GMC Yukon Service Bulletins
1,959 manufacturer communications on file.
- July 16, 2026•Document ID: 11035291Over The AirUNKNOWN OR OTHER
- Mfr Comm. #:
- 662.10
- Date Added:
- July 29, 2026
- Manufacturer:
- CHEVROLET
Summary• Improves transmission diagnostic software. • Reduces unnecessary check engine light activations.
Associated Products (12)Associated Documents - July 13, 2026•Document ID: 11035125Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6529A
- Date Added:
- July 21, 2026
- Manufacturer:
- CADILLAC
SummaryThis PI was created to address an Intermittent Loss of Connectivity, GPS, or Wi-Fi Due to OnStar Module concern.
Associated Products (12)Associated Documents - July 9, 2026•Document ID: 11034975Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6481C
- Date Added:
- July 13, 2026
- Manufacturer:
- GMC
SummaryThis Preliminary Bulletin was created to assist the technician to a issue where the Drivers door is out of alignment with the door latch and how to correct the concern
Associated Products (5)Associated Documents - June 29, 2026•Document ID: 11034785Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT5910C
- Date Added:
- July 7, 2026
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates an issue with the dome light off switch not working after the BCM goes asleep. Advise dealership it is working as designed.
Associated Products (12)Associated Documents - June 29, 2026•Document ID: 11034783Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6288J
- Date Added:
- July 7, 2026
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates an issue with a service door latch system messages. On Cadillac and Chevrolet models dealership are to cycle the child door latch on and off to correct the issue. On GMC models reprogram the BCM and VCU then cyc
Associated Products (10)Associated Documents - June 29, 2026•Document ID: 11034778Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6476C
- Date Added:
- July 7, 2026
- Manufacturer:
- CADILLAC
SummaryThis preliminary information communicates an issue with a Service Brake system message and DTC C055F due to a low battery condition. Dealer are to inspect the battery, battery connections and for any aftermarket devices.
Associated Products (28)2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Chevrolet Tahoe2026 GMC Yukon2026 GMC Yukon XL2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Tahoe2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Suburban2023 Chevrolet Tahoe+ 8 moreAssociated Documents - June 23, 2026•Document ID: 11034769Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT5966F
- Date Added:
- July 7, 2026
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
Associated Products (210)2026 Buick Enclave2026 Buick Encore2026 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 Colorado+ 190 moreAssociated Documents - June 23, 2026•Document ID: 11034763Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6529
- Date Added:
- July 7, 2026
- Manufacturer:
- CHEVROLET
SummaryThis PI was created to address an Intermittent Loss of Connectivity, GPS, or Wi-Fi Due to OnStar Module concern.
Associated Products (12)Associated Documents - June 19, 2026•Document ID: 11034075Over The AirUNKNOWN OR OTHER
- Mfr Comm. #:
- 662.10
- Date Added:
- June 26, 2026
- Manufacturer:
- GMC
Summary• Fixes to help prevent blank center display and camera image loss • Expanded availability for Super Cruise
Associated Products (5)Associated Documents - June 18, 2026•Document ID: 11034021Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6520
- Date Added:
- June 22, 2026
- Manufacturer:
- BUICK
SummaryThis preliminary information is to inform technicians and customers that the HUD will not retain its current settings. No parts should be replaced.
Associated Products (18)2026 Buick Enclave2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Chevrolet Tahoe2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Yukon2026 GMC Yukon XL2025 Buick Enclave2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Tahoe2025 Chevrolet Traverse2025 GMC Acadia2025 GMC Yukon2025 GMC Yukon XL2024 Chevrolet Traverse2024 GMC AcadiaAssociated Documents - June 17, 2026•Document ID: 11034014Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6503B
- Date Added:
- June 22, 2026
- Manufacturer:
- GMC
SummaryThis preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on part restriction due to elevated replacement rates and ongoing engineering investigation. Technicians must not replace the front camera module unless they have: 1.Completed the diagnostic procedure in this PI, and 2.Contacted TAC and received authorization, including the SI document number and specific step that directs camera replacement.
