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2026 Cadillac Optiq Supported Services

2026 Cadillac Optiq

ADAS calibration, module programming, and security relearns

Standard trim configurations for 2026 Cadillac Optiq; verify trim-specific options before ordering modules.

Technical snapshot
  • Platform GM Ultium (BEV3 compact variant)
  • CAN Architecture HS-CAN + CANFD; GM LAN; OBD2 DLC Pin 6/14
  • Security GM PEPS; UHF proximity key; myKey digital; rolling code

What do you need fixed?

Choose a service to start your quote.

OVERVIEW

Expert ADAS calibration, module programming, and diagnostic recovery for the 2026 Cadillac Optiq. On this vehicle we cover documented systems include Forward Camera (Mobileye EyeQ4) - Optiq Ultium, Forward Radar (77GHz) - Bosch MRR (Optiq), and Blind Spot Monitor / Lane Change Alert (Optiq), this GM Ultium (BEV3 compact variant) platform vehicle, GM PEPS; BCM immobilizer; Ultium security gateway immobilizer support. Mobile across the DFW Metroplex; mail-in module service is available nationwide.

Platform
GM Ultium (BEV3 compact variant)
Production
2024-present
Trim Levels
Standard trim configurations for 2026 Cadillac Optiq; verify trim-specific options before ordering modules.
Drivetrain
RWD / AWD
Engine
-
CAN Speed
HS-CAN + CANFD; GM LAN; OBD2 DLC Pin 6/14
SERVICE SNAPSHOT

Exact-year service summary for 2026 Cadillac Optiq

ADAS coverage

This 2026 Cadillac Optiq page documents 6 ADAS systems, including Forward Camera (Mobileye EyeQ4) - Optiq Ultium, Forward Radar (77GHz) - Bosch MRR (Optiq), Blind Spot Monitor / Lane Change Alert (Optiq), and Rear View Camera (Optiq).

View ADAS data

Calibration triggers

Documented calibration triggers include Windshield Replacement, Front Bumper Repair or Replacement, Rear Bumper Repair or Replacement, and Mirror Replacement. Use the ADAS tab for the full trigger list.

View triggers

Programmable modules

This page indexes 16 programmable module records across SRS, ECU, BCM, TCU/TCM, ABS, and IPC coverage.

View modules

Gateway and security

This page includes 9 gateway, immobilizer, or key-security records for this 2026 Cadillac Optiq.

View security

Core Auto Logic capability

Core Auto Logic supports exact-year diagnostics, ADAS calibration, module programming, and security-access planning for the 2026 Cadillac Optiq using the documented systems and module data on this page.

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EXACT-YEAR DIFFERENTIATORS

What changes on this exact year

Feature availability

Cadillac Safety Suite: Automatic Emergency Braking with Pedestrian Detection, La - Available; Platform: GM Ultium (BEV3 compact variant) - Confirmed

Driver-assist suite

Cadillac Safety Suite: Automatic Emergency Braking with Pedestrian Detection, Lane Change Alert with Blind Spot Detection, Rear Cross Traffic Braking, Surround Vision, optional Super Cruise L2

Infotainment context

Cadillac User Experience (CUE) 4; 33" diagonal curved LED display; AKG audio; OTA via OnStar 5G

Network and access

CAN: HS-CAN + CANFD; GM LAN; OBD2 DLC Pin 6/14

TOOL ACCESS MATRIX

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.

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

Choose a section to view data

SUPPORTED SYSTEMS

What we service on this vehicle

Documented module coverage for the 2026 Cadillac Optiq. Counts reflect modules our techs have programmed or calibrated on this exact platform.

ADAS Calibration
6 modules documented

Forward camera, radar, surround-view and lane-keep recalibration after windshield, suspension or fascia work.

Open ADAS tab
Engine / ECU Programming
2 modules documented

Powertrain reprogramming, calibration updates, replacement ECU configuration and security access.

