Dorman 741-442 Power Window Motor and Regulator Assembly - Front Left

Reliable Window Motor and Regulator Assembly for GM Trucks and SUVs

The Dorman 741-442 window motor and regulator assembly is designed to restore smooth and efficient window operation for select Cadillac, Chevrolet, and GMC vehicles. Engineered with a plastic gear and bolt attachment type, this assembly provides a direct replacement solution for models including the Chevrolet Silverado and GMC Sierra series.

• Includes both window motor and regulator for complete replacement
• Durable plastic gear material designed for consistent performance
• Bolt attachment type ensures secure mounting
• Compatible with multiple GM trucks and SUVs such as Chevrolet Avalanche and Cadillac Escalade
• Does not include mounting hardware or installation instructions

Product Details and Specifications

The Dorman 741-442 assembly features a plastic gear that balances durability with smooth operation, reducing wear over time. The bolt attachment type allows for a secure fitment in the window frame, ensuring reliable function. This assembly includes the regulator, eliminating the need to source separate components. While mounting hardware and installation instructions are not included, the design matches OEM specifications for a straightforward replacement process. This part is micro-controlled logic free, focusing on mechanical reliability without embedded electronics.

Compatible Vehicles and Applications

This window motor and regulator assembly is compatible with a range of GM vehicles, including:

• Cadillac Escalade, Escalade ESV, and Escalade EXT
• Chevrolet Avalanche, Silverado 1500, 2500, 2500 HD, 3500, and 3500 HD
• GMC Sierra 1500, 2500 HD, 3500 HD, Cheyenne
• Suburban 1500, Suburban 2500, Tahoe
• Yukon, Yukon XL 1500, Yukon XL 2500

Common Issues Addressed by This Assembly

• Window failing to move up or down smoothly
• Intermittent or no response from power window switch
• Grinding or unusual noises during window operation
• Window stuck in one position due to regulator failure
• Loose or unstable window glass movement

Installation Notes and Tips

Installation requires removal of the door panel and disconnection of the existing window motor and regulator. Since mounting hardware and instructions are not included, it is recommended to have basic mechanical knowledge or consult a repair manual specific to your vehicle model. Use appropriate tools to avoid damage to the plastic gear and ensure all bolts are securely tightened. Testing window operation before reassembling the door panel is advised to confirm proper installation.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit and function. The 741-442 window motor and regulator assembly undergoes quality checks to ensure durability and reliable performance. Warranty coverage details should be confirmed at the point of purchase, as they may vary by distributor.