GM Service Manual Online
For 1990-2009 cars only

Removal procedure

    Notice: Refer to Battery Disconnect Caution in the Preface section.


    Object Number: 1804719  Size: SH

    Important: The replacement procedure for the intake (1) and exhaust (2) camshaft position actuator solenoids are typically the same. The following procedure is specific to the intake camshaft position actuator solenoid, the exhaust is similar.

  1. Disconnect the negative battery cable.

  2. Object Number: 1804722  Size: SH
  3. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement.
  4. Remove the engine mount support bracket. Refer to Engine Mount Replacement - Right Side.
  5. Disconnect the electrical connector (1) from the camshaft position actuator solenoid (2).

  6. Object Number: 1804723  Size: SH

    Important: Clean the area around the camshaft position actuator solenoid to prevent debris from entering the engine.

  7. Remove the bolt (1) attaching the camshaft position actuator solemoid(2).
  8. Important: When removing the camshaft position actuator solenoid, use care to prevent damage to the solenoid seal.

  9. Remove the camshaft position actuator solenoid by twisting the actuator to release it, then pulling it away from the front of the engine cover.

Installation procedure


    Object Number: 1804725  Size: SH
  1. Inspect the camshaft position actuator seal (1) for damage and replace as necessary.
  2. Lubricate the lip of the camshaft position actuator solenoid seal with clean engine oil.
  3. Install the camshaft position actuator solenoid.
  4. Tighten
    Tighten the camshaft position actuator solemoid attaching bolt to 10 N·m (89 lb in)

  5. Connect the electrical connector.
  6. Install the engine mount support bracket. Refer to Engine Mount Replacement - Right Side.
  7. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement.
  8. Connect the negative battery cable.