Open Modules tab
BCM / Body Programming
1 module documented

Body control module, gateway and accessory programming. Includes feature-bit reconfiguration.

Open Modules tab
Gateway / Security Access
6 modules documented

Secure gateway module identification, bypass workflow and security-access planning before programming.

Open Security tab
TCU / Transmission
2 modules documented

Transmission control module reprogramming, adaptive learning reset and replacement TCM clone.

Open Modules tab
SRS / Airbag Reset
4 modules documented

Crash-data clear, hard-code reset and replacement airbag module configuration.

Open Modules tab
ABS / Brake Module
1 module documented

ABS / EBCM bleed support, replacement module coding and yaw-rate sensor calibration.

Open Modules tab
IPC, SAS & Other Modules
2 modules documented

Instrument cluster cloning, steering angle sensor calibration and other supporting modules.

Open Modules tab
Connectivity & Accessories
4 modules documented

Infotainment radio, surround view, remote start, trailer brake controller and other equipped systems.

Open Modules tab
Recalibration Triggers
5 modules documented

Service events that require ADAS recalibration on this vehicle. Tap to see what triggers what.

Open ADAS tab

Need something not listed? Most undocumented modules can still be programmed.

Get a Quote
Feature availability 2

Cadillac Safety Suite: Automatic Emergency Braking with Pedestrian Detection, La

Available

Calibration required after windshield replacement, camera/radar service, or structural repair affecting sensor alignment.

Platform: GM Ultium (BEV3 compact variant)

Confirmed

Verify platform code matches when cross-referencing part numbers across model years.

WHAT WE RESOLVE

Common issues on this vehicle

Common Cadillac Optiq issues we resolve on this platform: Forward Camera (Mobileye EyeQ4) - Optiq Ultium, Forward Radar (77GHz) - Bosch MRR (Optiq), Blind Spot Monitor / Lane Change Alert (Optiq), and Rear View Camera (Optiq) recalibration after windshield/bumper/suspension/CCM service. Module programming for replacement ECU/PCM, BCM, TCU, or accessory modules - GM Ultium (BEV3 compact variant) platform uses HS-CAN + CANFD; GM LAN; OBD2 DLC Pin 6/14.

ADAS CALIBRATION MATRIX

ADAS systems on this vehicle

Cadillac Safety Suite: Automatic Emergency Braking with Pedestrian Detection, Lane Change Alert with Blind Spot Detection, Rear Cross Traffic Braking, Surround Vision, optional Super Cruise L2

Scroll for part numbers and Details
SystemTypeCategoryCal. TypeSupportedPart #Actions
Forward Camera (Mobileye EyeQ4) - Optiq UltiumForward CameraCameraStatic YES-
Forward Radar (77GHz) - Bosch MRR (Optiq)Front RadarRadarStatic + Dynamic YES-
Blind Spot Monitor / Lane Change Alert (Optiq)Side RadarRadarStatic + Dynamic YES-
Rear View Camera (Optiq)Rear CameraCameraStatic YES-
Surround View 360 (Optiq)Multi-SensorCameraStatic YES-
Park Distance Control (PDC) (Optiq)UltrasonicUltrasonicNone YES-
WHEN IS CALIBRATION REQUIRED?

Triggers for ADAS recalibration

Windshield Replacement Affected: Forward Camera (Mobileye EyeQ4), AEB, LKA, Super Cruise (if fitted)

GDS2 / MDI2 static calibration required. OEM or approved aftermarket glass with correct UV/IR coating.

Front Bumper Repair or Replacement Affected: Forward Radar (Bosch MRR), ACC, AEB

GDS2 static + dynamic radar alignment. Level surface, curb weight. Verify ACC and AEB post-calibration.

Rear Bumper Repair or Replacement Affected: Blind Spot Monitor / Lane Change Alert, Rear Cross-Traffic Braking

GDS2 BSM initialization after rear bumper work. L/R sensors not interchangeable.

