P0304 Diagnostic Trouble Code Discussion for February 2023
Cylinder 4 Misfire Detected
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| Help Request | Posted | |
| 2009 Cadillac STS 3.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G6DA67V69 P0304: Misfire cyl 4. Vehicle initially was towed in for a no start after sitting ‘for a while’. Found the ECM fuse in the under hood fuse box was blown, along with no communication with the PCM. After the fuse was replaced the engine would crank but not start. The cranking com... |
February 18, 2023 |
