Dorman 741-644 Power Window Motor and Regulator Assembly - Front Left

Reliable Window Motor and Regulator Assembly for GM Trucks and SUVs

The Dorman 741-644 window motor and regulator assembly is designed to restore smooth and dependable power window operation in select Cadillac, Chevrolet, and GMC vehicles. Engineered with a plastic gear and bolt attachment type, this assembly provides a direct replacement for your vehicle's original window regulator system.

• Includes both window motor and regulator for complete replacement
• Plastic gear material designed for consistent performance
• Bolt attachment type for secure mounting
• Compatible with multiple GM full-size trucks and SUVs
• Does not include mounting hardware or installation instructions

Product Details and Compatibility

This window motor and regulator assembly (part number 741-644) is compatible with a wide range of GM vehicles including Cadillac Escalade, Escalade ESV, Escalade EXT; Chevrolet Avalanche 1500 and 2500, Silverado 1500, 2500, and 3500 series (including Classic and HD models), Suburban 1500 and 2500, Tahoe; and GMC Sierra 1500, 2500, and 3500 series (including Classic and HD models), Yukon, Yukon XL 1500, and Yukon XL 2500. The assembly features a plastic gear that balances durability with smooth operation and uses a bolt attachment type for secure installation. Note that mounting hardware and installation instructions are not included in the package.

Common Applications and Problem Resolution

• Restores power window function when the window motor fails
• Replaces worn or damaged window regulator components causing window misalignment or jamming
• Eliminates window noise or slow movement due to faulty regulator assembly
• Addresses issues with windows that do not stay in position or fall down
• Solves intermittent or non-responsive power window operation

Installation Notes and Tips

Installation requires removal of the door panel and disconnection of the existing window motor and regulator assembly. Since mounting hardware and installation instructions are not included, it is recommended to retain original hardware or source compatible bolts. Proper alignment of the regulator during installation is critical to ensure smooth window operation. Professional installation or consultation of a vehicle-specific repair manual is advised for best results.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 741-644 window motor and regulator assembly undergoes quality checks to ensure reliable operation. While specific warranty details are not provided here, Dorman typically offers limited warranties on their replacement parts. Verify warranty terms with the product documentation or supplier.