Blazer 2WD V6-4.3L VIN X (2004)
Sunroof / Moonroof Motor: Service and Repair
Sunroof Motor/Actuator Synchronization (RPO Code CF5)
SUNROOF MOTOR/ACTUATOR SYNCHRONIZATION (ZRX/XTREME W/ CF5)
TIMING PROCEDURE
1. Open the window at least 2 inches from the front of the sunroof. If the sunroof will not open, refer to Sunroof Manual Operation (ZRX/XTREME
w/ CF5).
2. Remove the motor.
3. Place your hands on the front edge of the window and gently push both sides to the full open position. Take care to move both sides of the window
at the same time. Verify that the leading edge of the window panel is parallel with the rear edge of the sunroof mainframe.
4. Check the screws on the drive tube retainer plates (the gold colored screw located behind the motor block). If loose, check or re-insert the ends of
the cable drive and return the tubes into place. Apply Loctite(R) Blue, GM P/N 12345382 (Canadian P/N 10953489) or equivalent, to the screw
threads prior to installing the screw.
5. Install the motor.
6. Test the function of the sunroof through several cycles.
