GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2003 🢒 Chevy Suburban - 2WD 🢒 Body and Accessories 🢒 Roof 🢒 Sunroof Wiring Harness Replacement

Removal Procedure

    Object Number: 728670 Size: SH
  1. Remove the headliner. Refer to Headlining Trim Panel Replacement in Interior Trim.

    2. Important: Observe the routing of the wire harness. Failure to route the wire the same will result in the wire harness being pinched during sunroof operation.

  2. Disconnect the wire harness connectors (5) and (6).
  3. Remove the wire from the sunroof module.

Installation Procedure

    Object Number: 728670 Size: SH
  1. Connect the wire connector (6).

    2. Important: Do not route the wire harness on the top or the bottom of the flange as it will get pinched during sunroof operation.

  2. Secure the wire harness along the out board flange (7) and (2).
  3. Secure clip (1) and clip (3) to sunroof module flange.
  4. Loop the wire harness around cable drive (4).
  5. Connect the wire harness (5) to the sunroof motor.
  6. Install the headliner. Refer to Headlining Trim Panel Replacement in Interior Trim.
  7. Inspect the operation of the sunroof.