GM Co-Pilot360 Plus: Forward Collision Alert/Automatic Emergency Braking, Lane C
AvailableCalibration required after windshield replacement, camera/radar service, or structural repair affecting sensor alignment.
3,200+ Vehicles Supported
1-Year Unlimited Guarantee
Same-Day Mobile Service
DFW Serving Dallas / Fort Worth
2015-2020 Chevrolet Tahoe Generation Guide
Chevrolet Tahoe 4th Gen K2XX (2015-2020) ADAS Calibration & Module Programming
Covers model years 2015-2020 - one service guide for the whole generation.
Full ADAS calibration, module programming, and key security work for every Chevrolet Tahoe built on this platform. Same-day mobile service across the Dallas/Fort Worth metroplex; mail-in accepted nationwide.
- Platform GMT T1XX (5th Gen Full-Size SUV)
- CAN Architecture GMLAN (HS-CAN + MS-CAN), Ethernet backbone on select modules; OBD2 DLC Pin 6/14 HS-CAN 500kbps
- Security GM PASS-Key III+ - BCM PKE passive entry, RKE 315MHz 128-bit rolling code; GDS2 + TIS2WEB for AKL
The ADAS, module, and security rows below are consolidated across the full 2015-2020 generation. A year badge marks rows that apply only to part of the span; rows without a badge apply to every year. Year-specific differences are summarized under “What changes across 2015-2020”.
OVERVIEW
Expert ADAS calibration, module programming, and diagnostic recovery for the 2017 Chevrolet Tahoe. On this vehicle we cover 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, this GMT T1XX (5th Gen Full-Size SUV) platform vehicle, PK3/PK3+ / PEPS immobilizer support, Chevrolet MyLink infotainment programming. Mobile across the DFW Metroplex, mail-in nationwide for module-bench work.
Platform
GMT T1XX (5th Gen Full-Size SUV)
Production
2007-present
Trim Levels
Multiple trim levels available. ADAS feature availability varies by trim and options package. Contact us for specific trim calibration requirements.
Drivetrain
RWD / AWD / 4WD
Engine
-
CAN Speed
GMLAN (HS-CAN + MS-CAN), Ethernet backbone on select modules; OBD2 DLC Pin 6/14 HS-CAN 500kbps
Feature availability 3
Immobilizer: PK3/PK3+ / PEPS
StandardKey programming requires manufacturer-level tool access. Add key supported. All keys lost (AKL) supported.
Platform: GMT T1XX (5th Gen Full-Size SUV)
ConfirmedVerify platform code matches when cross-referencing part numbers across model years.
Tool access for this exact year
Representative tool access paths for this exact model year, gated by the vehicle data and source packet we currently trust.
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.
OEM subscription required
Make-level OEM tool map plus exact-year gateway and ADAS fields.
ADAS scan, setup, and verification
Autel, Launch Tech, Topdon
Used where aftermarket coverage supports the procedure; OEM software remains required for locked factory routines.
Tool subscription required
Service-level scanner-vendor source packet plus exact-year ADAS records.
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
Bench programmer source packet plus exact-year module/security records.
Know this platform
This platform uses GMLAN (HS-CAN + MS-CAN), Ethernet backbone on select modules; OBD2 DLC Pin 6/14 HS-CAN 500kbps with ISO 15765-4 CAN (500 kbps HS-CAN).
- CAN
- GMLAN (HS-CAN + MS-CAN), Ethernet backbone on select modules; OBD2 DLC Pin 6/14 HS-CAN 500kbps
- OBD
- ISO 15765-4 CAN (500 kbps HS-CAN)
Generation service summary for Chevrolet Tahoe 4th Gen K2XX (2015-2020)
Generation coverage
This page consolidates Chevrolet Tahoe service data for 2015-2020 across 6 model years; 6 years have merged CCT data.
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 47 programmable module records across SRS, ECU, BCM, TCU/TCM, ABS, IPC coverage. Part numbers are confirmed for the exact year/VIN.
