GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 38816-1A Water Pump Remover/Installer


    Object Number: 205554  Size: SH
  1. Check water pump seal (2) in the water crossover (1) for tears or cuts. Replace the seal if necessary.
  2. Place the water pump (3) in the J 38816-1A by indexing the tool into the water pump locking ears (4).
  3. Install the water pump (3) into the water crossover (1) using the following procedure:
  4. 3.1. Index the pump locking ears with the tangs in the water crossover.
    3.2. With the locking ears indexed, twist to lock the pump in place. Remove the tool.

    Object Number: 206315  Size: SH
  5. Install the water pump cover and gasket.
  6. 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.

  7. Install the water pump cover bolts.
  8. Tighten
    Tighten the water pump cover bolts to 10 N·m (89 lb in).