GM Service Manual Online
For 1990-2009 cars only

Liftgate Wiring Harness Replacement Coupe

Removal Procedure

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

    Note: 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.

Liftgate Wiring Harness Replacement Sedan

Removal Procedure

    Warning: Refer to Battery Disconnect Warning 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

    Note: 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.