Mirror Replacement Affected: Surround View 360 Cameras

GDS2 surround view calibration required per replaced mirror camera.

Any Collision Affected: SDM, Forward Camera, Radars, BCM

Full GDS2 scan. SDM replace-only after airbag deployment. All affected sensors recalibrated.

SRS Modules

SDM - Sensing and Diagnostic Module (Cadillac OPTIQ Ultium) 84532599
Part number
84532599
Location
Under center console, floor tunnel
Manufacturer
Bosch / Continental
Notes
Replace-only after deployment. GDS2 SPS2 programming required. Full GM post-collision SRS protocol.
Passenger Presence System (PPS)
Notes
Passenger seat pressure sensor mat. GDS2 coding/calibration required after seat replacement.
ACM / SRS Module 84532599
Part number
84532599
Location
Under center console, floor tunnel
Notes
OEM part 84532599 (verify fitment via VIN).
ACM / SRS Module 84532600
Part number
84532600
Location
Under center console, floor tunnel
Notes
OEM part 84532600 (verify fitment via VIN).

ECU Modules

DIM - Drive Inverter Module (Cadillac Optiq Ultium)
Protocol / method
GDS2 / SPS2
Coding required
Yes
Cloning supported
No
Chip / MCU
Bosch / BorgWarner
Notes
Cadillac Optiq Ultium BEV3 drive inverter module. GDS2 SPS2 programming required. HV de-energization mandatory. GM HV technician required. BCM security gateway authorization needed.
BECM - Battery Energy Control Module (Optiq Ultium)
Protocol / method
GDS2 / SPS2
Coding required
Yes
Cloning supported
No
Chip / MCU
LG Energy Solution / GM
Notes
Cadillac Optiq Ultium battery management. GDS2 SPS2 programming + battery calibration. HV de-energization mandatory. GM HV technician.

BCM Modules

BCM - Body Control Module (Cadillac Optiq Ultium)
Security
GM PEPS rolling code; Ultium security gateway
Coding required
Yes
Cloning supported
No
Notes
Cadillac Optiq BCM manages PEPS, lighting, central locking, and security gateway on Ultium BEV3. GDS2 SPS2 programming required. All keys re-adapted after BCM replacement. myKey digital key re-provisioning required.

TCU / TCM Transmission Modules

N/A - Single Speed / No TCU
Protocol / method
Virgin Flash
Coding required
No
Cloning supported
No
Chip / MCU
N/A
Notes
Pure electric vehicle with single-speed transmission, no traditional TCU present
N/A - Single Speed / No TCU
Protocol / method
Virgin
Coding required
No
Cloning supported
No
Chip / MCU
N/A
Notes
Pure electric vehicle with single-speed transmission, no traditional TCU present

ABS / Brake Modules

EBCM - Electronic Brake Control Module (Cadillac Optiq Ultium) (VERIFY VIA GDS2
Part number
(VERIFY VIA GDS2
Cloning supported
No
Notes
Cadillac Optiq Ultium EBCM manages ABS/ESC + regenerative braking blend. GDS2 SPS2 programming required. Steering angle recalibration. Regen-to-friction blend calibration post-replacement.

Other Modules (IPC, SAS)

Instrument Panel Cluster (IPC) 86X
Part number
86X
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)
Coding required
Yes
Notes
INTEGRATED (Ultium SCM)

Connectivity & Accessories

CUE 4 Curved LED Display (33" diagonal, Cadillac Optiq)
Notes
Cadillac CUE 4 33" diagonal curved LED display. GDS2 SPS2 coding after display or HMI module replacement.
AKG Premium Audio (Cadillac Optiq)
Notes
AKG premium audio system. GDS2 coding after amplifier replacement.
OnStar 5G / OTA (Cadillac Optiq)
Notes
OnStar 5G connectivity for OTA updates and security gateway. GDS2 re-registration after TCU replacement.
DC Fast Charging / AC OBC (Cadillac Optiq Ultium)
Notes
Ultium BEV3 DC fast charging and AC OBC. HV de-energization mandatory. GDS2 coding after module replacement.

