GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2008 🢒 SRX 🢒 Roof 🢒 Sunroof 🢒 Sunroof Wiring Harness Replacement

Removal Procedure
  1. It is only necessary to lower the headliner. Only do those step in headliner replacement that will lower the headliner enough to gain access to the part. Refer to Headlining Trim Panel Replacement .
  2. Remove the center window panel. Refer to Sunroof Window Replacement .

    3. Important: Note how the electrical harness is routed and secured to the cable tubes in the motor/actuator compartment.

  3. Cut the tie straps that secure the electrical harness in the motor/actuator compartment to the drive and return cable tubes.
  4. Disconnect the electric harness connectors from the window and sunshade motor/actuators.
  5. Remove the lower C-pillar to electrical harness clip.
  6. Disconnect the main sunroof body harness electrical connectors.

    7. Object Number: 903802 Size: SH
  7. Pull the sunroof wiring harness (1) down from the motor/actuator compartment (2) into the interior of the vehicle.
  8. Remove the electrical harness from the vehicle.

Installation Procedure

    Object Number: 903804 Size: SH

    Important: Route and secure the electrical harness prior to removal.

  1. One connector at a time (1), pass the electrical harness (4, 3, 2) through the routing hole into the right side of the motor/actuator compartment.

    2. Object Number: 903805 Size: SH
  2. Route the connectors (3) under the cable drive tubes.

    3. Object Number: 903519 Size: SH
  3. Connect the harness (3, 5, 7, 8) to the appropriate motor/actuators.
  4. Secure the harness to the cable drive tubes with new tie straps.
  5. Use a new tie strap to secure the main body electrical harness to the lower C-pillar.

    6. Object Number: 903372 Size: SH
  6. Connect the harness connectors (1, 2, 3) to the main body harness.
  7. Install the center window (2). Refer to Sunroof Window Replacement .
  8. Install the headliner. Refer to Headlining Trim Panel Replacement .
  9. Perform the following initialization processes:
    10. • The sunroof rear window--Refer to Sunroof Rear Window Initialization Process .
    • The front window/sunshade--Refer to Sunroof Front Window/Sunshade Initialization Process .
    • The rear vent window sunshade--Refer to Sunroof Rear Window Initialization Process .
  10. Verify the correct operation of the sunroof.