8L45 8L90 No Movement After Valve Body Replacement – 2015-2023 Cadillac Chevrolet GMC

Chevrolet GMC Cadillac

NHTSA ID Number: 10220314 Manufacturer Communication Number: 22-NA-176 Summary This technical bulletin provides information on a possible bolt and guide pin that may be missing from the control valve which will need to be installed to correct the repair.   Condition Some technicians may comment on no movement after the valve body replacement.   Cause This may … Read more

Intermittent or Inoperable Rearview Camera, May Display Blue or Black Screen With Error Message – 2019-2022 Chevrolet GMC Holden

2022 Chevrolet Equinox

NHTSA ID Number: 10220315 Manufacturer Communication Number: 22-NA-177 Summary This informational bulletin provides information for dealers/technicians on Intermittent or Inoperable Rearview Camera, May Display Blue or Black Screen With Error Message.   Condition Some customers may comment on their rearview camera acting intermittently or inoperable and may display a blue or black screen with an error message. … Read more

Squeak Noise Heard Coming from Front Passenger Side of Vehicle While Driving Over Bumps When Vehicle at Normal Operating Temperature – 2019-2023 Chevrolet Camaro

2023 Chevrolet Camaro

NHTSA ID Number: 10220316 Manufacturer Communication Number: 22-NA-178 Summary This service bulletin provides repair information to correct a customer concern of a squeak noise heard coming from the front passenger side of the vehicle while driving over bumps when vehicle is at normal operating temperature.   Condition Some customers may comment on hearing a squeak noise coming … Read more

TCCM Drivability DTCs and Possible Low Battery Charge – 2019-2023 Chevrolet Silverado 4500 HD, 5500HD, 6500HD

2023 Chevrolet Silverado 6500HD

NHTSA ID Number: 10224305 Manufacturer Communication Number: PIP5853B Summary This PI communicates to dealers and technicians a possible diode issue in the TCCM, and how to properly diagnose for a diode issue.   Condition The vehicle may have a concern with the TCCM. causing DTC to set (see below) and possible a discharged battery. DTCs setting in … Read more

Yellow Tint to ZR1 Hood and Engine Cover Exposed Carbon Fiber Parts – 2019-2023 Chevrolet Corvette

2023 Chevrolet Corvette

NHTSA ID Number: 10219286 Manufacturer Communication Number: 19-NA-042 Summary This service bulletin provides information for dealers/technicians on a customer commenting on seeing a yellow tint appearance to hood and engine cover’s exposed carbon fiber parts.   Condition Some customers may comment the exposed carbon fiber engine appearance panels for the C8 generation vehicles, or the ZR1 exposed … Read more