TrailBlazer 4WD L6-4.2L VIN S (2002)
Sunroof / Moonroof Motor: Service and Repair
POWER SUNROOF MOTOR REPLACEMENT
REMOVAL PROCEDURE
1. Lower the headliner. Refer to Headliner Replacement (Trailblazer EXT, Envoy XL) or Headliner Replacement (Trailblazer, Envoy, Bravada) in
Interior Trim.
2. Remove the tie strap that retains the white connector to the drive cable tube sunroof motor wiring harness.
3. Disconnect the sunroof motor wiring harness electrical connector.
4. Remove the screws (1) which retain the sunroof motor (2) to the sunroof assembly.
5. Remove the sunroof motor (2) from the sunroof assembly.
INSTALLATION PROCEDURE
1. Align the splines on the sunroof motor shaft with the drive gear on the sunroof assembly.
2. Install the sunroof motor (2) to the mounting bracket, ensuring that the sunroof motor is fully seated.
NOTE: Refer to Fastener Notice in Service Precautions.
3. Install the screws (1) that retain the sunroof motor (2) to the mounting bracket.
Tighten
Tighten the sunroof motor screws to 3 N.m (27 lb in).
4. Connect the sunroof motor wiring harness electrical connector.
5. Install the tie strap retaining the sunroof motor wiring harness.
6. Install the headliner.