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Home >> Buick >> 2008 >> Allure CXL >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 15 (Engine Mechanical - 3.6L (5 Of 5)) >> Off-Vehicle Repair Instructions (3 Of 3) >> Camshaft Position Actuator Installation - Left Side Intake (Fourth Design)

Camshaft Position Actuator Installation - Left Side Intake (Fourth Design)

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Identifying Camshaft Position Actuator Marks
    GM1852294Courtesy of GENERAL MOTORS CORP.
  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. Fig 2: View Of Left Intake Camshaft Position Actuator & Left Intake Camshaft Position Actuator
    GM1853919Courtesy of GENERAL MOTORS CORP.
    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 4th design right intake camshaft position actuator (1) is indexed in a different position compared to the 4th design left intake camshaft position actuator (2).
  4. Fig 3: View Of Reluctor Wheel Lines Up With Peak
    GM1853928Courtesy of GENERAL MOTORS CORP.
  5. On the left intake camshaft actuator the edge of the reluctor wheel (1) lines up with the peak (2) of the sprocket tooth.
  6. Fig 4: Identifying Camshaft Position Actuator Marks
    GM1852294Courtesy of GENERAL MOTORS CORP.
  7. Ensure the proper timing mark is used. Observe the outer ring of the camshaft position actuator for the circle marking (1). The circle marking is for alignment to the highlighted timing chain link on the left side of the engine.
  8. Use an open wrench on the hex cast into the camshaft in order to prevent camshaft rotation when tightening the camshaft position actuator bolt.
  9. Fig 5: View Of Camshaft Position Actuator Bolt
    GM1852296Courtesy of GENERAL MOTORS CORP.
  10. Install the left intake camshaft position actuator.
  11. NOTE: Refer to Fastener Notice .
  12. Install the camshaft position actuator bolt.

    Tighten:  Tighten the camshaft position actuator bolt to 58 N.m (43 lb ft).