Repair Information for Reconnection of Rear Window (Defroster) Contact or Tab – 2015-2020 Cadillac Chevrolet & GMC

2020 Chevrolet Tahoe

NHTSA ID Number: 10187373 Manufacturer Communication Number: 16NA171   Summary This technical bulletin provides a procedure to reinstall the rear defroster tab on the rear window defogger for vehicles with the condition of rear defrosters inoperative or if one is to break during a normal repair.   36 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ESCALADE 2015-2020 … Read more

Service Programming System (SPS) Errors (E4398, E4399, E4403, M4404 M4413, E4414, E4423 or E4491) – 2016 and Prior GM Passenger Cars and Light Duty Trucks

General Motors

NHTSA ID Number: 10222841 Manufacturer Communication Number: PI0592G Summary This preliminary information (PI) provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961).   Service Programming System (SPS) Errors Reference the specific SPS programming error (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or … Read more

Information on Black Smoke, Rough Idle and Minimal Misfires on Cold Start – GM Passenger Cars and Light Duty Trucks

2017 Buick Regal

NHTSA ID Number: 10198847 Manufacturer Communication Number: 19NA044   Summary This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.     593 Affected Products Vehicles MAKE MODEL YEAR BUICK CASCADA 2016-2019 BUICK ENCLAVE 2008-2021 BUICK ENCORE 2013-2021 BUICK ENCORE GX 2020-2021 BUICK ENVISION … Read more

Information on Side Window Glass Not Clearing Molding When Indexing Down During Door Opening – 2010-2021 Chevrolet Camaro

2018 Chevrolet Camaro ZL1

NHTSA ID Number: 10195151 Manufacturer Communication Number: 090864014D   Summary This service bulletin provides information for dealers/technicians on diagnosing and repairing a side window glass not clearing the molding when indexing down during door opening.     12 Affected Products Vehicle MAKE MODEL YEAR CHEVROLET CAMARO 2010-2021   This bulletin is being issued to inform dealer personnel … Read more

Repair Guidelines for Engine Component Wear – 2015-2021 GM Passenger Cars and Trucks

2019 Chevrolet Corvette

NHTSA ID Number: 10205048 Manufacturer Communication Number: 18NA073   Summary This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.     318 Affected Products Vehicles MAKE MODEL YEAR BUICK CASCADA 2016-2019 BUICK ENCLAVE 2015-2021 BUICK ENCORE 2015-2021 … Read more