DeVille Concours V8-4.6L VIN Y (1995)
Thermostat: Service and Repair
Fig. 25 Thermostat Replacement
1. Drain cooling system, then remove front end beauty panel and air cleaner.
2. Remove thermostat housing mounting bolts, then the housing, Fig. 25.
3. Remove thermostat and O-ring from housing.
4. Reverse procedure to install.