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3rd Gen K2XX - 2015-2019 generation coverage
2015-2019 Chevrolet Silverado 2500HD service guide ADAS Calibration & Module Programming
Choose a repair service below or find your module by part number. Onsite help is available in Dallas-Fort Worth, with mail-in module service nationwide.
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Find your module
50 documented Chevrolet Silverado 2500HD module records across the 2015-2019 generation. Search by module name or part number, then open a result for requirements and repair options.
No matching records. Try a shorter part number or clear the filters. You can still request help if your module is not listed.
ECU / Engine
ECM / engine control module - Silverado HD gas or diesel powertrain modules Dealer security required VERIFY EXACT SILVERADO 2500HD ECM, GDS2 WORKFLOW
Module information indicates immobilizer or VIN security.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Donor must match part family VERIFY EXACT SILVERADO 2500HD ECM; VIN-locked
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- VERIFY EXACT SILVERADO 2500HD ECM, GDS2 WORKFLOW
- Protocol / method
- GM Techline Connect/SPS by VIN
- Cloning supported
- Conditional
- Chip / MCU
- Verify by VIN
- Notes
- Verify the exact Silverado 2500HD ECM/engine control module by VIN. GM Techline Connect/SPS and GDS2/MDI workflows may be required for replacement, setup, configuration, immobilizer relearn, or calibration.
TCM / transmission control module - if equipped separately Verify by VIN VERIFY EXACT SILVERADO 2500HD TCM, GDS2 WORKFLOW
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- VERIFY EXACT SILVERADO 2500HD TCM, GDS2 WORKFLOW
- Protocol / method
- GM Techline Connect/SPS and GDS2 setup by VIN
- Cloning supported
- Conditional
- Chip / MCU
- Verify by VIN
- Notes
- Transmission-control architecture and learn procedures vary by powertrain. Verify exact TCM, quick-learn, adaptive reset, and setup requirements by VIN.
Infotainment, gateway, or chassis control module - if equipped Verify by VIN VERIFY EXACT SILVERADO 2500HD INFOTAINMENT, GDS2 WORKFLOW
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- VERIFY EXACT SILVERADO 2500HD INFOTAINMENT, GDS2 WORKFLOW
- Protocol / method
- GM service procedure by VIN
- Cloning supported
- Conditional
- Chip / MCU
- Verify by VIN
- Notes
- Some replacements require online SPS programming, option setup, theft lock or VIN pairing, and post-repair network checks.
ECM (GM Genuine Parts restricted catalog reference) Verify by VIN 2017 12720006
Documented for 2017 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2017
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 12720006
- Notes
- Parts reference: GM Genuine Parts physical Engine Control Module (ECM) 12720006 for 2017 Chevrolet Silverado 2500 HD, 6.6L V8 Turbo DIESEL, engine VIN character Y only; quantity 1 per vehicle. ACDelco Online Catalog V30E10R2, reviewed October 25, 2026, lists the exact expanded Silverado 2500 HD Buyers Guide year/engine branch. RPO L5P is explicitly printed for the 2017-2019 branch. No ECU family, build interval, emissions, drivetrain, transmission or equipment sub-allocation is established. Match complete VIN, original ECM and current OEM catalog before ordering; exact replacement selection, supersession, availability, stock, warranty eligibility, interchange and repair capability remain unverified. No gasoline, Silverado 1500/3500, Sierra, other model or other year application is included. No relationship to previously held GM HD module numbers is established; all prior selection holds remain.
ECM (GM Genuine Parts restricted catalog reference) Verify by VIN 2018 12720006
Documented for 2018 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2018
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 12720006
- Notes
- Parts reference: GM Genuine Parts physical Engine Control Module (ECM) 12720006 for 2018 Chevrolet Silverado 2500 HD, 6.6L V8 Turbo DIESEL, engine VIN character Y only; quantity 1 per vehicle. ACDelco Online Catalog V30E10R2, reviewed October 25, 2026, lists the exact expanded Silverado 2500 HD Buyers Guide year/engine branch. RPO L5P is explicitly printed for the 2017-2019 branch. No ECU family, build interval, emissions, drivetrain, transmission or equipment sub-allocation is established. Match complete VIN, original ECM and current OEM catalog before ordering; exact replacement selection, supersession, availability, stock, warranty eligibility, interchange and repair capability remain unverified. No gasoline, Silverado 1500/3500, Sierra, other model or other year application is included. No relationship to previously held GM HD module numbers is established; all prior selection holds remain.
