GM Service Manual Online
For 1990-2009 cars only

Special Tools

J 46104 Water Pump Pulley Holding Tool EN 46104

For equivalent regional tools, refer to Special Tools.


    Object Number: 1866850  Size: SH
  1. Ensure that the engine front cover and water pump are clear of old gasket material.
  2. Place a new water pump gasket on the water pump.
  3. Place the water pump in position on the front cover.
  4. Caution: Refer to Fastener Caution in the Preface section.

  5. Install the water pump bolts and tighten to 10 N·m (89 lb in).

  6. Object Number: 1866847  Size: SH
  7. Install the water pump pulley.
  8. Loosely install the water pump pulley bolts.

  9. Object Number: 1855657  Size: SH
  10. Install the J 46104 tool onto the water pump pulley and tighten the water pump pulley bolts to 10 N·m (89 lb in).