Dorman 748-172 Power Window Motor and Regulator Assembly - Front Left

Dorman 748-172 Window Motor and Regulator

Restore front left window operation on select Chevrolet Impala and Impala Limited models with this Dorman OE FIX window motor and regulator assembly. Part number 748-172 uses a redesigned cable reel housing to better control cable movement, addressing a common cause of binding as the original regulator cable deforms over time.

• OE FIX replacement for the window regulator and motor assembly
• Redesigned cable reel housing helps constrain cable movement for more consistent operation
• Plastic gear material
• Bolt-on attachment type
• Regulator included for a complete service assembly
• Compatible with front left applications on select Chevrolet Impala and Impala Limited vehicles

Fitment Details

• Fits 2014-2016 Chevrolet Impala Limited, front left.
• Fits 2006-2013 Chevrolet Impala, front left.

How This Assembly Helps

This window motor and regulator assembly is used to replace a worn or binding front left power window mechanism. It is a direct-fit service part for Chevrolet Impala and Chevrolet Impala Limited models where the original regulator may no longer move the glass smoothly.

• Window binds, slows down, or stops during operation
• Broken or deformed regulator cable causes uneven movement
• Noisy window travel from worn internal components
• Power window failure on the front left door
• Need to replace the regulator and motor assembly together

Installation Notes

Mounting hardware is not included. Installation instructions are not included. Verify door-side fitment before installation and transfer any required vehicle-specific components as needed. This assembly uses a bolt attachment style for service replacement on the listed applications.

Quality Assurance

Dorman engineered this OE FIX design to address a known failure point in the original equipment regulator by improving cable control within the reel housing. This part cross-references ACI 384122 for the same application.