View modulesGateway and security
Gateway, immobilizer, and key-security coverage includes 8 merged records. Security procedures vary by year - verify by VIN.
View securityCore Auto Logic capability
Core Auto Logic supports generation-level diagnostics, ADAS calibration, module programming, security-access planning, and mail-in bench work for the Chevrolet Tahoe 2015-2020 span, with exact-year validation before service.
Get a quoteDo I need calibration?
Windshield, camera, radar, bumper, or body repair 1
2015-2020
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
2015-2020
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
2015-2020
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 Tahoe; 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. |
| 2020 | 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 Infotainment 3 | Multiple trim levels available. ADAS feature availability varies by trim and options package. Contact us for specific trim calibration requirements. |
What changes across 2015-2020
Differences versus the generation reference year. Years not listed here match the shared platform data on this page.
2015
- Trims: Standard trim configurations for 2015 Chevrolet Tahoe; verify trim-specific options before ordering modules.
2020
- Infotainment: Chevrolet Infotainment 3 (was Chevrolet MyLink)
3 ADAS systems documented across 2015-2020. Rows that apply to only part of the generation carry a year badge.
Filter by year
ADAS CALIBRATION MATRIX
ADAS systems on this vehicle
Driver-assist equipment varies by trim, package, and build. Verify cameras, radar, parking sensors, and calibration requirements by VIN.
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 | GDS2 WORKFLOW | |
| Forward radar / adaptive cruise - if equipped | Radar | - | Static or dynamic per GM service information | Conditional | 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 | 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.
Modules we program on this generation
47 documented Chevrolet Tahoe modules across 2015-2020. Open a group for part numbers, programming protocol, security notes, and clone support.
SRS MODULES
SRS Modules
Sensing & Diagnostic Module (SDM) x15
23381964 Verify by VIN 2015-2018 Under center console
_years covers only 2015-2018 for this generation
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018
Always match the full part number before buying a used module.
- PART
- 23381964
- LOCATION
- Under center console
- MFG
- 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.
84057085 Verify by VIN Under center console
coding and programming fields are absent or ambiguous
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- PART
- 84057085
- LOCATION
- Under center console
- MFG
- 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.
15270597 Verify by VIN 2015-2017 Under center console
_years covers only 2015-2017 for this generation
Used/donor module guide
Compatible donor years: 2015, 2016, 2017
Always match the full part number before buying a used module.
- PART
- 15270597
- LOCATION
- Under center console
- MFG
- 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.
13518050 Verify by VIN 2015-2016 Under center console
_years covers only 2015-2016 for this generation
Used/donor module guide
Compatible donor years: 2015, 2016
Always match the full part number before buying a used module.
- PART
- 13518050
- LOCATION
- Under center console
- MFG
- 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.
23425293 Verify by VIN Under center console
coding and programming fields are absent or ambiguous
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- PART
- 23425293
- LOCATION
- Under center console
- MFG
- 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.
23425292 Verify by VIN Under center console
coding and programming fields are absent or ambiguous
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- PART
- 23425292
- LOCATION
- Under center console
- MFG
- 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.
22886642 Verify by VIN 2015-2017 Under center console
_years covers only 2015-2017 for this generation
Used/donor module guide
Compatible donor years: 2015, 2016, 2017
Always match the full part number before buying a used module.
- PART
- 22886642
- LOCATION
- Under center console
- MFG
- 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.
13578676 Verify by VIN 2015-2017 Under center console
_years covers only 2015-2017 for this generation
Used/donor module guide
Compatible donor years: 2015, 2016, 2017
Always match the full part number before buying a used module.
- PART
- 13578676
- LOCATION
- Under center console
- MFG
- 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.
13578677 Verify by VIN 2015-2017 Under center console
_years covers only 2015-2017 for this generation
Used/donor module guide
Compatible donor years: 2015, 2016, 2017
Always match the full part number before buying a used module.