ECM (GM Genuine Parts restricted catalog reference) Verify by VIN 2019 12720006
Documented for 2019 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 12720006
- Notes
- Parts reference: GM Genuine Parts physical Engine Control Module (ECM) 12720006 for 2019 Chevrolet Silverado 2500 HD, 6.6L V8 Turbo DIESEL, engine VIN character Y only; quantity 1 per vehicle. ACDelco Online Catalog V30E10R2, reviewed October 25, 2026, lists the exact expanded Silverado 2500 HD Buyers Guide year/engine branch. RPO L5P is explicitly printed for the 2017-2019 branch. No ECU family, build interval, emissions, drivetrain, transmission or equipment sub-allocation is established. Match complete VIN, original ECM and current OEM catalog before ordering; exact replacement selection, supersession, availability, stock, warranty eligibility, interchange and repair capability remain unverified. No gasoline, Silverado 1500/3500, Sierra, other model or other year application is included. No relationship to previously held GM HD module numbers is established; all prior selection holds remain.
TCM / Transmission
TCU - 6L90 6-Speed Auto 3 records
J2534
Documented for 2015-2016 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2015, 2016
Donor must match part family 24256865 - requires cloning
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 24256865
- Protocol / method
- J2534
- Coding required
- Yes
- Cloning supported
- Yes
- Chip / MCU
- Continental
- Notes
- Requires VIN programming, transmission adaptation, and Dexron VI ATF. Use Tech2 or MDI for programming.
J2534
Documented for 2017-2018 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2017, 2018
Donor must match part family 24256494 - requires cloning
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 24256494
- Protocol / method
- J2534
- Coding required
- Yes
- Cloning supported
- Yes
- Chip / MCU
- Freescale MPC5674F
- Notes
- Requires GM SPS2 programming, transmission relearn via Tech2/MDI, uses Dexron VI ATF
J2534
Documented for 2019 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2019
Donor must match part family 24282631 - requires cloning
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 24282631
- Protocol / method
- J2534
- Coding required
- Yes
- Cloning supported
- Yes
- Chip / MCU
- Continental TC1797
- Notes
- Requires SPS programming, transmission adaptive relearn, ATF Dexron VI
TCU - Allison 1000 6-Speed Auto 3 records
J2534
Documented for 2015-2016 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2015, 2016
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 29543006
- Protocol / method
- J2534
- Coding required
- Yes
- Cloning supported
- No
- Chip / MCU
- Allison Proprietary
- Notes
- Allison proprietary system requires dealer programming. Use Allison DOC software with J2534 interface. TranSynd synthetic ATF required.
J2534
Documented for 2017-2018 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2017, 2018
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 29543400
- Protocol / method
- J2534
- Coding required
- Yes
- Cloning supported
- No
- Chip / MCU
- Freescale MPC5566
- Notes
- Allison DOC software required, TCM married to ECM, uses TranSynd synthetic ATF, extensive calibration required
J2534
Documented for 2019 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 29547
- Protocol / method
- J2534
- Coding required
- Yes
- Cloning supported
- No
- Chip / MCU
- Bosch TC1797
- Notes
- Allison DOC software required, transmission relearn, TES-295 fluid, ECU must match transmission serial
TCU - 10L90 10-Speed Auto Verify by VIN 2019 1 record
Documented for 2019 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2019
Donor must match part family 84770 - requires cloning
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 84770
- Protocol / method
- J2534
- Coding required
- Yes
- Cloning supported
- Yes
- Chip / MCU
- Continental TC1797
- Notes
- Requires SPS programming, transmission adaptive relearn, ATF Mobil 1 Syn LV ATF HP
BCM / Body electronics
BCM / body control module - VIN-specific Dealer security required VERIFY EXACT SILVERADO 2500HD BCM, GDS2 WORKFLOW
Module information indicates immobilizer or VIN security.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Donor must match part family VERIFY EXACT SILVERADO 2500HD BCM; VIN-locked
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- VERIFY EXACT SILVERADO 2500HD BCM, GDS2 WORKFLOW
- Security
- GM immobilizer/key security varies by build
- Coding required
- Yes
- Notes
- Verify the exact Silverado 2500HD BCM/body control module by VIN. GM Techline Connect/SPS and GDS2/MDI workflows may be required for replacement, setup, configuration, immobilizer relearn, or calibration.
