GM Service Manual Online
For 1990-2009 cars only

    Object Number: 2026844  Size: SH
  1. Remove the 2 camshaft adjuster closure plugs (1).
  2. Note: Two mechanics are required.

  3. Hold at the appropriate camshaft hexagon.
  4. Remove the camshaft adjuster bolts (2) and the camshaft adjuster (3).

  5. Object Number: 2026845  Size: SH
  6. Remove the 4 timing belt rear cover bolts (2).
  7. Remove the timing belt rear cover (1).