Creak Type Noise from Driver and/or Passenger Seat Track Front Mounting Area – 2011-2016 Buick Chevrolet GMC

2016 Chevrolet Traverse

NHTSA ID Number: 10112822 Manufacturer Communication Number: PI0521E Summary This preliminary informational bulletin provides a procedure to reposition the driver or passenger seat and install shims to correct a condition of a creak noise originating from the seat track due to a malfunction within the seat mount.   18 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCLAVE … Read more

Brake Pedal Moves Or Self Applies At Full Turns – 1998-2023 Cadillac Chevrolet GMC Hummer

General Motors

NHTSA ID Number: 10226382 Manufacturer Communication Number: PIT3665L Summary This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn.   Condition / Concern On vehicles with a Hydro-Boost System, customers may notice during full … Read more

OnStar Vehicles with B101D and Symptom Codes – 2011-2017 All GM Passenger Car and Light Duty Trucks

General Motors

NHTSA ID Number: 10157041 Manufacturer Communication Number: PIT5236K Summary This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Technician will use Global Diagnostic System 2 to review the Firmware Over-the-Air version. If the Firmware Over-the-Air version on the scan tool equals … Read more

Rear and Side Tempered Glass Spots (Quench Marks) – GM Passenger Cars and Trucks

2017 Chevy Volt

NHTSA ID Number: 10184504 Manufacturer Communication Number: PI0754D   Summary This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic.   SEOCONTENT-START Bulletin No.: PI0754D Date: Nov-2020 Subject: Rear and Side Tempered Glass Spots (Quench Marks) Models: 2021 and Prior GM Passenger Cars and Trucks Attention: This … Read more

Fuel and Oil Additives – Facts and Myths – Maximizing Gasoline Fuel Economy – GM Passenger Cars and Trucks

General Motors

NHTSA ID Number: 10222765 Manufacturer Communication Number: 05-00-89-072F Summary This service bulletin provides the technician with additional information on fuels, fuel additives and fuel management.   Sustainable energy use meets our present energy needs without compromising the ability of future generations to meet theirs. Almost all of the cars and trucks we drive run on fuels derived … Read more