- PART
- 13578677
- LOCATION
- Under center console
- MFG
- 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.
13578678 Verify by VIN 2015-2017 Under center console
_years covers only 2015-2017 for this generation
Used/donor module guide
Compatible donor years: 2015, 2016, 2017
Always match the full part number before buying a used module.
- PART
- 13578678
- LOCATION
- Under center console
- MFG
- 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.
13518044 Verify by VIN 2015-2016 Under center console
_years covers only 2015-2016 for this generation
Used/donor module guide
Compatible donor years: 2015, 2016
Always match the full part number before buying a used module.
- PART
- 13518044
- LOCATION
- Under center console
- MFG
- 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.
13507217 Verify by VIN 2017-2020 Under center console
_years covers only 2017-2020 for this generation
Used/donor module guide
Compatible donor years: 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- PART
- 13507217
- LOCATION
- Under center console
- MFG
- 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.
13524234 Verify by VIN 2018 Under center console
_years covers only 2018 for this generation
Used/donor module guide
Compatible donor years: 2018
Always match the full part number before buying a used module.
- PART
- 13524234
- LOCATION
- Under center console
- MFG
- 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.
13524237 Verify by VIN 2018-2020 Under center console
_years covers only 2018-2020 for this generation
Used/donor module guide
Compatible donor years: 2018, 2019, 2020
Always match the full part number before buying a used module.
- PART
- 13524237
- LOCATION
- Under center console
- MFG
- 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.
26671010 Verify by VIN 2018-2020 Under center console
_years covers only 2018-2020 for this generation
Used/donor module guide
Compatible donor years: 2018, 2019, 2020
Always match the full part number before buying a used module.
- PART
- 26671010
- LOCATION
- Under center console
- MFG
- 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.
ECU MODULES
ECU Modules
ECM / engine control module - 5.3L / 6.2L V8 powertrain modules Dealer security required GDS2 WORKFLOW
service_notes indicates immobilizer or VIN security
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Donor must match part family GDS2 WORKFLOW; VIN-locked
Always match the full part number before buying a used module.
- PART
- GDS2 WORKFLOW
- PROTOCOL
- GM Techline Connect/SPS by VIN
- CLONE
- Conditional
- CHIP/MCU
- Verify by VIN
- NOTES
- Verify the exact Tahoe 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 GDS2 WORKFLOW
coding and programming fields are absent or ambiguous
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- PART
- GDS2 WORKFLOW
- PROTOCOL
- GM Techline Connect/SPS and GDS2 setup by VIN
- CLONE
- 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 GDS2 WORKFLOW
coding and programming fields are absent or ambiguous
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- PART
- GDS2 WORKFLOW
- PROTOCOL
- GM service procedure by VIN
- CLONE
- Conditional
- CHIP/MCU
- Verify by VIN
- NOTES
- Confirm installed modules before service. Some replacements require online SPS programming, option setup, theft lock or VIN pairing, and post-repair network checks.
BCM MODULES
BCM Modules
BCM / body control module - VIN-specific Dealer security required GDS2 WORKFLOW
security_type indicates immobilizer or VIN security
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Donor must match part family GDS2 WORKFLOW; VIN-locked
Always match the full part number before buying a used module.
- PART
- GDS2 WORKFLOW
- SECURITY
- GM immobilizer/key security varies by build
- CODING
- Yes
- NOTES
- Verify the exact Tahoe 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 GDS2 WORKFLOW
coding and programming fields are absent or ambiguous
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- PART
- GDS2 WORKFLOW
- SECURITY
- VIN and option configuration required
- CODING
- Yes
- NOTES
- Verify RKE, passive-entry, theft-deterrent, trailer, lighting, and body options by VIN. Replacement can require setup, security learns, and option configuration.
TCU / TCM TRANSMISSION MODULES
TCU / TCM Transmission Modules
TCU - 6L80 6-Speed Auto x2
24256865 Verify by VIN 2015-2016 J2534
_years covers only 2015-2016 for this generation
Used/donor module guide
Compatible donor years: 2015, 2016
Donor must match part family 24256865 - requires cloning
Always match the full part number before buying a used module.
