Ford Mustang (1999-2004) Service Manual: Thermostat - 4.6L(2V)

Material

Item Specification
Motorcraft Premium Gold Engine Coolant VC-7-A (in Oregon VC-7-B) (yellow color) WSS-M97B51- A1

Removal and Installation

1. Drain the engine coolant. For additional information, refer to Cooling System Draining, Filling and Bleeding in this section.

2. Remove the bolts and coolant outlet connection.

Thermostat - 4.6L(2V)

3. Position aside the coolant outlet connection and the upper radiator hose.

Thermostat - 4.6L(2V)

4. Remove the thermostat and O-ring seal from the upper intake manifold.

  • Inspect the O-ring seal. Install a new seal if necessary.

Thermostat - 4.6L(2V)

5. To install, reverse the removal procedure.

    Thermostat - 3.8L
    Material Item Specification Gasket Adhesive TA-6 or equivalent WSS-M2G408- A Motorcraft Premium Gold Engine Coolant VC-7-A (in Oregon VC-7-B) (yellow color) WSS-M97B51 ...

    Thermostat - 4.6L(4V)
    Material Item Specification Motorcraft Premium Gold Engine Coolant VC-7-A (in Oregon VC-7-B) (yellow color) WSS-M97B51- A1 Removal and Installation 1. With the vehicle in ne ...

    Other materials:

    Lock Cylinder - Luggage Compartment Lid
    Removal 1. NOTE: Individual lock cylinders are repaired by discarding the inoperative cylinder and building a new lock cylinder using the appropriate lock repair package. The lock repair package includes a detailed instruction sheet to build the ne ...

    Radiator
    Material Item Specification Motorcraft Premium Gold Engine Coolant VC-7-A (in Oregon VC-7-B) (yellow color) WSS-M97B51- A1 Removal and Installation NOTE: Radiator removal and installation is similar for both 3.8L and 4.6L vehicles. ...

    Component Tests
    Drive Belt Noise/Flutter Drive belt chirp occurs due to pulley misalignment or excessive pulley runout. It can be the result of a damaged pulley or an incorrectly aligned pulley. To correct, determine the area where the noise comes from. Check each of the p ...