GM Service Manual Online
For 1990-2009 cars only

    Object Number: 290953  Size: SH
  1. Align the timing mark on the front cover with the TDC mark on the balancer.

  2. Object Number: 276382  Size: SH
  3. Remove the camshaft position sensor hold down clamp bolt from the lower intake manifold.
  4. Remove the camshaft position sensor.