- PART
- 24256865
- PROTOCOL
- J2534
- CODING
- Yes
- CLONE
- Yes
- CHIP/MCU
- Continental MPC5674F
- NOTES
- Requires TAC module programming, transmission adaptive learn procedure via Tech2/MDI, ATF: Dexron VI
24278 Verify by VIN 2017-2018 J2534
_years covers only 2017-2018 for this generation
Used/donor module guide
Compatible donor years: 2017, 2018
Donor must match part family 24278 - requires cloning
Always match the full part number before buying a used module.
- PART
- 24278
- PROTOCOL
- J2534
- CODING
- Yes
- CLONE
- Yes
- CHIP/MCU
- Continental TC1797
- NOTES
- Requires VIN coding and transmission adaptation. Use Dexron VI ATF. TDS relearn required after programming.
TCU - 6L90 6-Speed Auto x2
24256866 Verify by VIN 2015-2016 J2534
_years covers only 2015-2016 for this generation
Used/donor module guide
Compatible donor years: 2015, 2016
Donor must match part family 24256866 - requires cloning
Always match the full part number before buying a used module.
- PART
- 24256866
- PROTOCOL
- J2534
- CODING
- Yes
- CLONE
- Yes
- CHIP/MCU
- Continental MPC5674F
- NOTES
- Requires TAC module programming, transmission adaptive learn procedure via Tech2/MDI, ATF: Dexron VI
24279 Verify by VIN 2017-2018 J2534
_years covers only 2017-2018 for this generation
Used/donor module guide
Compatible donor years: 2017, 2018
Donor must match part family 24279 - requires cloning
Always match the full part number before buying a used module.
- PART
- 24279
- PROTOCOL
- J2534
- CODING
- Yes
- CLONE
- Yes
- CHIP/MCU
- Continental TC1797
- NOTES
- Requires VIN coding and transmission adaptation. Use Dexron VI ATF. TDS relearn required after programming.
TCU - 8L90 8-Speed Auto x2
24277 Verify by VIN 2017-2018 J2534
_years covers only 2017-2018 for this generation
Used/donor module guide
Compatible donor years: 2017, 2018
Always match the full part number before buying a used module.
- PART
- 24277
- PROTOCOL
- J2534
- CODING
- Yes
- CLONE
- No
- CHIP/MCU
- Continental MPC5777M
- NOTES
- Security linked to ECM. Requires original TCU or dealer programming. Use Dexron VI ATF. Complete transmission relearn cycle required.
24282 Verify by VIN 2019-2020 J2534
_years covers only 2019-2020 for this generation
Used/donor module guide
Compatible donor years: 2019, 2020
Donor must match part family 24282 - requires cloning
Always match the full part number before buying a used module.
- PART
- 24282
- PROTOCOL
- J2534
- CODING
- Yes
- CLONE
- Yes
- CHIP/MCU
- Continental TC297
- NOTES
- Requires SPS2 programming, transmission relearn procedure, ATF: DEXRON-VI only, some units require bench programming if corrupted
TCU - 10L90 10-Speed Auto Verify by VIN 2019-2020 x1
_years covers only 2019-2020 for this generation
Used/donor module guide
Compatible donor years: 2019, 2020
Donor must match part family 24282062 - requires cloning
Always match the full part number before buying a used module.
- PART
- 24282062
- PROTOCOL
- J2534
- CODING
- Yes
- CLONE
- Yes
- CHIP/MCU
- Continental TC297
- NOTES
- Requires TIS2WEB programming, transmission adaptive learn, ATF: Mobil 1 Synthetic ATF LV HP or equivalent GM DEXRON-VI
ABS / BRAKE MODULES
ABS / Brake Modules
Electronic Brake Control Module (EBCM) Verify by VIN 84 (VERIFY 2024)
coding and programming fields are absent or ambiguous
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- PART
- 84 (VERIFY 2024)
- NOTES
- GDS2 ABS/ESC init. 4-wheel bleed (pressure preferred). SAS zero-point - drive 35+ mph straight.