RKE / keyless access / body option modules - if equipped Verify by VIN VERIFY EXACT SILVERADO 2500HD RKE, GDS2 WORKFLOW
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- VERIFY EXACT SILVERADO 2500HD RKE, GDS2 WORKFLOW
- Security
- VIN and option configuration required
- Coding required
- Yes
- Notes
- Verify RKE, passive-entry, theft-deterrent, trailer, lighting, and body options by VIN. Replacement can require setup, security learns, and option configuration.
SRS / Airbag
Sensing & Diagnostic Module (SDM) 21 records
Under center console
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 84057071
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 13518044
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Documented for 2015-2016 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2015, 2016
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 13518054
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 13578676
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 23425293
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 23425292
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 13578677
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 13578678
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 22886641
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Documented for 2015-2016 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2015, 2016
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 13518051
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Documented for 2015-2017 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2015, 2016, 2017
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 23381964
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 84057085
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 22886642
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Documented for 2017-2019 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 13507217
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Documented for 2017-2018 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2017, 2018
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 13507224
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Documented for 2017-2018 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2017, 2018
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 13507221
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Documented for 2019 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 84750512
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Documented for 2019 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 13524234
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Documented for 2019 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 84396838
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Documented for 2019 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 84396837
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
Under center console
Documented for 2019 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 13514198
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires GM GDS2 / Tech2 or J2534 for SRS reset. DTC B0100 common after crash events. Wait 90 seconds after ignition off before disconnecting battery.
ABS / Brakes
EBCM / ABS / stability control module - VIN-specific Verify by VIN VERIFY EXACT SILVERADO 2500HD EBCM, GDS2 WORKFLOW
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- VERIFY EXACT SILVERADO 2500HD EBCM, GDS2 WORKFLOW
- Notes
- Use GM service information for EBCM setup, automated bleed, SAS zeroing, yaw/lateral sensor setup, and post-repair DTC checks. Verify exact part number and procedure by VIN.
Brake pressure, yaw, SAS, or chassis sensors - if equipped Verify by VIN VERIFY EXACT SILVERADO 2500HD BRAKE, GDS2 WORKFLOW
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- VERIFY EXACT SILVERADO 2500HD BRAKE, GDS2 WORKFLOW
- Notes
- ABS, ESC, trailer brake, and chassis sensor content varies by trim and package.
ABS Control Module without valve assembly (exact restricted catalog reference) Verify by VIN 2017 84256781
Documented for 2017 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2017
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 84256781
- Notes
- Parts reference: GM Genuine Parts ABS Control Module 84256781 for 2017 Chevrolet Silverado 2500 HD, 6.6L V8 Turbo DIESEL, engine VIN character Y only, restricted to 4 Door, Crew Cab Pickup, 78.9-inch Bed, 153.7-inch wheelbase. ACDelco Online Catalog V30E10R2, reviewed October 25, 2026, lists quantity 1 per vehicle. Catalog note: w/o VALVE Assy; ORDER T/W QTY 4 P/N 22777386. This identifies the control module without the valve assembly; hydraulic assembly, bare PCB or other component inclusion is not established. Number 22777386 is a separately listed ordering companion, quantity 4, not an ABS module identifier. No RPO, ECU family, build interval, emissions, drivetrain, transmission or additional equipment allocation is established here. Match complete VIN, original module, exact cab/bed/wheelbase and current OEM catalog before ordering; current replacement selection, supersession, stock, availability, warranty eligibility, interchange and repair capability remain unverified. No 2018/2019 body allocation, other returned catalog part, other cab, bed, wheelbase, engine, model or year application is included. Existing ABS references and service flags remain separate and do not establish interchange.
Other modules
Instrument Panel Cluster (IPC) Verify by VIN 2015-2017 84003985
Documented for 2015-2017 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2015, 2016, 2017
Donor must match part family 84003985 - requires cloning
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 84003985
- Cloning supported
- Yes
- Notes
- IPC cloning required for mileage preservation during replacement. Use Launch advanced programming tool or EEPROM programming tool for EEPROM read/write.
Instrument Panel Cluster (IPC) Verify by VIN 2015-2018 84003987
Documented for 2015-2018 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018
Donor must match part family 84003987 - requires cloning
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 84003987
- Cloning supported
- Yes
- Notes
- IPC cloning required for mileage preservation during replacement. Use Launch advanced programming tool or EEPROM programming tool for EEPROM read/write.
