GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the primary camshaft drive chain tensioner. Refer to Primary Camshaft Drive Chain Tensioner Replacement.

  2. Object Number: 1579007  Size: SH
  3. Remove the primary camshaft drive chain lower guide bolts.
  4. Remove the primary camshaft drive chain lower guide.

Installation Procedure


    Object Number: 1579007  Size: SH
  1. Position the primary camshaft drive chain lower guide to the oil pump.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the primary camshaft drive chain lower guide bolts.
  4. Tighten
    Tighten the primary camshaft drive chain lower guide bolts to 23 N·m (17 lb ft).

  5. Install the primary camshaft drive chain tensioner. Refer to Primary Camshaft Drive Chain Tensioner Replacement.