No Fob Detected Message on Driver Information Center (DIC) with No Crank/No Start – 2020-2021 Buick Cadillac Chevrolet GMC

2021 Chevrolet Corvette

NHTSA ID Number: 10205567 Manufacturer Communication Number: 21NA244   Summary This service bulletin provides a repair procedure to correct a customer concern of a No Fob detected message on Driver Information Center (DIC) and/or No Crank / No Start condition.     12 Affected Products Vehicles MAKE MODEL YEAR BUICK ENVISION 2021 CADILLAC CT4 2020-2021 CADILLAC CT5 … Read more

Malfunction Indicator Lamp (MIL) Illuminated with DTC P26BB Set – 2019-2022 Buick Cadillac Chevrolet GMC

2022 Chevrolet Trailblazer

NHTSA ID Number: 10205576 Manufacturer Communication Number: 21NA256   Summary This service bulletin provides repair information for dealers/technicians to correct a customer concern of a Malfunction Indicator Lamp Illuminated with DTC P26BB Set.     29 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCORE 2019-2022 BUICK ENCORE GX 2020-2022 CADILLAC CT4 2020-2022 CADILLAC CT5 2020-2022 CADILLAC XT4 … Read more

Transmission Neutral Service Mode – 2021-2022 Cadillac Chevrolet GMC

Chevrolet GMC Cadillac

NHTSA ID Number: 10205597 Manufacturer Communication Number: 21NA281 Summary This service bulletin provides diagnostic information for technicians in cases of an ETRS system fault or a no start condition – If the vehicle needs to be moved, it is recommended to use wheel dollies, tire skates or the NEW Manual Park Release tool DT-52910.   Condition Certain … Read more

MIL illuminated with DTC P1098 and/or P26BB – 2020 Buick Cadillac Chevrolet GMC

2020 Chevrolet Blazer

NHTSA ID Number: 10206730 Manufacturer Communication Number: PIP5675G   Summary This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history.  That this may be caused by a software anomaly, and that GM is currently looking into the issue. It provides testing … Read more

Adaptive Cruise Inop / Lane Keep Assist Unavailable message / Gap Switch Inop / Unable To Perform Frontview Camera Learn / Amber Collision Alert ICON / No Related DTCs – 2021 Buick Cadillac Chevrolet GMC

2021 Chevrolet Tahoe

NHTSA ID Number: 10206734 Manufacturer Communication Number: PIT5865A   Summary This Preliminary information communicates an issue with adaptive cruise and lane keep assist inoperative due to an internal issue with the front view windshield camera.  Dealers are to replace the camera.     13 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCORE GX 2021 BUICK ENVISION 2021 … Read more