Mis-matched Stitching Color on Front Seat Head Restraint – 2020-2021 GMC Acadia

2021 GMC Acadia

NHTSA ID Number: 10187421 Manufacturer Communication Number: 20NA226   Summary This technical bulletin provides repair information to correct a customer concern of finding a mis-matched stitching color on a front seat head restraint.   1 Affected Product Vehicle MAKE MODEL YEAR GMC ACADIA 2020       Parts Information Use the VIN and refer to the GM … Read more

Bluetooth and Phone Projection Worksheet and TAC Template for Service Consultants and Technicians – 2021 Buick Cadillac Chevrolet GMC

2021 Cadillac Escalade

NHTSA ID Number: 10185717 Manufacturer Communication Number: PIC6423   Summary This Preliminary Information communication requests information from the technician about vehicles that may have Bluetooth or phone projection issues.  Dealer should request as much information from the customer on the concern as possible and fill in the questionnaire.   16 Affected Products Vehicles MAKE MODEL YEAR BUICK … Read more

Radio Software Related Concerns – 2021 Buick Cadillac Chevrolet GMC

2021 Chevrolet Corvette

NHTSA ID Number: 10193425 Manufacturer Communication Number: PIC6425D   Summary This Preliminary information communicates A list of software concerns and advises that engineering is working on a resolution. This PI will be changed to a bulletin once the Software is released.     1 Affected Product Vehicle MAKE MODEL YEAR GMC ACADIA 2021   Condition Some customers … Read more

SES MIL DTC P2B87 – 2021 Buick Cadillac Chevrolet GMC

Chevrolet Buick GMC Cadillac

NHTSA ID Number: 10185752 Manufacturer Communication Number: PIT5804 Summary This Preliminary information communicates that a customer may bring a vehicle in with an SES light on. If the technician finds a code P2B87 (auxiliary coolant pump underspeed) set in the ECM they are directed to not replace the G17 heater coolant pump because this will not fix … Read more

Front Brake Grind/Groan Noise After Sitting Overnight – 2020-2023 Buick Cadillac Chevrolet GMC

2021 Chevrolet Trailblazer

NHTSA ID Number: 10219288 Manufacturer Communication Number: 21-NA-142 Summary This technical bulletin provides repair information to correct a customer concern of hearing front brake grind/groan noise after sitting overnight.   Condition A dealer may encounter a vehicle with a grind or growl noise coming from the brakes. This noise will normally occur after the vehicle has been … Read more