Cadillac Optiq Service Bulletins
312 manufacturer communications on file.
- August 23, 2025•Document ID: 11022140Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIC6583E
- Date Added:
- August 26, 2025
- Manufacturer:
- CADILLAC
SummaryThis Preliminary information communicates how to move U018B from Current to History.
Associated Products (10)Associated Documents - August 22, 2025•Document ID: 11022138Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6236B
- Date Added:
- August 26, 2025
- Manufacturer:
- BUICK
SummaryThis Preliminary information communicates the active safety features and/or cameras are inoperative or unavailable after a 12 volt battery replacement or battery charge after a low voltage condition.
Associated Products (27)2026 Buick Enclave2026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Chevrolet Tahoe2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Yukon2026 GMC Yukon XL2025 Buick Enclave2025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Lyriq2025 Cadillac Optiq2025 Chevrolet Tahoe2025 Chevrolet Traverse+ 7 moreAssociated Documents - August 21, 2025•Document ID: 11022134Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6424
- Date Added:
- August 26, 2025
- Manufacturer:
- CADILLAC
SummaryA vehicle may come in with B3A6B set in history. Tech is directed to clear code and advise the customer an OTA will be released for the code.
Associated Products (14)2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Vistiq2026 GMC Hummer EV Pickup2026 GMC Hummer EV SUV2025 Cadillac Celestiq2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 GMC Hummer EV Pickup2024 Cadillac Lyriq2024 GMC Hummer EV Pickup2023 Cadillac LyriqAssociated Documents - August 19, 2025•Document ID: 11022130Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6423
- Date Added:
- August 26, 2025
- Manufacturer:
- CADILLAC
SummaryDiagnostic Guidance for U3000-97 Long Range Radar Blocked
Associated Products (29)2026 Buick Enclave2026 Cadillac CT52026 Cadillac Escalade IQ2026 Cadillac Lyriq2026 Cadillac Vistiq2026 Chevrolet Equinox2026 Chevrolet Tahoe2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Terrain2026 GMC Yukon2025 Buick Enclave2025 Cadillac Celestiq2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Cadillac XT42025 Chevrolet Equinox+ 9 moreAssociated Documents - August 15, 2025•Document ID: 11022087Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIC6616
- Date Added:
- August 22, 2025
- Manufacturer:
- CADILLAC
SummaryThis Preliminary information communicates to the technician the direction needed for a complaint of a squeak noise coming from the rear of the vehicle when driving over bumps.
Associated Products (1)Associated Documents - August 15, 2025•Document ID: 11022086Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6368B
- Date Added:
- August 22, 2025
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates an issue with the virtual garage door opener not programming to a garage opener. Engineering is working on a new module.
Associated Products (30)2026 Buick Enclave2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Chevrolet Equinox2026 Chevrolet Tahoe2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Terrain2026 GMC Yukon2026 GMC Yukon XL2025 Buick Enclave2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq+ 10 moreAssociated Documents - August 14, 2025•Document ID: 11022084Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIP4902T
- Date Added:
- August 22, 2025
- Manufacturer:
- CHEVROLET
SummaryThis preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
Associated Products (207)2026 Buick Enclave2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer2026 Chevrolet Colorado2026 Chevrolet Equinox+ 187 moreAssociated Documents - August 8, 2025•Document ID: 11022074Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6394B
- Date Added:
- August 22, 2025
- Manufacturer:
- CHEVROLET
SummaryA vehicle may have a service driver assist message and the technician cannot get the Long Range Radar learn procedure to complete. Tech is directed to drive a city route to complete the procedure.
Associated Products (24)2026 Cadillac Vistiq2025 Buick Enclave2025 Cadillac Celestiq2025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Cadillac XT42025 Chevrolet Equinox2025 Chevrolet Tahoe2025 Chevrolet Traverse2025 GMC Acadia2025 GMC Terrain2025 GMC Yukon2025 GMC Yukon XL2024 Buick Enclave2024 Cadillac Lyriq2024 Cadillac XT4+ 4 moreAssociated Documents - August 8, 2025•Document ID: 11022068Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6059C
- Date Added:
- August 22, 2025
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates an issue with super cruise unavailable due to the driver's monitoring camera and dealers to replace the camera.
Associated Products (172)2026 Buick Enclave2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer2026 Chevrolet Colorado2026 Chevrolet Equinox+ 152 moreAssociated Documents - August 7, 2025•Document ID: 11021792Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIC5650M
- Date Added:
- August 12, 2025
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, B3935, C0750, C0755, C0760, C0765, and/or C0775.
Associated Products (207)2026 Buick Enclave2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer2026 Chevrolet Colorado2026 Chevrolet Equinox+ 187 moreAssociated Documents - July 26, 2025•Document ID: 11020963Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6393B
- Date Added:
- July 30, 2025
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it. It also informs them to follow the bulletins as necessary to USB update the modules.
