Dorman 748-577 Power Window Motor and Regulator Assembly - Front Left

Reliable Window Motor and Regulator Assembly for Jeep Liberty

The Dorman 748-577 window motor and regulator assembly is designed specifically for Jeep Liberty models, providing a direct replacement for your vehicle's power window system. Engineered with durable plastic gears and bolt attachment, this assembly ensures smooth window operation and reliable fitment.

Key Features of Dorman 748-577 Window Motor and Regulator

• Gear material constructed from durable plastic for consistent performance
• Bolt attachment type for secure and stable installation
• Includes both window motor and regulator for a complete assembly
• Installation instructions included to assist with proper setup
• Compatible specifically with Jeep Liberty models
• Mounting hardware not included, allowing use of existing fasteners
• Non-micro-controlled design without embedded logic for straightforward operation

Detailed Product Description

This Dorman window motor and regulator assembly (part number 748-577) is engineered to restore the power window function on Jeep Liberty vehicles. The plastic gear material balances durability with smooth operation, while the bolt attachment type ensures a secure fit within the door frame. The assembly includes both the regulator and motor, eliminating the need to source parts separately. Although mounting hardware is not included, the package comes with clear installation instructions to guide professional or experienced DIY installers through the replacement process. This part is designed without embedded logic controls, making it compatible with the standard electrical systems found in Jeep Liberty models.

Common Issues Addressed by This Window Motor and Regulator

• Power window failure due to motor burnout or wear
• Window regulator malfunction causing window misalignment or jamming
• Intermittent window operation or slow movement
• Noise or grinding sounds during window movement
• Complete window inoperability in Jeep Liberty vehicles

Installation Notes and Tips

• Verify compatibility with your Jeep Liberty model year before installation
• Use existing mounting hardware or source appropriate bolts as mounting hardware is not included
• Follow the included installation instructions carefully to avoid damage to door components
• Disconnect the vehicle battery before beginning installation to prevent electrical shorts
• Test window operation after installation to ensure proper function

Quality Assurance and Warranty Information

Dorman provides installation instructions with the 748-577 window motor and regulator assembly to support proper fitment and function. While mounting hardware is not included, the assembly is manufactured to meet OEM specifications for Jeep Liberty vehicles. Please consult Dorman’s warranty policy for coverage details related to this part.