GM Service Manual Online
For 1990-2009 cars only

Diagnostic Instructions

    â€¢ Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.
    â€¢ Review Strategy Based Diagnosis for an overview of the diagnostic approach.
    â€¢  Diagnostic Procedure Instructions provide an overview of each diagnostic category.

DTC Descriptor

DTC P009E: Fuel Rail Pressure Relief Valve Performance

Repair Instructions

Important: If any other DTCs are set after ECM has been programmed, refer to Diagnostic Trouble Code (DTC) List - Vehicle.

    â€¢ Program the engine control module (ECM). Refer to Service Programming System (SPS).
    â€¢ Perform the Diagnostic Repair Verification after completing the diagnostic procedure.