Water Pump Cleaning And Inspection - Chevrolet 5.7L Corvette 2004 Shop Manual

Engine Mechanical (Repair Instructions 3 Of 3) - 5.7L - Corvette
REPAIR INSTRUCTIONS

WATER PUMP CLEANING AND INSPECTION

Fig. 1: Old Gasket & Water Pump Sealing
Courtesy of GENERAL MOTORS CORP.
1. Remove the old gasket from the water pump sealing surfaces. Refer to Replacing Engine Gaskets .
2. Clean all dirt and debris from the water pump housing.
3. Inspect the water pump for the following:
Gasket sealing surfaces for excessive scratches or gouging
Hose sealing surfaces for scratches or gouging
Restrictions within the internal coolant passages
2004 ENGINE PERFORMANCE