Associated Products (27)2026 Cadillac Vistiq2026 Chevrolet Equinox2026 GMC Terrain2025 Buick Enclave2025 Buick Envision2025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Lyriq2025 Cadillac Optiq2025 Cadillac XT42025 Chevrolet Colorado2025 Chevrolet Equinox2025 Chevrolet Tahoe2025 Chevrolet Traverse2025 GMC Acadia2025 GMC Canyon2025 GMC Terrain2025 GMC Yukon2025 GMC Yukon XL+ 7 moreAssociated Documents - July 25, 2025•Document ID: 11020964Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6413
- Date Added:
- July 30, 2025
- Manufacturer:
- CHEVROLET
SummaryThis preliminary information is for technicians that will have this message after USB updating the radio. The repair should not involve replacing a module as pressing the reset button will correct this issue.
Associated Products (23)2026 Buick Enclave2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 GMC Terrain2025 Buick Enclave2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Lyriq2025 Chevrolet Colorado2025 Chevrolet Equinox2025 Chevrolet Traverse2025 GMC Acadia2025 GMC Canyon2025 GMC Terrain2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Lyriq2024 Chevrolet Colorado2024 Chevrolet Traverse+ 3 moreAssociated Documents - July 23, 2025•Document ID: 11020868Service CampaignFORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; UNKNOWN OR OTHER
- Mfr Comm. #:
- N252500160-01
- Date Added:
- July 23, 2025
- Manufacturer:
- CADILLAC
SummaryIf the driver receives a “Driver Assist Unavailable” message, and SuperCruise is non-functional, all future OTA updates may fail. Dealers will perform a Serial Data Authentication Configuration to restore SuperCruise functionality and enable future OTA updates.
Associated Products (1)Associated Documents - July 23, 2025•Document ID: 11020865Service CampaignUNKNOWN OR OTHER
- Mfr Comm. #:
- N252500160
- Date Added:
- July 23, 2025
- Manufacturer:
- CADILLAC
SummaryIf the driver receives a “Driver Assist Unavailable” message, and SuperCruise is non-functional, all future OTA updates may fail. Dealers will perform a Serial Data Authentication Configuration to restore SuperCruise functionality and enable future OTA updates.
Associated Products (1)Associated Documents - July 18, 2025•Document ID: 11020816Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIP5601C
- Date Added:
- July 23, 2025
- Manufacturer:
- CHEVROLET
SummaryThis PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
Associated Products (174)2025 Buick Enclave2025 Buick Encore2025 Buick Encore GX2025 Buick Envision2025 Buick Envista2025 Cadillac Celestiq2025 Cadillac CT42025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Cadillac XT42025 Cadillac XT52025 Cadillac XT62025 Chevrolet Blazer2025 Chevrolet Colorado2025 Chevrolet Corvette2025 Chevrolet Equinox+ 154 moreAssociated Documents - July 18, 2025•Document ID: 11020809Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIP5601B
- Date Added:
- July 23, 2025
- Manufacturer:
- CADILLAC
SummaryThis PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
Associated Products (207)2026 Buick Enclave2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer2026 Chevrolet Colorado2026 Chevrolet Equinox+ 187 moreAssociated Documents - July 17, 2025•Document ID: 11020779Service CampaignUNKNOWN OR OTHER
- Mfr Comm. #:
- N252500160
- Date Added:
- July 17, 2025
- Manufacturer:
- CADILLAC
SummaryCertain vehicles may have a condition in which SuperCruise is inoperative following a failed over the air (OTA) software update. Dealers will perform a Serial Data Authentication Configuration to restore vehicle module communications.
Associated Products (1)Associated Documents - July 16, 2025•Document ID: 11020715Service CampaignENGINE
- Mfr Comm. #:
- N252502890
- Date Added:
- July 16, 2025
- Manufacturer:
- CADILLAC
SummaryCustomer Satisfaction Program. Certain vehicles listed above may have a condition in which the internal differential nut was cross threaded or missing during assembly. Dealers will review the vehicles service history in IVH, and if necessary, replace the front electric drive transmission module.
Associated Products (1)Associated Documents - July 16, 2025•Document ID: 11020811Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT5074S
- Date Added:
- July 23, 2025
- Manufacturer:
- CADILLAC
SummaryThis Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.
Associated Products (66)2026 Buick Enclave2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer2026 Chevrolet Colorado2026 Chevrolet Equinox+ 46 moreAssociated Documents - July 3, 2025•Document ID: 11020676Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIC6610B
- Date Added:
- July 14, 2025
- Manufacturer:
- CADILLAC
SummaryThis Preliminary information communicates to the dealer the direction needed to address discoloration with the threads/ stitching for the seats in their new vehicle.
Associated Products (1)Associated Documents