P228C Diagnostic Trouble Code Discussion for December 2025
Fuel Pressure Regulator1Exceeds Control Limits
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| Help Request | Posted | |
| 2015 Chevrolet Silverado 1500 LT 4.3L Excessive Emissions, Misfire, MIL Lamp on VIN: 1GCRCPEH5F P228C: Fuel Pressure Regulator1Exceeds Control Limits. ... running a lot of smoke out the tailpipe. Scan the high pressure desired fuel pressure at idle was about 750 PSI and the scanner says actual pressure is around 350 sometimes 400 or even below 300. It seems to be a possible bad high pressure fuel pump b... |
December 22, 2025 | |
| 2015 Chevrolet Silverado 1500 LT 4.3L Excessive Emissions, Misfire, MIL Lamp on VIN: 1GCRCPEH5F P228C: Fuel Pressure Regulator1Exceeds Control Limits. ... running a lot of smoke out the tailpipe. Scan the high pressure desired fuel pressure at idle was about 750 PSI and the scanner says actual pressure is around 350 sometimes 400 or even below 300. It seems to be a possible bad high pressure fuel pump b... |
December 22, 2025 |
