Intake Manifold: Removal
- Disconnect battery negative cable and drain coolant. Remove air cleaner. Remove AIR crossover pipe. Disconnect upper radiator hose, thermostat by-pass hose and heater hose(s) at rear of manifold. Mark and disconnect fuel and vacuum lines. Disconnect linkage at carburetor. Mark and remove necessary electrical connectors.
- Remove rear brace from alternator and A/C compressor. Remove EGR valve, idle load compensator and bracket assembly. Remove intake manifold bolts in reverse sequence of installation. See Fig 1. Remove intake manifold and gaskets. Clean surfaces thoroughly.
Courtesy of GENERAL MOTORS CORP.