Upper Intake Manifold: Removal
- Disconnect negative battery cable. Remove water pump pulley shield. Remove air cleaner housing and outlet tube.
- Disconnect accelerator and speed control cables. Remove EGR valve. Disconnect necessary vacuum hoses from upper intake manifold and EGR vacuum regulator valve.
- Disconnect PCV hose. Disconnect necessary electrical connectors from upper intake manifold. Loosen upper intake manifold bolts in reverse of tightening sequence. See Figure.