P0304 Pontiac GTO
P0304 is a relatively common Pontiac GTO trouble code. It stands for: P0304: Misfire Detected → Cylinder 4 P0304 is certainly a cause for concern, and should be considered a threat to the drivability your GTO. The nice thing about P0304 is that it’s a cylinder specific trouble code, which makes diagnosing the problems simpler … Read more