Squeak and/or Clunking Noise from Rear of Vehicle – 2019-2020 Chevrolet Silverado & GMC Sierra 1500

2020 Chevrolet Silverado 1500

NHTSA ID Number: 10205051 Manufacturer Communication Number: 19NA129 Summary This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle.     Condition 1 Some customers may comment on a squeak type noise heard from the rear of the vehicle. Upon further investigation, the … Read more

Rattle Type Noise Heard Coming from Engine/Transmission Area or from Front of Vehicle When Engine is Running or Vehicle is in Motion and Making Turns – 2019-2022 Buick Cadillac Chevrolet GMC

2021 Chevrolet Blazer

NHTSA ID Number: 10205595 Manufacturer Communication Number: 21NA279   Summary This service bulletin provides a procedure to replace the starter if found the cause of the rattle noise.     25 Affected Products Vehicles MAKE MODEL YEAR BUICK ENVISION 2021-2022 CADILLAC CT4 2020-2022 CADILLAC CT5 2020-2022 CADILLAC XT4 2019-2022 CADILLAC XT5 2020-2022 CADILLAC XT6 2020-2022 CHEVROLET BLAZER … Read more

2016-2021 Buick Chevrolet GMC Holden

2021 Chevrolet Equinox

NHTSA ID Number: 10205587 Manufacturer Communication Number: 21NA268   Summary This service bulletin provides diagnostic/repair information to correct customer concerns of a Crank No Start or Extended Crank, Malfunction Indicator Lamp (MIL) Illuminated.     27 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCORE 2016-2021 CHEVROLET CRUZE 2016-2019 CHEVROLET EQUINOX 2018-2020 CHEVROLET MALIBU 2017-2021 CHEVROLET SPARK 2020-2021 … Read more

Vibration Caused by Tires – 2019-2022 Chevrolet Silverado 4500HD/ 5500HD/6500HD

2022 Chevrolet Silverado MD 6500

NHTSA ID Number: 10222805 Manufacturer Communication Number: 21-NA-270 Summary This informational bulletin provides information for dealers/technicians on Vibration Caused by Tires.   Condition Some customers may comment on a vibration while driving.   Cause The cause of the condition may be that the wheel and tire assemblies require Road Force balance.   Correction Verify the vibration is … Read more

Starter Not Cranking Engine, Grinding Noise When Starting – 2019-2021 Buick Chevrolet GMC Holden

2021 Chevrolet Blazer

NHTSA ID Number: 10205593 Manufacturer Communication Number: 21NA276   Summary This service bulletin provides a procedure to correct a customer concern of Starter Not Cranking Engine, Grinding Noise When Starting?.     17 Affected Products Vehicles MAKE MODEL YEAR BUICK ENVISION 2019-2021 CHEVROLET BLAZER 2019-2021 CHEVROLET EQUINOX 2019-2021 CHEVROLET IMPALA 2019-2020 GMC ACADIA 2019-2021 GMC TERRAIN 2019-2021 … Read more