GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1662860  Size: SH
  1. Remove the water pump drive belt. Refer to Water Pump Belt Replacement .
  2. Remove the water pump drive belt tensioner studs.
  3. Remove the water pump drive belt tensioner.

Installation Procedure


    Object Number: 1662860  Size: SH
  1. Position the water pump drive belt tensioner to the water pump housing.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the water pump drive belt tensioner studs.
  4. Tighten
    Tighten the studs to 10 N·m (89 lb in).

  5. Install the water pump drive belt. Refer to Water Pump Belt Replacement .