Gateway / Security Modules

Central Gateway Module
Manufacturer
Renesas
Security
VIN-locked (UDS)
VIN locked
Yes
Coding required
Yes
Chip / MCU
D70F3585
Notes
Compatibility label: Chevrolet. Air conditioning Notes: Read/Write
Central Gateway Module
Manufacturer
Renesas
Security
VIN-locked (UDS)
VIN locked
Yes
Coding required
Yes
Chip / MCU
D70F3558
Notes
Compatibility label: Buick. BCM Notes: Read/Write
Central Gateway Module
Manufacturer
Various / Unlisted
Security
VIN-locked (UDS)
VIN locked
Yes
Coding required
Yes
Chip / MCU
1M12S
Notes
Compatibility label: CRUZE. BCM Notes: Years: 2015-
Central Gateway Module
Manufacturer
Various / Unlisted
Security
VIN-locked (UDS)
VIN locked
Yes
Coding required
Yes
Chip / MCU
1M12S
Notes
Compatibility label: Cavalier. BCM Notes: Years: 2015-
Central Gateway Module
Manufacturer
Various / Unlisted
Security
VIN-locked (UDS)
VIN locked
Yes
Coding required
Yes
Chip / MCU
1M12S
Notes
Compatibility label: Excelle. BCM Notes: Years: 2015-
Central Gateway Module
Manufacturer
Various / Unlisted
Security
VIN-locked (UDS)
VIN locked
Yes
Coding required
Yes
Chip / MCU
1M12S
Notes
Compatibility label: SAIL. BCM Notes: Years: 2015-
ARCHITECTURE & CONNECTIVITY

Architecture & Connectivity

Body Construction
High-strength steel unibody; aluminum hood and liftgate
OBD Protocol
ISO 15765-4 CAN (500 kbps)
CAN Architecture
HS-CAN + CANFD; GM LAN; OBD2 DLC Pin 6/14
Infotainment
Cadillac User Experience (CUE) 4; 33" diagonal curved LED display; AKG audio; OTA via OnStar 5G
OTA Capable
Yes
ECU/TCM Unlocking
Contact us
ECU/TCM Flashing
Contact us
OPENPILOT / COMMA.AI

Openpilot Compatibility

Not Supported

Not supported - optiq not in openpilot support tree

Not in openpilot support tree as of April 2026.

FREQUENTLY ASKED QUESTIONS

FAQ

How much does ADAS calibration cost for a 2026 Cadillac Optiq?

ADAS calibration pricing for a 2026 Cadillac Optiq depends on which of its 6 documented systems need work after a repair. This vehicle is documented with Forward Camera (Mobileye EyeQ4) - Optiq Ultium, Forward Radar (77GHz) - Bosch MRR (Optiq), Blind Spot Monitor / Lane Change Alert (Optiq), Rear View Camera (Optiq), and Surround View 360 (Optiq). We provide a fixed quote after confirming the operations performed - send the VIN, the repair scope (windshield R&R, bumper work, alignment, collision), and any DTCs so the quote response can include a real number.

Can you reset the airbag light on a 2026 Cadillac Optiq?

Yes. The 2026 Cadillac Optiq uses a factory SRS control module that we support. We read and clear stored crash data, then restore the module to factory status so the airbag warning light goes out and the system returns to full operation. Reference part number on this vehicle: 84532599. Mobile diagnosis and programming are available in DFW, and mail-in module service is available nationwide. Send the part number and a description of what triggered the light, and we will provide a quote and scheduling window.

What is needed after replacing the windshield on a 2026 Cadillac Optiq?

