Intake Manifold (Lower) Removal (7.4L)
WARNING: This page is about a different variant/trim than selected.
- Disconnect negative battery cable. Drain cooling system. Remove upper intake manifold. See INTAKE MANIFOLD (UPPER) . Discharge A/C system (if equipped) using approved refrigerant recovery/recycling equipment. Disconnect suction and discharge lines from A/C compressor. Cap off A/C compressor and A/C lines.
- Mark and remove distributor. Remove Manifold Absolute Pressure (MAP) sensor from lower intake manifold.
- Remove upper radiator hose and thermostat housing. Remove heater and bypass hoses. Remove fuel rail. Remove lower intake manifold mounting bolts. Remove lower intake manifold. See Figure.