GM Service Manual Online
For 1990-2009 cars only

Special Tools

    • KM-422 Installer
    • KM-J-45000 Remover

Removal Procedure


    Object Number: 1945793  Size: SH

    Important: Do not damage sealing surfaces.

  1. Remove the intake camshaft adjuster or the exhaust camshaft adjuster. Refer to Camshaft Position Intake Actuator Replacement or Camshaft Position Exhaust Actuator Replacement .
  2. Remove the camshaft seal ring (1) with KM-J-45000 (2).

Installation Procedure


    Object Number: 1945794  Size: SH
  1. Insert the camshaft seal ring.
  2. • Install the seal ring with KM-422 (3).
    • To install, use the camshaft adjuster (1) in conjunction with shims (2) with a total thickness of approximately 10 mm (0.39 in).
    • Remove KM-422 .
    • Remove the bolt.
  3. Install the intake camshaft adjuster or the exhaust camshaft adjuster. Refer to Camshaft Position Intake Actuator Replacement or Camshaft Position Exhaust Actuator Replacement .