Diesel Exhaust Fluid Controller Update – 2020-2022 Chevrolet Silverado

2022 Chevrolet Silverado 2500

NHTSA ID Number: 10206741 Manufacturer Communication Number: PIP5833   Summary This Preliminary information communicates to technicians to update the program in the DEF controller     3 Affected Products Vehicle MAKE MODEL YEAR CHEVROLET SILVERADO 2500 2020-2022   Condition: Some customers may comment the MIL is illuminated and/or a Service Reductant System or Service Emission System message is … Read more

Service Safety Restraint System Message With B1A7A In History Or Right Rear Dome Lamp Not Working – 2022 Buick Envision

2022 Buick Envision

NHTSA ID Number: 10206742 Manufacturer Communication Number: PIT5879   Summary This Preliminary information communicates an issue where the airbag indicator may be illuminated with a B1A7A stored and/or inoperative right rear dome light.     1 Affected Product Vehicle MAKE MODEL YEAR BUICK ENVISION 2022   Condition Some customers may have a Service Safety Restraint System message accompanied … Read more

MIL illuminated with DTC P0521 – 2020-2021 Buick Encore GX & Chevrolet Trailblazer

2021 Chevrolet Trailblazer

NHTSA ID Number: 10206744 Manufacturer Communication Number: PIP5826B   Summary This Preliminary information communicates to the dealers information related to isolating a potential engine wiring harness issue causing a MIL on with P0521.     4 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCORE GX 2020-2021 CHEVROLET TRAILBLAZER 2020-2021   Condition Some customers may comment that the … Read more

Key Will Not Rotate Back To Lock Position Intermittently – 2015-2022 Chevrolet Colorado & GMC Canyon

2022 Chevrolet Colorado

NHTSA ID Number: 10206745 Manufacturer Communication Number: PIT5880   Summary This preliminary information serves as a diagnostic aid for a condition where the ignition switch may not rotate all the way back to the lock position when the ignition is turned off and addresses areas to look for resolution.     16 Affected Products Vehicles MAKE MODEL … Read more

Malfunction Indicator Lamp Illuminated and/or Service Brake Assist Message Displayed, with DTC P0557 Stored – 2017-2021 Buick Chevrolet GMC Holden

2021 Chevrolet Equinox

NHTSA ID Number: 10205549 Manufacturer Communication Number: 21NA107   Summary This technical bulletin provides repair information to correct a customer concern of the Service Engine Soon Lamp Illuminated and/or Service Brake Assist Message Displayed, with DTC P0557 Stored.     13 Affected Products Vehicles MAKE MODEL YEAR BUICK ENVISION 2016-2020 CHEVROLET EQUINOX 2018-2021 GMC TERRAIN 2018-2021   … Read more