GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Warning: Refer to Battery Disconnect Warning in the Preface section.


    Object Number: 1820580  Size: SH
  1. Disconnect the negative battery cable.
  2. Remove the engine cover. Refer to Engine Cover Replacement.
  3. Remove the junction block bolt. Refer to Fuel Return Pipe Replacement.
  4. Disconnect the camshaft position sensor (CMP) connector.
  5. Remove the CMP sensor.

Installation Procedure

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1820580  Size: SH
  1. Install the CMP sensor using the sensor retaining bolt and tighten to 7 N·m (62 lb in).
  2. Connect the CMP sensor.
  3. Install the junction block bolt.
  4. Install the engine cover. Refer to Engine Cover Replacement.
  5. Connect the negative battery cable.