GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2003
🢒
Envoy - 4WD
🢒
Body and Accessories
🢒
Roof
🢒 Sunroof Track Timing/Synchronization
Removal Procedure
Place the module in the full open position.
Remove the headliner. Refer to
Headlining Trim Panel Replacement
in Interior Trim.
Disconnect the electrical connector from the motor/actuator.
Remove the motor. Refer to
Sunroof Motor/Actuator Replacement
.
Push the window guides rearward on the track until the guides are positioned against the rear hard stop.
Installation Procedure
Install the motor. Refer to
Sunroof Motor/Actuator Replacement
.
Connect the electrical connector to the motor/actuator.
Install the headliner. Refer to
Headlining Trim Panel Replacement
in Interior Trim.
Perform the Initialization/Teach Procedure. Refer to
Sunroof Motor/Actuator Initialization/Teach Process
.
Verify the operation of the sunroof.