Instrument Panel Cluster (IPC) Verify by VIN 2018-2019 84216551
Documented for 2018-2019 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2018, 2019
Donor must match part family 84216551 - requires cloning
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 84216551
- Cloning supported
- Yes
- Notes
- IPC cloning required for mileage preservation during replacement. Use Launch advanced programming tool or EEPROM programming tool for EEPROM read/write.
Instrument Panel Cluster (IPC) Verify by VIN 2019 84510483
Documented for 2019 within this generation. Confirm the exact vehicle by VIN.
Coverage and replacement notes
Documented years: 2019
Donor must match part family 84510483 - requires cloning
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- 84510483
- Cloning supported
- Yes
- Notes
- IPC cloning required for mileage preservation during replacement. Use Launch advanced programming tool or EEPROM programming tool for EEPROM read/write.
Steering Angle Sensor (SAS) Verify by VIN
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Coding required
- Yes
- Notes
- INTEGRATED (clock spring / steering column module
Steering Angle Sensor (SAS) Verify by VIN
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Coding required
- Yes
- Notes
- cross-year extension)
Connectivity / Accessories
Integrated Trailer Brake Controller Verify by VIN
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Notes
- !!GDS2 configuration MANDATORY before towing!!: trailer type (electric brakes or electric-over-hydraulic), weight class, gain setting via IOR. At GVWR 10,000+ lbs, improper trailer brake config is a safety-critical failure risk - jackknife or loss of braking.
OnStar Module (if equipped) Verify by VIN
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Notes
- GDS2 init. VIN-tied modem. Active subscription for remote features and diagnostics.
Remote Start (BCM parameter) Verify by VIN RPO UF8, AP9
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Part number
- RPO UF8, AP9
- Notes
- GDS2 BCM configuration. Verify after BCM replacement.
Snowplow Prep Package (RPO VYU / RPO V76) Verify by VIN
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Notes
- After BCM replacement, snowplow prep RPO must be re-entered in BCM configuration. Affects engine idle speed, cooling fan engagement, alternator output. Verify snowplow operation if equipped.
Fifth Wheel / Gooseneck Prep (if equipped) Verify by VIN
Confirm the procedure for your VIN and part number. Review the documented notes below.
Coverage and replacement notes
Documented years: 2015, 2016, 2017, 2018, 2019
Year coverage is not proof of interchangeability. Confirm the full part number and vehicle configuration before buying a used module.
- Notes
- No module calibration - structural and wiring prep. Trailer brake controller GDS2 config still required before use.
Reference information for 2015-2019. Coverage can vary by year and equipment. Confirm the VIN and full part number before ordering a replacement.
Vehicle overview
- Vehicle
- Chevrolet Silverado 2500HD
- Model years
- 2015-2019
- Generation
- 3rd Gen K2XX
- Platform
- K2XX
Tools we use for this vehicle
Factory scan, coding, and calibration access
GM GDS2 / GM Tech2Win / GM MDI 2
Factory routines and secure server authorization control this path when aftermarket coverage is not enough for the VIN.
ADAS scan, setup, and verification
Autel, Launch Tech, Topdon
Used where aftermarket coverage supports the procedure; OEM software remains required for locked factory routines.
Bench cloning and chip-level recovery
Alientech / Autotuner / Orange5 / Scanmatik / Flex / VVDI2 / PCMFlash / CGDI / X-Prog
Used only when the module, donor data, EEPROM, MCU, or crash-data workflow requires bench or chip-level handling.
Bench/chip-level only
Tool requirements
Basic OBD2 scanner
View capabilities and limitations
Supported work
- Read codes on SRS systems (21 documented rows)
- Read codes on ECU systems (6 documented rows)
- Read codes on BCM systems (2 documented rows)
- Read codes on TCU / TCM systems (7 documented rows)
- Read codes on ABS systems (3 documented rows)
- Read codes on IPC / SAS systems (6 documented rows)
- Read codes on Keys systems (1 documented row)
- Read codes on Immobilizer systems (1 documented row)
- Read codes on Accessory systems (5 documented rows)
Limitations
- ECU programming, coding, cloning, or security work (1 documented row)
- BCM programming, coding, cloning, or security work (1 documented row)
- Immobilizer programming, coding, cloning, or security work (1 documented row)
Factory programming software (J2534)
View capabilities and limitations
Supported work
- Factory scan, coding, and calibration access: Factory routines and secure server authorization control this path when aftermarket coverage is not enough for the VIN.
