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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1620 (Engine Cooling System) >> Repair Instructions >> Water Pump Outlet Pipe Replacement (6.6L Engine) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install a new O-ring seal on the water pump outlet pipe.
  2. Lightly lubricate the O-ring seal with engine oil.
  3. Install the oil cooler inlet/water pump outlet pipe in the engine oil cooler.
  4. Install a NEW oil cooler inlet pipe to water pump gasket.
  5. Install the water pump. Refer to Water Pump Replacement (4.3L Engine)  or Water Pump Replacement (4.8L, 5.3L, and 6.0L Engines)  or Water Pump Replacement (6.6L Engine)  or Water Pump Replacement (8.1L Engine) .
    Fig 1: Install Oil Cooler Inlet/Water Pump Outlet Pipe, Gasket & O-Ring Seal
    G02109235Courtesy of GENERAL MOTORS CORP.
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