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.
2017 Cadillac CTS Base, AWDFACTORY OEM SERVICE PROCEDURE
Section 249 (Sunroof System)
WARNING: This page is about a different car, the 2016 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic Wiring Diagrams
- Diagnostic Information and Procedures
- Repair Instructions
- Sunroof Air Deflector Replacement
- Sunroof Drain Inspection and Cleaning
- Sunroof Frame Replacement
- Sunroof Housing Front Drain Hose Replacement
- Sunroof Housing Rear Drain Hose Replacement
- Sunroof Opening Trim Finish Lace Replacement
- Sunroof Window Motor Replacement
- Sunroof Motor/Actuator Initialization/Teach Process
- Sunroof Sunshade Motor Replacement
- Sunroof Sunshade Replacement
- Sunroof Window Seal Replacement (Window to Roof)
- Sunroof Window Seal Replacement (Frame to Roof)
- Sunroof Window Seal Replacement (Rear)
- Sunroof Window Rear Seal Replacement (Trough Seal)
- Sunroof Sunshade Switch Replacement
- Sunroof Switch Replacement
- Sunroof Window Height and Opening Fit Adjustment
- Sunroof Window Replacement (Rear)
- Sunroof Window Replacement (Front)
- Description and Operation
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.