WAI WMR5035LB Window Regulator - Rear Left

Rear Left Manual Window Regulator for Silverado and Sierra

Replace a worn or inoperative rear left window mechanism with the WAI WMR5035LB manual window regulator. This direct-fit body component is built for specific Chevrolet and GMC full-size truck applications from 2007-2013, including Silverado 1500, Silverado HD, Sierra 1500, and Sierra HD models.

• Manual window regulator for the rear left door
• Fits 2007-2013 Chevrolet Silverado 1500, rear left
• Fits 2011-2013 Chevrolet Silverado 2500, rear left
• Fits 2007-2013 Chevrolet Silverado 2500 HD, rear left
• Fits 2007-2013 Chevrolet Silverado 3500 HD, rear left
• Fits 2010-2013 Chevrolet Cheyenne, rear left
• Fits 2007-2013 GMC Sierra 1500, rear left
• Fits 2007-2013 GMC Sierra 2500 HD, rear left
• Fits 2007-2013 GMC Sierra 3500 HD, rear left

The WAI WMR5035LB is a manual window regulator for the rear left door on compatible Chevrolet Silverado and GMC Sierra trucks. It is specified for vehicles with manual window operation and is used to restore normal glass movement when the original regulator is worn, binding, or no longer holds the window in position. Part number WMR5035LB is a focused replacement for the listed truck applications.

Common Problems This Part Can Address

• Window glass that will not raise or lower smoothly
• Grinding, slipping, or binding during manual window operation
• A rear left window that drops inside the door
• Excessive play or uneven movement in the regulator mechanism
• Loss of consistent window positioning in the rear door

Installation Notes and Tips

Verify rear left manual-window fitment before ordering. Compare the original regulator layout, mounting points, and door configuration to the replacement part number WMR5035LB. Inspect the window glass guides, rollers, and door hardware during installation so the new regulator operates without added resistance.

Quality Assurance

WAI manufactures automotive electrical and body-related replacement parts for vehicle-specific applications. This part cross-references no additional part numbers in the provided data.