2002 Cadillac Deville Thermostast

Thermostat Replacement

Tools Required
J 38185 Hose Clamp Pliers

Removal Procedure

Partially drain the cooling system.
Remove the air cleaner assembly.
Position the J 38185 to the clamp in order to remove the radiator outlet hose from the thermostat housing.
Remove the bolts securing the thermostat housing to the water pump inlet.

Remove the thermostat and the gasket from the water pump housing.

Installation Procedure

Install the thermostat and a new gasket into the water pump housing.
Install the thermostat housing.

Notice: Refer to Fastener Notice in Service Precautions.

Install the thermostat housing bolts.
Tighten the thermostat housing bolts to 10 Nm (89 inch lbs.) .
Position the J 38185 to the clamp in order to connect the radiator outlet hose to the thermostat housing.
Install the air cleaner assembly.
Fill the cooling system.

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