2021

Checking Exhaust System for Leaks, Malfunction Indicator Lamp (MIL) Illuminated – DTC P2C7A and/or P0421 Set – 2020-2023 Cadillac Chevrolet GMC

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Chevrolet GMC Cadillac

NHTSA ID Number: 10222807 Manufacturer Communication Number: 22-NA-168 Summary This bulletin provides diagnostic information when checking the exhaust system for leaks.   Condition Some customers may comment that the MIL is illuminated. Technicians may comment on one or more of the following DTCs set in the Engine Control Module (ECM):   Cause This condition may be caused … Read more

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

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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

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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

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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

Right Rear Door Alignment – 2021-2023 Cadillac Chevrolet GMC

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Chevrolet GMC Cadillac

NHTSA ID Number: 10220317 Manufacturer Communication Number: 22-NA-179 Summary This technical bulletin provides the procedure to align the right rear door to correct the condition of Right Rear Door Alignment.   Condition Some customers may comment on the right rear door not sitting flush and/or the right rear door sticks out excessively at the bottom when closed. … Read more