GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 956076  Size: SH
  1. Turn the ignition OFF.
  2. Caution: Ensure that the vehicle is properly supported and squarely positioned. To help avoid personal injury when a vehicle is on a hoist, provide additional support for the vehicle on the opposite end from which the components are being removed.

  3. Disconnect camshaft position (CMP) sensor harness connector.
  4. Remove knock sensor 2 pigtail from attachment clip.
  5. Remove CMP sensor attachment bolt and remove sensor.

Installation Procedure

  1. Install knock sensor 2 pigtail clip to CMP sensor if installing new sensor.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install CMP sensor and attachment bolt.
  4. Tighten
    Tighten the camshaft position sensor bolt to 8 N·m (71 lb in).

  5. Insert knock sensor 2 pigtail to clip.
  6. Connect CMP sensor harness connector. Push connector in until the lock position is felt, then pull back to confirm engagement.