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: 2 mechanics are required.

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