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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 688 (Engine Cooling System) >> Repair Instructions >> Water Pump Replacement (6.6L Engine) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Lubricate the water pump O-ring with engine oil.
  2. Install the water pump.
  3. Install the water pump bolts. Ensure the correct length bolt is used in the proper location. Tighten the water pump bolts to 21 N.m (15 lb ft).
  4. Install the water pump to water pump outlet pipe gasket.
  5. Install the engine wiring harness retainer on the water pump outlet pipe inner stud.
  6. Install the water pump to water pump outlet pipe nuts. Tighten the water pump to water pump outlet pipe nuts to 21 N.m (1 lb ft).
  7. Install the thermostat housing crossover. Refer to Thermostat Housing Crossover Replacement (6.6L Engine) .
  8. Install the crankshaft balancer.
  9. Install the fan clutch. Refer to Fan Replacement .
  10. Fill the engine with coolant. Refer to Draining & Filling Cooling System .
  11. Install the left front fender wheelhouse inner panel (1).
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