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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1245 (Engine Cooling System) >> Repair Instructions >> Water Pump Replacement (3.8L) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the gasket and the water pump.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  2. Install the water pump bolts.

    Tighten 

    • Tighten the long water pump bolts to 34 N.m (25 lb ft).
    • Tighten the short water pump bolts to 22 N.m (16 lb ft).
    Fig 1: Installing Gasket And Water Pump
    G02084070Courtesy of GENERAL MOTORS CORP.
  3. Install the water pump pulley.
  4. Install the water pump pulley bolts.

    Tighten 

    Tighten the bolts to 13 N.m (115 lb in).

  5. Install the power steering pump. Refer to POWER STEERING PUMP REPLACEMENT (3.8L) or POWER STEERING PUMP REPLACEMENT (3.1L) in Power Steering System.
  6. Install the drive belt. Refer to DRIVE BELT REPLACEMENT (L36) or DRIVE BELT REPLACEMENT (L67) in Engine Mechanical-3.8L.
  7. Install the accessory wiring junction block.
  8. Fill the cooling system. Refer to DRAINING AND FILLING COOLING SYSTEM  .
    Fig 2: Installing Water Pump Pulley
    G02084071Courtesy of GENERAL MOTORS CORP.
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