GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1769761  Size: SH
  1. Remove the engine coolant temperature sensor.

  2. Object Number: 1769795  Size: SH
  3. Remove the thermostat and water feed pipe retaining bolts.
  4. Important: Twist the water feed pipe while pulling to remove it from the water pump cover.

  5. Remove the thermostat housing and water feed pipe from the water pump cover.

  6. Object Number: 1769804  Size: SH
  7. Remove the water pump retaining bolts. Be sure to remove the bolt that goes through the front of the engine block.
  8. Remove the water pump assembly.