BUICK, CADILLAC, CHEVROLET, GMC
21-NA-036
Manufacturer communications
- Publication date
- 2022-03-11
- Received by NHTSA
- 2022-03-30
- NHTSA record numbers
- 10209400
Manufacturer summary
Original wording in English
This service bulletin advises the technician of a diagnostic test for a possible issue with a damaged OCV solenoid that may cause an oil leak and misfire, illuminating the MIL and setting DTCs P0300, P0302 and/or P0305.
Reported code forms
Check vehicle applicability
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