After windshield replacement on a 2026 Cadillac Optiq, Forward Camera (Mobileye EyeQ4) - Optiq Ultium, Forward Radar (77GHz) - Bosch MRR (Optiq), Blind Spot Monitor / Lane Change Alert (Optiq), and Rear View Camera (Optiq) rely on the forward-facing camera and require recalibration before the systems return to operation. We perform the calibration on-site in the DFW Metroplex with OE target fixtures. Mail-in module service is available nationwide for eligible module work.

How long does a 2026 Cadillac Optiq module service take?

Most 2026 Cadillac Optiq onsite jobs are typically scheduled within 24-48 hours once vehicle readiness, access, and route timing are confirmed. This vehicle has roughly 18 programmable modules documented in our database (2 ECU, 1 BCM, 1 TCU, 1 ABS, plus IPC/SAS/gateway/accessory). Mobile module work and ADAS calibration are scheduled in the DFW service area after quote review. Mail-in module service is available nationwide.

Do you cover the 2026 Cadillac Optiq on-site, or is this mail-in only?

We run a mobile unit across the DFW Metroplex for on-vehicle work (ADAS calibration, post-repair recoding, and supported module work). Mail-in module service is available nationwide. Quote the work and we will confirm the active service path for the 2026 Cadillac Optiq. Do not ship a module unless support confirms next steps.

What kind of warranty do you offer on 2026 Cadillac Optiq programming?

Every programming, cloning, and calibration job on the 2026 Cadillac Optiq is backed by a workmanship warranty covering the scope of work we performed: 1-year unlimited on all flashes, clones, and ADAS calibrations. If a module we programmed or a calibration we performed fails to function as expected, return it and we restore it at no charge. The warranty covers our work; it does not cover unrelated mechanical or electrical failure of the module itself.

Which modules on a 2026 Cadillac Optiq can you actually service?

We program, clone, repair, or replace the full programmable-module stack on a 2026 Cadillac Optiq. For this vehicle our database documents:

  • 2 engine control (ECU/PCM)
  • 1 transmission control (TCU/TCM)
  • 1 body control (BCM and related)
  • 1 ABS / brake control (EBCM)
  • 1 immobilizer / security
  • 2 key & fob
  • 1 instrument cluster (IPC)
  • 1 steering angle sensor (SAS)
  • 6 ADAS module

Send the VIN and the operations performed and we will confirm support and pricing.

Additional Module Part Numbers

Additional OEM-sourced part numbers for the 2026 Cadillac Optiq covering ADAS, ECU/PCM, BCM, TCU/TCM, SRS, ABS/EBCM, instrument cluster (IPC), gateway, and steering angle sensor modules when available. These reference numbers assist technicians with module identification and sourcing prior to programming.

ADAS Module Part Numbers
VERIFY BY VIN - MOBILEYE EYEQ4 FCAM
ECU / PCM Part Numbers
INTEGRATED (ULTIUM GLOBAL B ECU) - VERIFY VIA GDS2, TECH2WIN
BCM / Body Module Part Numbers
(VERIFY VIA GDS2
SRS / Airbag Module Part Numbers
84532599, 84532600
ABS / EBCM Part Numbers
86X
Instrument Cluster (IPC) Part Numbers
86X

Part numbers are OEM base references. Verify exact suffix via VIN-specific build data before ordering. Core Auto Logic provides mobile programming services for all listed modules in the DFW area.

Different trim or build?

Send your VIN and we'll confirm exact module support and pricing in the quote response.

Hit a security wall? We've got the keys.

1-year unlimited warranty on every flash and calibration.

(945) 382-4065 Get a Quote

Shared module fitment

Vehicles sharing modules with the 2026 Cadillac Optiq

These vehicles use one or more of the same replacement modules indexed for this vehicle.

Finish the repair

Need help finishing this repair?

Get onsite help in Dallas-Fort Worth. Ask about same-day availability or a one-time remote session for eligible non-VSP work.