GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2006 🢒 Colorado Pickup - 2WD 🢒 Body 🢒 Doors 🢒 Rear Side Door Wiring Harness Replacement

Removal Procedure
  1. Remove the rear door trim panel. Refer to Rear Side Door Trim Panel Replacement .
  2. Remove the rear door water deflector. Refer to Rear Side Door Water Deflector Replacement .

    3. Object Number: 1256466 Size: SH
  3. Remove the bolt retaining the rear door check link to the body.

    4. Object Number: 1311076 Size: SH
  4. Remove the rear door wiring harness grommet from the body by depressing the retaining tabs (1).

    5. Object Number: 1302504 Size: SH
  5. Disconnect the rear door wiring harness to main body harness connector.
  6. Disconnect the rear door wiring harness connectors from all door hardware.
  7. Note the routing of the rear door wiring harness and disconnect the harness retainers from the inner door panel.
  8. Remove the rear door wiring harness grommet from the door.
  9. Remove the rear door wiring harness from the rear door.

Installation Procedure

    Object Number: 1302504 Size: SH
  1. Install the rear door wiring harness to the rear door.
  2. Install the rear door wiring harness grommet to the door.
  3. Route the wiring harness through the door and connect the harness retainers to the inner door panel.
  4. Connect the rear door wiring harness connectors to all door hardware.
  5. Connect the rear door wiring harness to the main body harness connector.

    6. Object Number: 1311076 Size: SH
  6. Install the rear door wiring harness grommet to the body ensuring the retaining tabs (1) are fully seated.

    7. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1256466 Size: SH
  7. Install the bolt retaining the rear door check link to the body.

    8. Tighten
    Tighten the rear door check link bolt to 25 N·m (18 lb ft).

  8. Install the rear door water deflector. Refer to Rear Side Door Water Deflector Replacement .
  9. Install the rear door trim panel. Refer to Rear Side Door Trim Panel Replacement .