Dealer or specialist
View capabilities and limitations
Supported work
- ECU dealer security rows (1 documented row)
- BCM dealer security rows (1 documented row)
- Immobilizer dealer security rows (1 documented row)
Dealer security and specialist module work should be scoped by VIN before you buy parts or pay for programming.
Get a QuoteKnow this platform
This platform uses GMLAN (HS-CAN + MS-CAN), Ethernet select modules; HD powertrain CAN; OBD2 DLC 500kbps HS-CAN with ISO 15765-4 CAN (500 kbps HS-CAN).
- CAN
- GMLAN (HS-CAN + MS-CAN), Ethernet select modules; HD powertrain CAN; OBD2 DLC 500kbps HS-CAN
- OBD
- ISO 15765-4 CAN (500 kbps HS-CAN)
Generation service summary for Chevrolet Silverado 2500HD 3rd Gen K2XX (2015-2019)
Generation coverage
This page consolidates Chevrolet Silverado 2500HD service data for 2015-2019 across 5 model years; service information is available for 5 years.
Choose a yearADAS coverage
Merged ADAS coverage includes 3 system records, including Forward camera / lane or collision camera - if equipped, Forward radar / adaptive cruise - if equipped, and Parking, blind-zone, rear camera, or surround-view sensors - if equipped. Year-marked systems apply only to the shown range.
View ADAS dataCalibration triggers
This generation has 3 merged calibration trigger records. Trigger applicability can vary by year - verify by VIN before setup.
View triggersProgrammable modules
The merged generation page indexes 50 programmable module records across SRS, ECU, BCM, TCU/TCM, ABS, IPC coverage. Part numbers are confirmed for the exact year/VIN.
View modulesCore Auto Logic capability
Core Auto Logic supports generation-level diagnostics, ADAS calibration, module programming, and security-access planning for the Chevrolet Silverado 2500HD 2015-2019 span, with exact-year validation before service. Mail-in module service is available nationwide.
Get a quoteDo I need calibration?
Windshield, camera, radar, bumper, or body repair 1
2015-2019
Verify installed ADAS equipment by VIN. Follow GM service information for static or dynamic calibration, target setup, sensor aiming, and post-repair DTC checks.
BCM, ECM, EBCM, gateway, infotainment, or security module replacement 1
2015-2019
Replacement can require Techline Connect/SPS programming, GDS2/MDI setup, option configuration, immobilizer relearn, and network health checks. Verify the exact procedure by VIN.
Suspension, alignment, steering, brake, or chassis service 1
2015-2019
Check SAS, yaw/lateral sensors, EBCM, radar/camera aim, and related DTCs after chassis or body work. Use GM service information for the model-year procedure.
Year-by-year details
| Year | VIN split | Infotainment | Trim notes |
|---|---|---|---|
| 2015 | VIN pos 4-8 identifies series/body/engine. GM WMI: 1G1 (Chevy car), 1GC (Chevy truck), 3GN (Chevy SUV). Position 8 = engine code. Position 10 = model year code. | Standard trim configurations for 2015 Chevrolet Silverado 2500hd; verify trim-specific options before ordering modules. | |
| 2016 | VIN pos 4-8 identifies series/body/engine. GM WMI: 1G1 (Chevy car), 1GC (Chevy truck), 3GN (Chevy SUV). Position 8 = engine code. Position 10 = model year code. | Chevrolet MyLink | Multiple trim levels available. ADAS feature availability varies by trim and options package. Contact us for specific trim calibration requirements. |
| 2017 | VIN pos 4-8 identifies series/body/engine. GM WMI: 1G1 (Chevy car), 1GC (Chevy truck), 3GN (Chevy SUV). Position 8 = engine code. Position 10 = model year code. | Chevrolet MyLink | Multiple trim levels available. ADAS feature availability varies by trim and options package. Contact us for specific trim calibration requirements. |
| 2018 | VIN pos 4-8 identifies series/body/engine. GM WMI: 1G1 (Chevy car), 1GC (Chevy truck), 3GN (Chevy SUV). Position 8 = engine code. Position 10 = model year code. | Chevrolet MyLink | Multiple trim levels available. ADAS feature availability varies by trim and options package. Contact us for specific trim calibration requirements. |
| 2019 | VIN pos 4-8 identifies series/body/engine. GM WMI: 1G1 (Chevy car), 1GC (Chevy truck), 3GN (Chevy SUV). Position 8 = engine code. Position 10 = model year code. | Chevrolet MyLink | Multiple trim levels available. ADAS feature availability varies by trim and options package. Contact us for specific trim calibration requirements. |
What changes across 2015-2019
Differences versus the generation reference. Years not listed here match the shared platform data on this page.
