GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the engine cover. Refer to Engine Cover Replacement.

  2. Object Number: 2016625  Size: SH
  3. Disconnect the duty vacuum switching valve connector (3) and the 3 engine wire harness clamps.

  4. Object Number: 2016626  Size: SH
  5. Disconnect the camshaft position sensor connector (1).

  6. Object Number: 2016628  Size: SH
  7. Remove the bolt and the camshaft position sensor (1).

Installation Procedure


    Object Number: 2016633  Size: SH
  1. Apply a light coat of engine oil to the O-ring (1) on the camshaft position sensor.
  2. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 2016628  Size: SH
  3. Install the camshaft position sensor (1) with the bolt and tighten to 10 N·m (7 lb ft).

  4. Object Number: 2016626  Size: SH
  5. Connect the camshaft position sensor (1).

  6. Object Number: 2016625  Size: SH
  7. Connect the 3 engine wire harness clamps and duty vacuum switching connector (3).
  8. Inspect for oil leaks.
  9. Install the engine cover. Refer to Engine Cover Replacement.