GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1852294  Size: SH
  1. Ensure the proper camshaft position actuator is installed. Observe the body of the camshaft position actuator for the "IN" marking (3). The marking is for an intake camshaft position actuator.

  2. Object Number: 1853919  Size: SH

    Note: Ensure the proper camshaft position actuator is installed in the correct position. Failure to install the proper camshaft position actuator can effect engine performance and set an engine code.

  3. Ensure the proper camshaft position actuator is being installed. The reluctor wheel on the intake camshaft position actuator bank 1 (1) is indexed in a different position compared to the intake camshaft position actuator bank 2 (2).

  4. Object Number: 1853928  Size: SH
  5. On the intake camshaft actuator bank 2 the edge of the reluctor wheel (1) lines up with the peak (2) of the sprocket tooth.

  6. Object Number: 1852294  Size: SH
  7. Ensure the proper timing mark is used. Observe the outer ring of the camshaft position actuator for the triangle marking (2). The triangle marking is for alignment to the highlighted timing chain link on the right side of the engine.

  8. Object Number: 2026687  Size: SH
  9. Install the intake camshaft position actuator bank 2 (2).
  10. Caution: Refer to Fastener Caution in the Preface section.

  11. Install the intake camshaft position actuator bolts bank 2 (1) and tighten to  58 N·m (43 lb ft).