GM Service Manual Online
For 1990-2009 cars only

    Object Number: 175491  Size: SH

    Important: Do not pull or tug on the heater feed pipe.

  1. Remove the water outlet adapter.

  2. Object Number: 409304  Size: SH
  3. Remove the rocker arm cover bolts.
  4. Remove the rocker arm cover.
  5. Remove the rocker arm cover gasket.

Valve Rocker Arm Cover Removal J Car


    Object Number: 182862  Size: SH
  1. Remove the radiator outlet pipe.

  2. Object Number: 182912  Size: SH
  3. Remove the rocker arm cover bolts.
  4. Remove the rocker arm cover.
  5. Remove the rocker arm cover gasket.

Valve Rocker Arm Cover Removal S/T Truck


    Object Number: 175491  Size: SH

    Important: Do not pull or tug on the heater feed pipe.

  1. Remove the water outlet adapter.

  2. Object Number: 500536  Size: SH
  3. Remove the rocker arm cover bolts, stud (1) and bracket (2).
  4. Remove the rocker arm cover.
  5. Remove the rocker arm cover gasket.