2015
- Trims: Standard trim configurations for 2015 Chevrolet Silverado 2500hd; verify trim-specific options before ordering modules.
3 ADAS systems documented across the 2015-2019 generation. Rows that apply to only part of the generation carries a year badge.
Filter by year
ADAS CALIBRATION MATRIX
ADAS systems on this vehicle
Available: Forward Camera Safety Package, Adaptive Cruise w/Trailer Brake Assist, Rear Camera, Blind Zone Alert, HD Surround Vision, Rear Pedestrian Alert, Lane Change Alert w/Blind Spot Monitoring
Scroll for part numbers and Details
| System | Type | Category | Cal. Type | Supported | Part # | Actions |
|---|---|---|---|---|---|---|
| Forward camera / lane or collision camera - if equipped | Forward Camera | - | Static or dynamic per GM service information | Conditional | VERIFY EXACT SILVERADO 2500HD FORWARD CAMERA PART NUMBERS BY VIN IN GM SERVICE INFORMATION, GDS2 WORKFLOW | |
| Forward radar / adaptive cruise - if equipped | Radar | - | Static or dynamic per GM service information | Conditional | VERIFY EXACT SILVERADO 2500HD FORWARD RADAR PART NUMBERS BY VIN IN GM SERVICE INFORMATION, GDS2 WORKFLOW | |
| Parking, blind-zone, rear camera, or surround-view sensors - if equipped | Parking / blind-zone / camera | - | Setup or calibration per GM service information | Conditional | VERIFY EXACT SILVERADO 2500HD PARKING, GDS2 WORKFLOW |
ADAS SYSTEM
YES Supported
Identification
- System type
- Module category
- Sensor location
Part Numbers
- OEM
- Alternative
Calibration & Triggers
- Calibration type
- Programming approach
- Requires PMI
- Trigger events
Technical Notes
- Chip / MCU
- Service notes
Need this calibrated?
Get a quote for ADAS calibration WHEN IS CALIBRATION REQUIRED?
Triggers for ADAS recalibration
Windshield, camera, radar, bumper, or body repair
Verify installed ADAS equipment by VIN. Follow GM service information for static or dynamic calibration, target setup, sensor aiming, and post-repair DTC checks.
BCM, ECM, EBCM, gateway, infotainment, or security module replacement
Replacement can require Techline Connect/SPS programming, GDS2/MDI setup, option configuration, immobilizer relearn, and network health checks. Verify the exact procedure by VIN.
Suspension, alignment, steering, brake, or chassis service
Check SAS, yaw/lateral sensors, EBCM, radar/camera aim, and related DTCs after chassis or body work. Use GM service information for the model-year procedure.
2 gateway, immobilizer, and security items documented across the 2015-2019 generation.
ARCHITECTURE & CONNECTIVITY
Architecture & Connectivity
- Body Construction
- Body-on-frame; high-strength steel full perimeter HD frame
- OBD Protocol
- ISO 15765-4 CAN (500 kbps HS-CAN)
- CAN Architecture
- GMLAN (HS-CAN + MS-CAN), Ethernet select modules; HD powertrain CAN; OBD2 DLC 500kbps HS-CAN
- Infotainment
- Chevrolet Infotainment 3 Plus - 13.4" standard upper trims; 8" base; Google Built-In available; Wireless Apple CarPlay + Android Auto
- OTA Capable
- No
- Infotainment Name
- Chevrolet MyLink
- ECU/TCM Unlocking
- Contact us
- ECU/TCM Flashing
- Contact us
WHAT WE RESOLVE
3rd Gen K2XX (2015-2019) common module and ADAS issues
- ADAS calibration drift Watch for calibration needs after windshield, bumper, suspension, camera, or radar work. Documented systems include Forward camera / lane or collision camera - if equipped, Forward radar / adaptive cruise - if equipped, and Parking, blind-zone, rear camera, or surround-view sensors - if equipped. Year-marked systems apply only to the shown range.
