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

OE Fix Window Motor and Regulator

This Dorman window motor and regulator assembly is built for the front left door on select Jeep Liberty models. It addresses a common OE failure point by using a redesigned cable reel housing that helps keep the cable constrained for steadier window movement. Part number 748-577 is a direct-fit replacement for the specified application.

• Window motor and regulator assembly for the front left position
• Redesigned cable reel housing helps reduce cable deformation-related binding
• Plastic gear material
• Bolt-on attachment type
• Installation instructions included
• Regulator included
• 2-pin connector application with one-touch down function

Application Details

Compatible with 2008-2013 Jeep Liberty, front left, with one-touch down and a 2-pin connector. This Dorman 748-577 assembly is intended for drivers replacing a worn or binding window regulator on a Jeep Liberty and looking for an OE-style repair with updated internal cable support. It cross-references ACI 384442 for the same application.

What It Helps Fix

• Window glass that moves slowly or stops partway
• Binding or jerky window travel
• Noisy operation from a worn regulator assembly
• Failure of the original cable regulator mechanism
• Loss of one-touch down function on the front left window

Installation Notes

Verify the vehicle uses a front left, 2-pin connector setup with one-touch down before installation. Bolt mounting simplifies replacement, and the included instructions provide application-specific guidance. Confirm connector style and door configuration on the Jeep Liberty before beginning the repair. Part number 748-577 should be matched to the vehicle’s original equipment layout for proper fit.

Quality Assurance

Dorman OE FIX parts are engineered to address known failure points in original equipment designs with revised construction for improved function in the targeted application. This assembly is built for the 2008-2013 Jeep Liberty front left window system and follows the OE-style replacement format for a direct repair.