GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 4900  Size: SH
  1. Remove the engine front cover. Refer to Engine Front Cover Replacement .
  2. Remove the timing chain tensioner. Refer to Timing Chain and Sprockets Removal .

  3. Object Number: 1152  Size: SH
  4. Remove the camshaft sprocket and timing chain.

Installation Procedure


    Object Number: 4899  Size: SH
  1. Install the camshaft sprocket and timing chain. Refer to Timing Chain and Sprockets Installation .

  2. Object Number: 4900  Size: SH
  3. Install the timing chain tensioner.
  4. Install the engine front cover. Refer to Engine Front Cover Replacement .