Wheel Speed Sensor (each corner) Verify by VIN 13512
coding and programming fields are absent or ambiguous
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- PART
- 13512
- NOTES
- Torque spec. GDS2 DTC clear. Road test 15+ mph.
HCU Verify by VIN 84
coding and programming fields are absent or ambiguous
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- PART
- 84
- NOTES
- GDS2 auto bleed. Firm pedal before road test.
OTHER MODULES (IPC, SAS)
Other Modules (IPC, SAS)
Instrument Panel Cluster (IPC) x6
84003985 Verify by VIN 2015-2018
_years covers only 2015-2018 for this generation
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018
Donor must match part family 84003985 - requires cloning
Always match the full part number before buying a used module.
- PART
- 84003985
- CLONE
- Yes
- NOTES
- IPC cloning required for mileage preservation during replacement. Use Launch advanced programming tool or EEPROM programming tool for EEPROM read/write.
84003986 Verify by VIN 2015-2017
_years covers only 2015-2017 for this generation
Used/donor module guide
Compatible donor years: 2015, 2016, 2017
Donor must match part family 84003986 - requires cloning
Always match the full part number before buying a used module.
- PART
- 84003986
- CLONE
- Yes
- NOTES
- IPC cloning required for mileage preservation during replacement. Use Launch advanced programming tool or EEPROM programming tool for EEPROM read/write.
84216549 Verify by VIN 2018-2019
_years covers only 2018-2019 for this generation
Used/donor module guide
Compatible donor years: 2018, 2019
Donor must match part family 84216549 - requires cloning
Always match the full part number before buying a used module.
- PART
- 84216549
- CLONE
- Yes
- NOTES
- IPC cloning required for mileage preservation during replacement. Use Launch advanced programming tool or EEPROM programming tool for EEPROM read/write.
84216550 Verify by VIN 2019
_years covers only 2019 for this generation
Used/donor module guide
Compatible donor years: 2019
Donor must match part family 84216550 - requires cloning
Always match the full part number before buying a used module.
- PART
- 84216550
- CLONE
- Yes
- NOTES
- IPC cloning required for mileage preservation during replacement. Use Launch advanced programming tool or EEPROM programming tool for EEPROM read/write.
84597918 Verify by VIN 2020
_years covers only 2020 for this generation
Used/donor module guide
Compatible donor years: 2020
Donor must match part family 84597918 - requires cloning
Always match the full part number before buying a used module.
- PART
- 84597918
- CLONE
- Yes
- NOTES
- IPC cloning required for mileage preservation during replacement. Use Launch advanced programming tool or EEPROM programming tool for EEPROM read/write.
84597930 Verify by VIN 2020
_years covers only 2020 for this generation
Used/donor module guide
Compatible donor years: 2020
Donor must match part family 84597930 - requires cloning
Always match the full part number before buying a used module.
- PART
- 84597930
- CLONE
- 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) x3
Part 1 Verify by VIN 2015-2019
_years covers only 2015-2019 for this generation
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019
Always match the full part number before buying a used module.
- CODING
- Yes
- NOTES
- INTEGRATED (clock spring / steering column module
Part 2 Verify by VIN 2015-2019
_years covers only 2015-2019 for this generation
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019
Always match the full part number before buying a used module.
- CODING
- Yes
- NOTES
- cross-year extension)
Part 3 Verify by VIN 2020
_years covers only 2020 for this generation
Used/donor module guide
Compatible donor years: 2020
Always match the full part number before buying a used module.
