9-7X V8-5.3L (2005)
Intake Manifold: Service and Repair
Intake Manifold Replacement
Intake Manifold Replacement (5.3L)
Removal Procedure
1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (See: Starting and Charging/Battery/Battery
Cable/Service and Repair).
Important: The intake manifold, throttle body, fuel rail, and injectors may be removed as an assembly. If not servicing the individual
components, remove the manifold as a complete assembly.
2. Remove the air cleaner outlet duct. Refer to Air Cleaner Resonator Outlet Duct Replacement (See: Tune-up and Engine Performance Checks/Air
Cleaner Housing/Air Cleaner Fresh Air Duct/Hose/Service and Repair).
3. Relieve the fuel system pressure. Refer to Fuel Pressure Relief (With CH 48027) (See: Cylinder Head Assembly/Fuel Pressure Release/Service
and Repair/Fuel Pressure Relief (With CH 48027))Fuel Pressure Relief (Without CH 48027) (See: Cylinder Head Assembly/Fuel Pressure
Release/Service and Repair/Fuel Pressure Relief (Without CH 48027)).
4. Disconnect the air conditioning (A/C) compressor pressure switch electrical connector (2).
5. Remove the harness clip (1) from the cylinder head.
