GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1227028  Size: SH
  1. Remove the right rocker cover (2). Refer to Valve Rocker Arm Cover Replacement - Right Side .

  2. Object Number: 1226491  Size: SH
  3. Remove the right rocker arm and shaft assembly. Refer to Valve Rocker Arm and Shaft Replacement .
  4. Remove the timing belt. Refer to Timing Belt Replacement .
  5. Remove the coolant bridge. Refer to Engine Coolant Crossover Pipe Replacement in Engine Cooling.
  6. Disconnect the right bank oxygen sensors.
  7. Remove the right cylinder head. Refer to Cylinder Head Removal - Right Side .

Installation Procedure

  1. Install the right cylinder head. Refer to Cylinder Head Installation - Right Side .
  2. Connect the right bank oxygen sensors.
  3. Install the coolant bridge. Refer to Engine Coolant Crossover Pipe Replacement in Engine Cooling.
  4. Install the timing belt. Refer to Timing Belt Replacement .

  5. Object Number: 1226491  Size: SH
  6. Install the right rocker arm and shaft assembly. Refer to Valve Rocker Arm and Shaft Replacement .
  7. Adjust the valve lash. Refer to Valve Rocker Arm and Valve Lash Adjuster Replacement .

  8. Object Number: 1227028  Size: SH
  9. Install the right rocker cover (2). Refer to Valve Rocker Arm Cover Replacement - Right Side .