C 3500 Truck 2WD V8-454 7.4L VIN J SFI (1999)
Intake Manifold: Service and Repair
Upper Intake Manifold Replacement
Removal Procedure
1. Disconnect the battery negative cable from the battery. Refer to Battery Cable.
2. Remove the intake air resonator from the throttle body. Refer to Air Cleaner Element Replacement.
3. Remove the air cleaner intake duct from the throttle body. Refer to Air Air Cleaner Assembly Replacement.
4. Remove the crankcase vent tube from the throttle body.
5. Remove the PCV valve from the valve rocker arm cover.
