GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1571145  Size: SH
  1. Remove the crankshaft balancer. Refer to Crankshaft Balancer Replacement .
  2. Remove the drive belt tensioner bolt.
  3. Remove the drive belt tensioner.

  4. Object Number: 1578293  Size: SH
  5. Remove the engine front cover to water pump bolt.

  6. Object Number: 1578292  Size: SH
  7. Remove the remaining engine front cover bolts.
  8. Remove the engine front cover.

  9. Object Number: 1578294  Size: SH
  10. If the engine front cover gasket is damaged perform the following steps:
  11. Remove the engine mount. Refer to Engine Mount Replacement .
  12. Remove and discard the engine front gasket.

Installation Procedure


    Object Number: 1578294  Size: SH
  1. If the engine front cover was damaged perform the following steps, otherwise proceed to step 4.
  2. Position and install a NEW engine front cover gasket to the dowel pins.
  3. Install the engine mount. Refer to Engine Mount Replacement .

  4. Object Number: 1578293  Size: SH
  5. Position and install the engine front cover.
  6. Notice: Refer to Fastener Notice in the Preface section.

  7. Install the engine front cover to water pump bolt.
  8. Tighten
    Tighten the bolt to 25 N·m (18 lb ft).


    Object Number: 1578292  Size: SH
  9. Install the engine front cover bolts.
  10. Tighten
    Tighten the bolts to 25 N·m (18 lb ft).


    Object Number: 1571145  Size: SH
  11. Install the drive belt tensioner.
  12. Install the drive belt tensioner bolt.
  13. Tighten
    Tighten the bolt to 45 N·m (33 lb ft).

  14. Install the crankshaft balancer. Refer to Crankshaft Balancer Replacement .