GM Service Manual Online
For 1990-2009 cars only

    Object Number: 36603  Size: SH
  1. Align the timing marks on the sprockets. Position the timing marks as close together as possible.

  2. Object Number: 35816  Size: SH
  3. Remove the timing chain damper.
  4. Remove the camshaft sprocket bolt.
  5. Remove the camshaft sprocket.
  6. Remove the timing chain.
  7. Remove the crankshaft sprocket.