P0191 Diagnostic Trouble Code Discussion for November 2022
Fuel Rail Pressure Sensor Performance
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| Help Request | Posted | |
| 2019 Chevrolet Silverado 2500 HD LTZ 6.6L MIL Lamp on VIN: 1GC1KTEYXK P0191: Fuel Rail Pressure Sensor 1 Performance. ... time to read the entire post. Our first visit with this truck code P0191 was retrieved with no drivablity issues. We found TSB 20-NA-197 related to the pressure sensor pigtail and found that it had already be done. We looked at the pigtail to make sure... |
November 15, 2022 |
