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Camshaft Position Actuator Cleaning and Inspection

WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Camshaft Position Actuator
    GM1557717Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Cleaning Solvent Caution in Cautions and Notices.
  1. Clean the camshaft position actuator components with solvent.
    2. CAUTION: Refer to SAFETY GLASSES CAUTION in Cautions and Notices.
  2. Dry the camshaft position actuator components with compressed air.
  3. Inspect the camshaft position actuator for the following conditions:
    • The camshaft position actuator mounting bores (1) for damage.
    • The camshaft position actuator return spring (2) for nicks or damage.
    • The camshaft position actuator valve surface for pitting or damage (3).
  4. Repair or replace the camshaft position actuator as necessary.
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