C 3500 Truck 2WD V8-6.0L VIN U (2001)
Thermostat: Service and Repair
Thermostat Replacement
Removal Procedure
Important: The thermostat is not serviceable separately. The water pump inlet and thermostat must be replaced as an assembly.
1. Drain the cooling system.
2. Loosen the air cleaner outlet duct clamps at the following locations:
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Throttle body
^
Mass Airflow/Intake Air Temperature (MAF/IAT) sensor
3. Remove the radiator inlet hose clip from the outlet duct.
4. Remove the air cleaner outlet duct.
5. Reposition the outlet hose clamp at the water pump.
6. Remove the outlet hose from the water pump.
