Cardone 82-1056A Window Regulator - Rear Left

Rear Left Window Regulator for Power Windows

Restore smooth rear left window movement with this new Cardone window regulator, part number 82-1056A. It is built for electric window operation and is engineered to replace worn or failed regulator assemblies in select Cadillac, Chevrolet, and GMC trucks and SUVs.

Cardone’s Window Regulator line focuses on replacing the regulator assembly to reduce strain on the window lift motor and correct common OE design weaknesses. For vehicles such as the Chevrolet Silverado 1500 and GMC Sierra 1500, this approach helps return the window system to proper operation with a direct-fit replacement.

Key Features

• 100% new construction for reliable window lift operation
• Guaranteed fit, form, and function
• Meets or exceeds OEM performance expectations
• OE design flaws are identified and corrected for longer service life
• Stand-alone window lift regulator for a cost-efficient repair
• Electric window operation
• Rear left mounting position
• Installation instructions included

Detailed Product Overview

The Cardone 82-1056A window regulator is a metal and plastic assembly designed for rear left power window service. It is a new replacement part, not a remanufactured unit, and it is intended to restore consistent glass travel in vehicles that use an electric window system. This part cross-references Cadillac 15842438 and Chevrolet 20945140 for the same application.

Compatible With 2007-2014 Cadillac Escalade ESV, rear left; 2007-2014 Chevrolet Silverado 2500 HD, rear left; 2007-2014 Chevrolet Silverado 3500 HD, rear left; 2007-2014 Chevrolet Suburban 1500, rear left; 2007-2014 GMC Sierra 2500 HD, rear left; 2007-2014 GMC Sierra 3500 HD, rear left; 2007-2014 GMC Yukon XL 1500, rear left; 2007-2013 Cadillac Escalade EXT, rear left; 2007-2013 Chevrolet Avalanche, rear left; 2007-2013 Chevrolet Silverado 1500, rear left; 2007-2013 Chevrolet Suburban 2500, rear left; 2007-2013 GMC Sierra 1500, rear left; 2007-2013 GMC Yukon XL 2500, rear left; 2007-2011 Chevrolet Tahoe, rear left; and 2007-2011 GMC Yukon, rear left.

What It Helps Fix

• Window stuck in the up or down position
• Slow, uneven, or noisy window travel
• Binding or slipping regulator movement
• Excess strain on the window lift motor
• Failure caused by worn OE regulator components

Installation Notes and Tips

Verify rear left fitment by year, make, model, and power window configuration before installation. Transfer any required components from the original assembly if needed, and inspect the window motor, guides, and tracks for wear before reassembly. The package includes a window lift regulator and instruction sheet; mounting hardware and motor are not included.

Quality Assurance

Cardone engineers design this Window Regulator line to address original equipment weaknesses and deliver dependable performance at a lower replacement cost. The 82-1056A is built as a new replacement assembly for consistent operation in supported Cadillac, Chevrolet, and GMC applications.