- CODING
- Yes
- NOTES
- INTEGRATED (SCM clock spring)
CONNECTIVITY & ACCESSORIES
Connectivity & Accessories
Factory infotainment, OnStar, camera, and display equipment - VIN-specific Verify by VIN GDS2 WORKFLOW
coding and programming fields are absent or ambiguous
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- PART
- GDS2 WORKFLOW
- NOTES
- Factory infotainment and connected-equipment content varies by trim, option package, and build. Verify hardware, subscription state, and setup requirements by VIN.
Body, trailer, parking, and convenience electronics - if equipped Verify by VIN GDS2 WORKFLOW
coding and programming fields are absent or ambiguous
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- PART
- GDS2 WORKFLOW
- NOTES
- Verify installed modules and options by VIN. Follow GM service information for setup, initialization, relearns, and post-repair DTC checks.
8 gateway, immobilizer, and security items documented across 2015-2020.
GATEWAY / SECURITY MODULES
Gateway / Security Modules
Central Gateway Module Dealer security required
vin_locked indicates immobilizer or VIN security
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- MFG
- Renesas
- SECURITY
- VIN-locked (UDS)
- VIN LOCKED
- Yes
- CODING
- Yes
- CHIP/MCU
- D70F3585
- NOTES
- Compatibility label: Chevrolet. Air conditioning | Notes: Read/Write
Central Gateway Module Dealer security required
vin_locked indicates immobilizer or VIN security
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- MFG
- Renesas
- SECURITY
- VIN-locked (UDS)
- VIN LOCKED
- Yes
- CODING
- Yes
- CHIP/MCU
- D70F3558
- NOTES
- Compatibility label: Buick. BCM | Notes: Read/Write
Central Gateway Module Dealer security required
vin_locked indicates immobilizer or VIN security
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- MFG
- Various / Unlisted
- SECURITY
- VIN-locked (UDS)
- VIN LOCKED
- Yes
- CODING
- Yes
- CHIP/MCU
- 1M12S
- NOTES
- Compatibility label: CRUZE. BCM | Notes: Years: 2015-
Central Gateway Module Dealer security required
vin_locked indicates immobilizer or VIN security
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- MFG
- Various / Unlisted
- SECURITY
- VIN-locked (UDS)
- VIN LOCKED
- Yes
- CODING
- Yes
- CHIP/MCU
- 1M12S
- NOTES
- Compatibility label: Cavalier. BCM | Notes: Years: 2015-
Central Gateway Module Dealer security required
vin_locked indicates immobilizer or VIN security
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- MFG
- Various / Unlisted
- SECURITY
- VIN-locked (UDS)
- VIN LOCKED
- Yes
- CODING
- Yes
- CHIP/MCU
- 1M12S
- NOTES
- Compatibility label: Excelle. BCM | Notes: Years: 2015-
Central Gateway Module Dealer security required
vin_locked indicates immobilizer or VIN security
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- MFG
- Various / Unlisted
- SECURITY
- VIN-locked (UDS)
- VIN LOCKED
- Yes
- CODING
- Yes
- CHIP/MCU
- 1M12S
- NOTES
- Compatibility label: SAIL. BCM | Notes: Years: 2015-
KEY SECURITY & IMMOBILIZER
Key Security & Immobilizer
- System PK3/PK3+ / PEPS
- Add Key Yes
- All Keys Lost Yes
GM PASS-Key III+ - BCM PKE passive entry, RKE 315MHz 128-bit rolling code; GDS2 + TIS2WEB for AKL
IMMOBILIZER MODULES
Immobilizer Modules
GM immobilizer / theft-deterrent / key-security system Dealer security required GDS2 WORKFLOW
security_type indicates immobilizer or VIN security
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Donor must match part family GDS2 WORKFLOW; VIN-locked
Always match the full part number before buying a used module.
- PART
- GDS2 WORKFLOW
- SECURITY
- VIN-specific GM security system
- NOTES
- Add-key, all-keys-lost, BCM replacement, ECM replacement, and security relearn support depend on the exact build. GM online security access, Techline Connect/SPS, and GDS2/MDI may be required.
