GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1853219  Size: SH

    Important: Some models use a second design inverted tooth timing drive system on the secondary drive components. Refer to Camshaft Timing Drive Design Identification for more information on specific changes.

  1. Remove the right secondary camshaft drive chain guide bolts.
  2. Remove the right secondary camshaft drive chain guide.