Vehicle Software Update (VeSCoM) – 2021 Chevrolet GMC

2021 Chevrolet Suburban

NHTSA ID Number: 10199258 Manufacturer Communication Number: 21NA044   Summary This technical bulletin provides repair information to correct a customer concern of SUV Vehicle Software Configuration Management Update (VeSCoM).     4 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SUBURBAN 2021 CHEVROLET TAHOE 2021 GMC YUKON 2021 GMC YUKON XL 2021   Condition Some customer 2021 SUVs … Read more

Overhead Roof Console Inoperative / Service Safety Restraints Message / Sunroof Inoperative / Dome Lights Inoperative / DTCs B1A7A and U1121 – 2021 Chevrolet GMC

2021 Chevrolet Tahoe

NHTSA ID Number: 10204456 Manufacturer Communication Number: PIT5774D Summary This Preliminary information communicates an issue with: Overhead Console Inoperative / Service Safety Restraints Message / Sunroof Inoperative / DTC’s B1A7A and U1121.  Dealers are to cycle the power to the overhead console to correct the issue.  Engineering has released updated roof consoles to correct this concern.  Dealers are … Read more

Power Liftgate Inoperative / No Communication With K194 Rear Gate Module / DTC U0230 – 2021 Cadillac Chevrolet GMC

2021 Chevrolet Tahoe

NHTSA ID Number: 10185709 Manufacturer Communication Number: PIT5776B   Summary This Preliminary information communicates an issue with the power liftgate inoperative and engineering working on the issue.   4 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ESCALADE ESV 2021 CHEVROLET SUBURBAN 2021 CHEVROLET TAHOE 2021 GMC YUKON XL 2021     SEOCONTENT-START   Bulletin No.: PIT5776B Published … Read more

Engineering Information – Power Liftgate Inoperative, DTC B158C-13 Set – 2021 Cadillac Chevrolet GMC

2021 Chevrolet Suburban

NHTSA ID Number: 10184515 Manufacturer Communication Number: PIE0597 Summary This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the power liftgate inoperative. 6 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ESCALADE 2021 CADILLAC ESCALADE ESV 2021 CHEVROLET SUBURBAN 2021 CHEVROLET TAHOE 2021 GMC YUKON … Read more

Rear Body Fuse Block Loose Fuse Connection – 2015-2020 Cadillac Chevrolet & GMC

2019 Cadillac Escalade

NHTSA ID Number: 10201327 Manufacturer Communication Number: PIT5317D   Summary This Preliminary information communication provides information to the technician about vehicles with the rear body fuse block with a loose fuse connection. Technician will need to check terminal tension on the rear fuse block. Technician will need to replace the rear body fuse block if poor terminal … Read more