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Home >> Pontiac >> 2004 >> Aztek Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 300 (Engine Cooling System) >> Repair Instructions >> Water Pump Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Water Pump & Gasket (3.8L)
    GM46178Courtesy of GENERAL MOTORS CORP.
  1. Install the gasket and the water pump.
    2. Fig 2: Locating Water Pump Bolts
    GM46177Courtesy of GENERAL MOTORS CORP.
    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).

    3. Fig 3: View Of Water Pump Pulley And Bolts
    GM46174Courtesy 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 V-6) in Power Steering System.
  6. Install the drive belt. Refer to Drive Belt Replacement (L26) or Drive Belt Replacement (L32) in Engine Mechanical - 3.8L.
  7. Install the accessory wiring junction block.
  8. Fill the cooling system. Refer to Draining and Filling Cooling System .
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