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 MANUALSCADILLAC2013CTS V, 2D COUPE, AUTOMATIC TRANSREPAIR AND DIAGNOSISBODY & FRAMEWINDOWSFIXED AND MOVEABLE WINDOW SYSTEMREPAIR INSTRUCTIONSREAR WINDOW REPLACEMENT (SEDAN/COUPE)INSTALLATION PROCEDURE
2013 Cadillac CTS V, 2D Coupe, Automatic Trans
Installation Procedure
2013 Cadillac CTS V, 2D Coupe, Automatic TransSECTION Installation Procedure
- Install the rear window into the opening.
- Connect the rear window defogger electrical connectors.
- Connect the rear window radio antenna, diversity antenna, and the television antenna. Refer to Radio Antenna Module Replacement (Wagon) , Radio Antenna Module Replacement (Sedan) , Radio Antenna Module Replacement (Coupe) , and Television Antenna Cable Replacement
- Check the radio and OnStar® system to verify reception.
- Close the rear compartment lid.
- Remove the double layer of masking tape around the perimeter of the painted surfaces and the interior trim.
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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.