Get your driver-side glass moving smoothly again with the Dorman - OE Solutions Window Motor 742-278, a front left power window smart motor that drops in as a direct-fit replacement for the 2005-2009 Ford Mustang (see the Buyer's Guide tab for engine details). When a factory smart motor fails from damage, normal wear and tear or collision impact, this OE FIX upgrade is designed to help restore all original power window functionality.
- Improved design: upgraded electronics and PCB protection deliver higher performance and guard against voltage spikes, heat-related failures and motor stall conditions.
- Moisture resistance: the printed circuit board (PCB) is coated with a special resin that resists moisture, dust and other contaminants to help extend service life.
- Anti-pinch tested: engineered and tested to meet federal motor vehicle anti-pinch standards.
- Seamless installation: proprietary software helps ensure fast, simple calibration with no special tools or skills required.
Backed by a team of product experts in the United States and more than a century of automotive experience.
Interchange: 42-3070
423070 · 83246 · 823070 · WLM3014 · 6R3Z6323395A
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What vehicles does this window motor fit?
It is a direct-fit replacement for the 2005-2009 Ford Mustang. Check the Buyer's Guide tab to confirm the fit for your specific vehicle.
What position is this motor for?
This is the front left (driver-side) power window smart motor.
Does it require special tools to install?
No. Its proprietary software helps ensure fast, simple calibration with no special tools or skills required.
How is this different from the original smart motor?
It features upgraded electronics and PCB protection for better defense against voltage spikes, heat-related failures and motor stall conditions.
Does it meet anti-pinch safety requirements?
Yes. It has been engineered and tested to meet federal motor vehicle anti-pinch standards.
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