GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

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

  1. Record all of the customers radio station presets.
  2. Turn OFF all the lamps and accessories.
  3. Make sure the ignition switch is in the OFF position.

  4. Object Number: 1371146  Size: SH
  5. Disconnect the powertrain control module (PCM) wire harness (2) from the battery box cover.
  6. Remove the PCM bracket with PCM (1) from the top of the battery box cover.
  7. Carefully position the PCM and bracket out of the way.

  8. Object Number: 1371149  Size: SH
  9. Loosen the screws securing the battery box cover.
  10. Remove the battery box cover (1).

  11. Object Number: 368800  Size: SH
  12. Loosen the battery negative cable terminal bolt.
  13. Remove the battery negative cable from the battery.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 368800  Size: SH

    Important: Clean any existing corrosion from the battery terminal bolt flange and the battery cable end.

  1. Install the battery negative cable to the battery.
  2. Tighten
    Tighten the battery negative cable terminal bolt to 17 N·m (13 lb ft).


    Object Number: 1371149  Size: SH
  3. Install battery box cover (1).
  4. Tighten
    Tighten the battery box cover screws to 2 N·m (18 lb in).


    Object Number: 1371146  Size: SH
  5. Install the PCM and bracket to the battery box cover.
  6. Connect the PCM wire harness (2) to the battery box cover.
  7. Program all of the customer's radio station presets and set the radio clock to the current time.