GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1775160  Size: SH
  1. Remove the intake manifold cover. if required. Refer to Intake Manifold Cover Replacement .
  2. Remove the power steering pump, if required. Refer to Power Steering Pump Replacement .
  3. Disconnect the fuel injector wiring harness electrical connector from the camshaft position (CMP) sensor.

  4. Object Number: 1599076  Size: SH
  5. Remove the CMP sensor bolt.
  6. Remove the CMP sensor.
  7. Inspect the sensor O-ring for wear, cracks, or leakage if the sensor is not being replaced.

Installation Procedure


    Object Number: 1599076  Size: SH
  1. Replace the O-ring seal if damaged, lubricate the NEW O-ring with clean engine oil.
  2. Install the CMP sensor.
  3. Notice: Refer to Fastener Notice in the Preface section.

  4. Install the CMP sensor bolt.
  5. Tighten
    Tighten the bolt to 10 N·m (89 lb in).


    Object Number: 1775160  Size: SH
  6. Connect the fuel injector wiring harness electrical connector to the CMP sensor.
  7. Install the power steering pump, if required. Refer to Power Steering Pump Replacement .
  8. Install the intake manifold cover. if required. Refer to Intake Manifold Cover Replacement .