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. Caution: Refer to Fastener Caution 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.