Cardone 82-3427A Window Regulator - Front Left

Cardone Front Left Window Regulator

The Cardone 82-3427A window regulator is a new electric replacement for the front left door on select Mercedes-Benz C-Class models. Built to restore smooth window lift operation, it is engineered to address common OE design weaknesses that can contribute to premature motor wear.

Key Features

• 100% new window regulator for reliable electric window operation
• Guaranteed fit, form, and function for the listed applications
• Meets or exceeds OEM performance expectations
• OE design flaws are identified and corrected for longer service life
• Stand-alone regulator design for a cost-efficient repair
• Metal and plastic construction
• Installation instructions included
• Motor not included

Detailed Description

Cardone Window Regulator 82-3427A is engineered as a direct replacement for the front left power window system on 2006-2007 Mercedes-Benz C230, 2006-2007 Mercedes-Benz C280, and 2006-2007 Mercedes-Benz C350. This part is designed to maximize the value of the existing window lift motor by replacing the regulator assembly that often creates excess load when wear or original design issues develop. For Mercedes-Benz C230 window regulator replacement, Mercedes-Benz C280 front left window regulator service, or Mercedes-Benz C350 electric window repair, this part provides a focused repair solution with OE-style fitment.

The Cardone 82-3427A is a new, stand-alone regulator assembly that supports consistent window movement without requiring the motor to be replaced when it is still serviceable. This makes it a practical choice for restoring driver-side front window function on the listed Mercedes-Benz applications while keeping the repair targeted to the failed component.

This part cross-references Mercedes-Benz 2037203146 for the same application.

Common Problems It Can Solve

• Window glass that will not move up or down smoothly
• Slow, uneven, or binding front left window operation
• Excess strain on the power window motor
• Noisy or worn regulator mechanism inside the door
• Failure of the original regulator assembly on the listed Mercedes-Benz models

Installation Notes and Tips

Install on the front left door only for the listed vehicles. The package includes a window lift regulator and instruction sheet; mounting hardware and motor are not included. Verify the original part number and door configuration before installation, and inspect the window motor and tracks for wear before reassembly. Proper alignment during installation helps ensure smooth electric window operation.

Quality Assurance

Cardone engineers use updated design corrections to address known OE weaknesses and support long-lasting performance. This new regulator is built to deliver reliable operation and meet or exceed OEM performance for the specified Mercedes-Benz C230, C280, and C350 applications.