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 2WD V8-6.2LREPAIR AND DIAGNOSISWINDOWS AND GLASSWINDOWSWINDOW REGULATORSERVICE AND REPAIR
2013 GMC Sierra Denali 2WD V8-6.2L
Window Regulator: Service and Repair
2013 GMC Sierra Denali 2WD V8-6.2LSECTION Service and Repair
Rear Sliding Window Regulator 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.
Note:
When removing the tension from the cables, depress and hold spring on the regulator to remove tension from the cable before releasing the pulley from the frame. Once the pulley has been released, the spring can then be released.
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.
Installation Procedure
1. Install the regulator (1) and cables (2) to vehicle.
2. 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.
3. Install the regulator (2) to the motor/module.
Caution:
Refer to Fastener Caution Fastener Caution.
4. Install the screw (1) to the motor/module.
Tighten nuts to 5 Nm (44 lb in).
Note:
When removing the tension from the cables, depress and hold spring on the regulator to remove tension from the cable before locking the pulley into the frame. Once the pulley has been locked, the spring can then be release.
5. 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).
6. Install the regulator cables (2) to the retainers (1) across the bottom edge of the window frame.
7. Install the rear sliding window pulley covers (2) to the pulley (3), clip the tabs (1) in place.
8. Install the rear sliding window stops (1) in place and fully seated.
9. Cycle the rear sliding window to the fully closed position.
10. 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).
11. Inspect the rear sliding window for proper operation.
12. Clean the window.
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.