- SRS crash-data and warning light SRS service can involve Sensing & Diagnostic Module (SDM), Sensing & Diagnostic Module (SDM) (2015-2016), and Sensing & Diagnostic Module (SDM) (2015-2017). Part numbers and crash-data workflow are confirmed for the exact year/VIN.
- Replacement module setup ECU/PCM replacement programming, BCM configuration, TCU/TCM cloning, ABS/EBCM setup are represented in the merged generation data. Rows with year ranges do not apply to every model year; verify by VIN.
FREQUENTLY ASKED QUESTIONS
FAQ
Can you program Chevrolet Silverado 2500HD (2015-2019) modules?
Yes. Core Auto Logic supports generation-scoped module programming for the Chevrolet Silverado 2500HD (2015-2019). The merged generation data includes ECU/PCM, BCM, TCU/TCM, ABS/EBCM, and SRS coverage. Rows marked with a year range apply only to that part of the span; unmarked rows are present across the merged generation data.
Which modules are documented for Chevrolet Silverado 2500HD (2015-2019)?
The Chevrolet Silverado 2500HD (2015-2019) generation currently shows 39 core module records across ECU/PCM, BCM, TCU/TCM, ABS/EBCM, and SRS groups. SRS modules include Sensing & Diagnostic Module (SDM), Sensing & Diagnostic Module (SDM) (2015-2016), and Sensing & Diagnostic Module (SDM) (2015-2017). Part numbers and module variants must be confirmed for your exact year/VIN. Reference part number: 84057071 - confirm for your exact year/VIN.
Does Chevrolet Silverado 2500HD (2015-2019) need ADAS calibration after glass or collision work?
The merged generation data documents 3 ADAS systems, including Forward camera / lane or collision camera - if equipped, Forward radar / adaptive cruise - if equipped, and Parking, blind-zone, rear camera, or surround-view sensors - if equipped. Calibration triggers include Windshield, camera, radar, bumper, or body repair, BCM, ECM, EBCM, gateway, infotainment, or security module replacement, and Suspension, alignment, steering, brake, or chassis service. Procedure type is VIN-specific scan-tool procedure; verify exact requirements by VIN before setup.
Can you reset the airbag module on Chevrolet Silverado 2500HD (2015-2019)?
Yes. The generation data includes 21 SRS records, including Sensing & Diagnostic Module (SDM), Sensing & Diagnostic Module (SDM) (2015-2016), and Sensing & Diagnostic Module (SDM) (2015-2017). Bench reset, cloning, and replacement setup are handled after part-number review. Any SRS part number shown for this generation is planning data only - confirm for your exact year/VIN. Reference part number: 84057071 - confirm for your exact year/VIN.
Do all Chevrolet Silverado 2500HD (2015-2019) years use the same parts?
No assumption should be made across the full span. The generation page merges rows across 2015-2019; any row that does not span all data-bearing years is printed with its year range or treated as varies by year - verify by VIN. Part numbers always require exact year/VIN confirmation before ordering, cloning, or programming.
How long does service take for Chevrolet Silverado 2500HD (2015-2019)?
Most programming, cloning, SRS, and calibration jobs are quoted after VIN, DTC, part number, and repair-scope review. Labor time varies by year - verify by VIN before scheduling. Mail-in module service is available nationwide. Exact service eligibility is confirmed from the year, VIN, module, and requested scope.
Is Chevrolet Silverado 2500HD (2015-2019) service mobile or mail-in?
Mobile service covers DFW on-vehicle diagnostics, post-repair coding, and supported module work. Mail-in module service is available nationwide. We confirm the active path for your exact year, VIN, module, and requested scope before service.
More Silverado 2500HD generations
GMT800 HD 2001-2006 2nd Gen GMT900 2007-2014 3rd Gen K2XX 2015-2019 You are here 4th Gen T1XX 2020-2026
Finish the repair
Need help finishing this repair?
Factory diagnostic software is available. We confirm the appropriate software and supported procedure for your vehicle.
Get onsite help in Dallas-Fort Worth. Ask about same-day availability or a one-time remote session for eligible work.
GM Techline Connect Core Auto Logic has full GM Techline Connect access for Chevrolet, GMC, Buick and Cadillac vehicles. We confirm the supported procedure for your vehicle. Module programming & recovery Replacing a module or dealing with a failed programming attempt? Send the part numbers and fault scan for review. Onsite tools & equipment Bring in a technician or ask about hourly, daily and weekly rentals where licensing and equipment availability allow.