Envoy 2WD V8-5.3L VIN P (2004)
Fuel Rail: Service and Repair
Fuel Rail Assembly Replacement
FUEL RAIL ASSEMBLY REPLACEMENT
REMOVAL PROCEDURE
1. Remove the air cleaner outlet duct.
IMPORTANT: An eight-digit identification number (1) is located on the fuel rail. Refer to this model identification number if servicing or part
replacement is required.
2. Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure.
3. Disconnect the air conditioning (NC) compressor pressure switch electrical connector (2).
4. Remove the wire harness from the clip (1) on the cylinder head.
