P0090 Diagnostic Trouble Code Discussion for December 2010
Fuel Rail Pressure Regulator Control Circuit Malfunction
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| Help Request | Posted | |
| 2006 GMC Sierra 2500 HD SLT 6.6L No Start, Poor Idle Quality, Stall, MIL Lamp on P0090: Fuel Rail Pressure Regulator Control Circuit Malfunction. I am thinking there are bad wires in the harness. I checked the connectors for computer and they are all making good contact. |
December 28, 2010 |
