# P0300 on the 2016 Cadillac CTS

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

Nobody has written a description of this code yet.

## Bulletins for this model year that name P0300

- [11006353](https://open.wenmarpro.com/bulletins/11006353), 2024-08-14: This service bulletin provides inspection/diagnosis/correction information on a cold start misfire and/or rough idle and DTC P0300 that may also be set.
- [10242298](https://open.wenmarpro.com/bulletins/10242298), 2023-09-18: This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 \- P0308 and/or P050D
- [10236164](https://open.wenmarpro.com/bulletins/10236164), 2023-05-15: This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 \- P0308 and/or P050D
- [10232811](https://open.wenmarpro.com/bulletins/10232811), 2023-03-13: This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 \- P0308 and/or P050D
- [10211692](https://open.wenmarpro.com/bulletins/10211692), 2022-05-11: This service bulletin provides inspection/diagnosis/correction information on a cold start misfire and/or rough idle and DTC P0300 that may also be set.
- [10209400](https://open.wenmarpro.com/bulletins/10209400), 2022-03-30: 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.
- [10206726](https://open.wenmarpro.com/bulletins/10206726), 2022-01-24: This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 \- P0308 and/or P050D
- [10182545](https://open.wenmarpro.com/bulletins/10182545), 2020-11-16: This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 \- P0308 and/or P050D
- [10181670](https://open.wenmarpro.com/bulletins/10181670), 2020-10-26: This Bulletin provides inspection/diagnosis/correction information on a cold start misfire and/or rough idle and DTC P0300 that may also be set.
- [10179646](https://open.wenmarpro.com/bulletins/10179646), 2020-09-14: This Preliminary information communicates A vehicle may have a concern of DTC P050D setting along with a P0300 after a cold start up. White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well. Cause Coolant getting into the cylinders, and provides direction for the repair.