P0091 Diagnostic Trouble Code Discussion for August 2023
Fuel Pressure Regulator 1 Control Circuit Low Voltage
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| Help Request | Posted | |
| 2019 GMC Canyon 3.6L MIL Lamp on VIN: 1GTG5DEN4K P0091: . ... 3.6l that is logging a p0091 code as soon as you clear it comes right back. I have followed gm diagnostic steps and it lead me to replace the high presure fuel pump. The code still comes back as soon as you clear it i have load tested the circuit from... |
August 04, 2023 |