Associated Products (27)2026 Buick Enclave2026 Buick Envision2026 Cadillac CT52026 Chevrolet Equinox2026 Chevrolet Tahoe2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Terrain2026 GMC Yukon2026 GMC Yukon XL2025 Buick Enclave2025 Buick Envision2025 Cadillac CT52025 Cadillac Lyriq2025 Cadillac XT42025 Chevrolet Equinox2025 Chevrolet Tahoe2025 Chevrolet Traverse2025 GMC Acadia2025 GMC Terrain+ 7 moreAssociated Documents - June 10, 2026•Document ID: 11033997Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6506A
- Date Added:
- June 18, 2026
- Manufacturer:
- GMC
SummaryThis PI informs General Motors dealers that programming for the Image Processing Module is currently unavailable and provides the process to obtain required programming
Associated Products (5)Associated Documents - June 10, 2026•Document ID: 11033987Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6522
- Date Added:
- June 18, 2026
- Manufacturer:
- CHEVROLET
SummaryThis PI advises dealers that if the K160 Brake System Control Module sets DTC P0606 along with P0562 and/or P25A2, additional diagnostic aids should be followed before replacing parts. The PI provides guidance to inspect for low voltage conditions, wiring, terminal concerns, and module communication issues that may cause false or intermittent EBCM DTCs.
Associated Products (39)2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Chevrolet Colorado2026 GMC Canyon2026 GMC Yukon2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Colorado2025 Chevrolet Tahoe2025 GMC Acadia2025 GMC Canyon2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Colorado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Acadia2024 GMC Canyon+ 19 moreAssociated Documents - June 9, 2026•Document ID: 11033986Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6132E
- Date Added:
- June 18, 2026
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates an issues with the HVAC making a hum buzz noise when the blower is set to a higher speed. Engineering is working on a new HVAC door seal material to correct the noise.
Associated Products (30)2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Chevrolet Tahoe2026 GMC Yukon2026 GMC Yukon XL2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Tahoe2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Tahoe2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Tahoe2023 GMC Yukon2023 GMC Yukon XL+ 10 moreAssociated Documents - June 8, 2026•Document ID: 11033985Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6288H
- Date Added:
- June 18, 2026
- Manufacturer:
- CADILLAC
SummaryThis Preliminary information communicates an issue with a service door latch system messages. On Cadillac and Chevrolet models dealership are to cycle the child door latch on and off to correct the issue. On GMC models reprogram the BCM and VCU then cyc
Associated Products (10)Associated Documents - June 8, 2026•Document ID: 11033984Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6493C
- Date Added:
- June 18, 2026
- Manufacturer:
- GMC
SummaryThis PI communicates information on isolating a wind noise from the driver front door.
Associated Products (5)Associated Documents - June 5, 2026•Document ID: 11033753Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6477C
- Date Added:
- June 8, 2026
- Manufacturer:
- CADILLAC
SummaryThis preliminary PI was created to advise techniians in the field that they will not be able to perform a GDS automated bleed with the scan tool dues to a issue with the software in the scan tool
Associated Products (41)2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Chevrolet Tahoe2026 GMC Hummer EV Pickup2026 GMC Hummer EV SUV2026 GMC Yukon2026 GMC Yukon XL2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Chevrolet Tahoe2025 GMC Hummer EV Pickup2025 GMC Hummer EV SUV2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Tahoe+ 21 moreAssociated Documents - June 5, 2026•Document ID: 11033752Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6426B
- Date Added:
- June 8, 2026
- Manufacturer:
- CADILLAC
SummaryFog lamp control may be missing from radio display after a BCM update. Engineering is investigating.
Associated Products (29)2026 Buick Enclave2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Vistiq2026 Chevrolet Tahoe2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Hummer EV Pickup2026 GMC Hummer EV SUV2026 GMC Yukon2026 GMC Yukon XL2025 Buick Enclave2025 Cadillac Celestiq2025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq+ 9 moreAssociated Documents - June 3, 2026•Document ID: 11033771Over The AirUNKNOWN OR OTHER
- Mfr Comm. #:
- 661.60
- Date Added:
- June 9, 2026
- Manufacturer:
- CADILLAC
Summary• Improvements to help prevent loss of audio, including chimes and turn signal indicator sound • Reduced brightness of front passenger display at night
Associated Products (5)Associated Documents - June 3, 2026•Document ID: 11033770Over The AirUNKNOWN OR OTHER
- Mfr Comm. #:
- 661.50
- Date Added:
- June 9, 2026
- Manufacturer:
- GMC
Summary• Improvements to help prevent loss of audio, including chimes and turn signal indicator sound • The rear passenger display will prompt you to add headphones when that is the selected audio option
Associated Products (5)Associated Documents