GM Service Manual Online
For 1990-2009 cars only

Liftgate Wiring Harness Replacement Sedan

Removal Procedure

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

  1. Disconnect battery.
  2. Remove the liftgate trim panel. Refer to Liftgate Trim Panel Replacement .
  3. Remove the liftgate wiring harness.

  4. Object Number: 1937052  Size: LF
  5. Overview of the liftgate wiring harness.

  6. Object Number: 1942492  Size: LF

    Important: Cut through the clips with a suitable tool (flat screwdriver).

  7. Disconnect the wiring harness to the left and right of the liftgate window.
  8. Release the 4 clips.

Installation Procedure

  1. Install the liftgate wiring harness.
  2. Install the liftgate trim panel. Refer to Liftgate Trim Panel Replacement .
  3. Connect the battery.
  4. For reprogramming procedures, refer to Control Module References .

Liftgate Wiring Harness Replacement Coupe

Removal Procedure

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

    Important: Replace or repair the wiring harnesses observing the safety regulations of electrics/electronics.

  1. Disconnect the battery.
  2. Remove the liftgate trim panel. Refer to Liftgate Trim Panel Replacement .
  3. Remove the liftgate wiring harness.

  4. Object Number: 1943198  Size: LF
  5. Overview of liftgate wiring harness

Installation Procedure

  1. Install the liftgate wiring harness.
  2. Install the liftgate trim panel. Refer to Liftgate Trim Panel Replacement .
  3. Connect the battery.
  4. For reprogramming procedures, refer to Control Module References .