Upper Intake Manifold: Removal
- Disconnect negative battery cable. Remove air cleaner outlet tube. Disconnect accelerator and cruise control cable from throttle body.
- Disconnect harness connectors and vacuum hoses from upper intake manifold. Disconnect PCV hose from upper intake manifold. If necessary remove throttle body nuts and throttle body. Evenly loosen 12 upper intake manifold bolts. Remove upper intake manifold. Inspect gaskets and replace as necessary.