GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1557689  Size: SH
  1. Install the water pump gasket.
  2. Install the water pump.
  3. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  4. Install the water pump bolts.
  5. Tighten
    Tighten the water pump bolts to 25 N·m (18 lb ft).


    Object Number: 1557687  Size: SH
  6. Install the water pump pulley.
  7. Install the water pump pulley bolts.
  8. Tighten
    Tighten the water pump pulley bolts to 25 N·m (18 lb ft).


    Object Number: 1557689  Size: SH
  1. Install the water pump gasket.
  2. Install the water pump.
  3. Caution: Refer to Fastener Caution in the Preface section.

  4. Install the water pump bolts and tighten to 25 N·m (18 lb ft).

  5. Object Number: 1557687  Size: SH
  6. Install the water pump pulley.
  7. Install the water pump pulley bolts and tighten to 25 N·m (18 lb ft).