KEY & FOB TYPES
Key & Fob Types
Proximity Smart Key Fob Verify by VIN 13508771 (315MHZ - VERIFY CURRENT GM PN FOR 2024)
coding and programming fields are absent or ambiguous
Used/donor module guide
Compatible donor years: 2015, 2016, 2017, 2018, 2019, 2020
Always match the full part number before buying a used module.
- PART
- 13508771 (315MHZ - VERIFY CURRENT GM PN FOR 2024)
- NOTES
- GDS2 + TIS2WEB. CR2032. Max 8 keys typical. Rolling code resync if desync post-battery.
Replacement Notes
BCM SPS (TIS2WEB) + key relearn all keys. ECM SPS + VIN + PASS-Key transfer. Diesel ECM: DPF adaptation reset. AKL via GDS2 + TIS2WEB dealer authorization.
ARCHITECTURE & CONNECTIVITY
Architecture & Connectivity
- Body Construction
- Body-on-frame; high-strength steel ladder frame; SUV body
- OBD Protocol
- ISO 15765-4 CAN (500 kbps HS-CAN)
- CAN Architecture
- GMLAN (HS-CAN + MS-CAN), Ethernet backbone on select modules; OBD2 DLC Pin 6/14 HS-CAN 500kbps
- Infotainment
- Chevrolet Infotainment 3 Premium - 10.2" standard; 15" portrait High Country; Wireless Apple CarPlay + Android Auto; Google Built-In available
- OTA Capable
- No
- Infotainment Name
- Chevrolet MyLink
- ECU Unlock Supported
- No
- Custom Programming
- Yes
WHAT WE RESOLVE
4th Gen K2XX (2015-2020) 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) (2015-2018), Sensing & Diagnostic Module (SDM), 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.
- Gateway, key, and immobilizer access Gateway, key, and immobilizer procedures are represented by 8 merged security records. Access and all-keys-lost support varies by year - verify by VIN.
FREQUENTLY ASKED QUESTIONS
FAQ
Can you program Chevrolet Tahoe (2015-2020) modules?
Yes. Core Auto Logic supports generation-scoped module programming for the Chevrolet Tahoe (2015-2020). 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 Tahoe (2015-2020)?
The Chevrolet Tahoe (2015-2020) generation currently shows 30 core module records across ECU/PCM, BCM, TCU/TCM, ABS/EBCM, and SRS groups. SRS examples include Sensing & Diagnostic Module (SDM) (2015-2018), Sensing & Diagnostic Module (SDM), and Sensing & Diagnostic Module (SDM) (2015-2017). Part numbers and module variants must be confirmed for your exact year/VIN. Reference part number: 23381964 (2015-2018) - confirm for your exact year/VIN.
Does Chevrolet Tahoe (2015-2020) 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 Tahoe (2015-2020)?
Yes. The generation data includes 15 SRS records, including Sensing & Diagnostic Module (SDM) (2015-2018), Sensing & Diagnostic Module (SDM), 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: 23381964 (2015-2018) - confirm for your exact year/VIN.
Do all Chevrolet Tahoe (2015-2020) years use the same parts?
No assumption should be made across the full span. The generation page merges rows across 2015-2020; 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.
Can you program keys or immobilizer systems for Chevrolet Tahoe (2015-2020)?
Yes, where the VIN and security workflow support it. The generation data includes 8 gateway, immobilizer, or key-security records. Gateway examples include Central Gateway Module. Key records are present in the merged generation data. Security access, all-keys-lost eligibility, and add-key workflows vary by year - verify by VIN.
How long does service take for Chevrolet Tahoe (2015-2020)?
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 work typically depends on module condition, donor data, and shipping window.
Is Chevrolet Tahoe (2015-2020) service mobile or mail-in?
Both paths are available depending on the job. Mobile service covers DFW on-vehicle diagnostics, ADAS setup, key programming, and post-repair coding. Mail-in service covers ECU, BCM, SRS, TCU, ABS, and other bench module work nationwide. We confirm the correct path for your exact year/VIN before scheduling.