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Home >> GMC >> 2004 >> Sierra 2500 HD, 2D Pickup, 8.1 G, RWD, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 8.1L (Introduction) >> Repair Instructions >> Camshaft Position (CMP) Sensor Replacement >> Removal Procedure

Removal Procedure

  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
    Fig 1: View Of Engine Protection Shield
    GM349061Courtesy of GENERAL MOTORS CORP.
  2. Remove the engine shield bolts and shield, if equipped.
    3. Fig 2: Camshaft Position (Cmp) Sensor Electrical Connector
    GM750902Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the camshaft position (CMP) sensor electrical connector (1).
    4. Fig 3: CMP Sensor And Bolt
    GM858218Courtesy of GENERAL MOTORS CORP.
  4. Remove the CMP sensor bolt.
  5. Remove the CMP sensor.
  6. Inspect the CMP sensor for wear, cracks or leakage if the sensor is not being replaced.
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