Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSPONTIAC2008GRAND PRIX BASEREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 167 (SUNROOF SYSTEM)REPAIR INSTRUCTIONSSUNROOF TRACK TIMING/SYNCHRONIZATION (PES)REMOVAL PROCEDURE
2008 Pontiac Grand Prix Base
Removal Procedure
2008 Pontiac Grand Prix BaseSECTION Removal Procedure
WARNING: This page is about a different car, the 2007 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
- Remove the headliner. Refer to Headlining Trim Panel Replacement .
- Disconnect the electrical connector from the motor/actuator.
- Remove the motor/actuator. Refer to Sunroof Motor/Actuator Replacement .
- Remove the screw that attaches the control module.
- Install a pin temporarily in the holes to hold the position while installing the drive motor.
- Remove the sunroof window. Refer to Sunroof Window Replacement .
- Manually slide the mechanism forward in the track until the mechanism reaches the hard stop.
- Push the cam assembly (2) forward until the timing hole (3) in the cam is aligned with the timing hole (4) in the lifter arm (1).
- Repeat this procedure for the opposite side.
IMPORTANT:
Both mechanisms should now be in the closed position.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.