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 MANUALSGMC2013SIERRA DENALI AWD V8-6.2LREPAIR AND DIAGNOSISWINDOWS AND GLASSWINDOWSSERVICE AND REPAIRREAR SLIDING WINDOW REPLACEMENT
2013 GMC Sierra Denali AWD V8-6.2L
Rear Sliding Window Replacement
2013 GMC Sierra Denali AWD V8-6.2LSECTION Rear Sliding Window Replacement
Rear Sliding Window Replacement
Removal Procedure
Note:
The new rear sliding window regulator and cables are serviced as an assembly.
1. Cycle the rear sliding window to the halfway position.
2. Remove the rear lower garnish molding. Refer to Rear Window Lower Garnish Molding Replacement (Regular Cab) Rear Window Lower Garnish Molding Replacement (Regular Cab)Rear Window Lower Garnish Molding Replacement (Ext Cab/Crew Cab w/A48) Rear Window Lower Garnish Molding Replacement (Ext Cab/Crew Cab w/A48)Rear Window Lower Garnish Molding Replacement (Ext Cab/Crew Cab w/o A48) Rear Window Lower Garnish Molding Replacement (Ext Cab/Crew Cab w/o A48).
Note:
Use a suitable tool to lift upward on the rear sliding window stops (1) to remove.
3. Remove the rear sliding window stops (1).
Note:
Use a suitable tool to release the tabs (1) from the rear sliding window pulley (3).
4. Remove the rear sliding window pulley covers (2).
5. Remove the regulator cables (2) from the retainers (1) located across the bottom edge of the window frame.
6. Remove the screw (1) from regulator (2).
7. Remove the regulator (2) from the motor/module.
8. Remove the pulley (1) from the frame.
1. Lift the end of the tabs (2) out of the window frame (3).
2. Turn upward to release the pulley (1) from the frame (3).
9. Remove the cable ends (1) from the window guide (2) at each end of the window.
10. Remove the regulator (1) and cables (2) from the vehicle.
11. Remove the rear sliding window catch screws (1), catch, gasket (2) and nuts (3).
12. Slide the window all the way to the left (driver side).
13. Release the window from the upper frame, by push downward on the window.
14. Remove the rear sliding window (4) from the frame.
Installation Procedure
1. Install the rear sliding window (4) to the frame.
2. Align the window to the upper and lower frame, push down the window and then pull upward locking the window in the frame.
3. Slide the window all the way to the right (passenger side).
Caution:
Refer to Fastener Caution Fastener Caution.
4. Install the rear sliding window catch screws (1), catch, gasket (2) and nuts (3).
Tighten the nuts to 3 Nm (27 lb in).
5. Slide window by hand, back and forth in the window frame to ensure proper operation before installing the regulator to the motor.
6. Install the window to the halfway position.
7. Install the regulator (1) and cables (2) to vehicle.
8. Install the cable ends (1) to the window guide (2) at each end of the window.
Note:
When installing the regulator (2) align the gear to the motor drivegear before installing the screw.
9. Install the regulator (2) to the motor/module.
10. Install the screw (1) to the motor/module.
Tighten nuts to 5 Nm (44 lb in).
11. Install the rear sliding window pulley (1).
1. Align the tabs (2) on the pulley (1) with the notch in the frame (3).
2. Turn the pulley downward, locking the pulley into the frame (3).
12. Install the regulator cables (2) to the retainers (1) across the bottom edge of the window frame.
13. Install the rear sliding window pulley covers (2) to the pulley (3), clip the tabs (1) in place.
14. Install the rear sliding window stops (1) until fully seated.
15. Cycle the rear sliding window to the fully closed position.
16. Install the lower garnish molding. Refer to Rear Window Lower Garnish Molding Replacement (Regular Cab) Rear Window Lower Garnish Molding Replacement (Regular Cab)Rear Window Lower Garnish Molding Replacement (Ext Cab/Crew Cab w/A48) Rear Window Lower Garnish Molding Replacement (Ext Cab/Crew Cab w/A48)Rear Window Lower Garnish Molding Replacement (Ext Cab/Crew Cab w/o A48) Rear Window Lower Garnish Molding Replacement (Ext Cab/Crew Cab w/o A48).
17. Inspect the rear sliding window for proper operation.
18. Clean the window.
RENDER: 1.0x
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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.