TrailBlazer 2WD V8-6.0L VIN H (2006)
Fuel Rail: Service and Repair
FUEL RAIL ASSEMBLY REPLACEMENT
REMOVAL PROCEDURE
IMPORTANT: An eight-digit identification number is located on the fuel rail. Refer to this model identification number if servicing or part
replacement is required.
1. Remove the air cleaner outlet duct.
2. Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure.
3. Remove the positive crankcase ventilation (PCV) foul air hose.
4. Disconnect the air conditioning (A/C) compressor pressure switch electrical connector (2).
5. Remove the wire harness from the clip (1) on the cylinder head.
