GM Service Manual Online
For 1990-2009 cars only

Camshaft Cover Removal Left

Tools Required

    • J 38825 Water Pump Drive Pulley Remover
    • J 39946 Crankshaft Rotation Socket
    • J 44212 Camshaft Holding Tool

    Object Number: 522687  Size: SH
  1. Align the crankshaft to TDC using the J 39946 .
  2. Remove the end cap from the intake camshaft.

  3. Object Number: 52984  Size: SH
  4. Remove the water pump drive pulley from the intake camshaft using the J 38825 .

  5. Object Number: 522688  Size: SH
  6. Remove the camshaft seal screws.

  7. Object Number: 522689  Size: SH

    Important: DO NOT reuse the camshaft seal.

  8. Slide the seal off the end of the camshaft.

  9. Object Number: 591911  Size: SH
  10. Loosen the camshaft cover bolts.

  11. Object Number: 609687  Size: SH
  12. Lift up the front of the cover approximately 250 mm (10 in).

  13. Object Number: 609689  Size: SH
  14. Swing the front of the cover over the intake manifold while sliding the entire cover over the end of the camshaft.
  15. The camshaft cover seals (perimeter and sparkplug) should be reused unless they are damaged or if the perimeter seal is pulled from its groove during removal.

  16. Object Number: 650538  Size: SH
  17. Install the J 44212 to the left cylinder head camshafts.

Camshaft Cover Removal Right

Tool Required

J 44212 Camshaft Holding Tool


    Object Number: 522725  Size: SH
  1. Remove the camshaft cover bolts.
  2. Lift the camshaft cover from the cylinder head.

  3. Object Number: 650538  Size: SH
  4. Install the J 44212 to the right cylinder head camshafts.