GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: Refer to Battery Disconnect Caution in the Preface section.


    Object Number: 1222960  Size: SH
  1. Disconnect the negative battery cable.
  2. Remove the timing belt. Refer to Timing Belt Replacement .
  3. Important: Take extreme care to prevent any scratches, nicks, or damage to the camshaft. Such damage can impair vehicle operation.

  4. Remove the camshaft gears. Refer to Camshaft Gear Replacement .
  5. Remove the timing belt automatic tensioner bolts.
  6. Remove the timing belt automatic tensioner.
  7. Remove the rear timing belt cover bolts (1).
  8. Remove the rear timing belt cover (2).

Installation Procedure


    Object Number: 1222960  Size: SH
  1. Install the rear timing belt cover (2).
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the rear timing belt cover bolts.
  4. Tighten
    Tighten the rear timing belt cover bolts to 10.5 N·m (93 lb in).

  5. Install the timing belt automatic tensioner.
  6. Install the timing belt automatic tensioner bolts.
  7. Tighten
    Tighten the timing belt automatic tensioner bolts to 19 N·m (14 lb ft).

  8. Install the camshaft gears. Refer to Camshaft Gear Replacement .
  9. Install the timing belt. Refer to Timing Belt Replacement .
  10. Connect the negative battery cable.