GM Service Manual Online
For 1990-2009 cars only
  1. Remove drive belt tensioner. Refer to Drive Belt Tensioner Replacement - Air Conditioning and Drive Belt Tensioner Replacement - Accessory.

  2. Object Number: 1957840  Size: SH
  3. Remove the water pump to cylinder block retaining bolts (1).
  4. Important: Use of a soft peen hammer will aid in the removal of the water pump (2).

  5. Remove the water pump (2).