Dorman 742-278 front left window motor for the 2005-2009 Ford Mustang moves the window glass up and down. When a factory power window motor fails, the cause is often electronic, and fitting the same design may invite a repeat repair.
- Dorman OE FIX line with upgraded electronics for greater processing power and faster response times
- Electronics built to protect against voltage spikes, heat-related failures and motor stall conditions
- Printed circuit board coated with a special resin that resists moisture, dust and other contaminants
- Tested to meet federal motor vehicle anti-pinch standards
Quick facts
- Part: Dorman 742-278 window motor
- Also called: power window motor
- Fits: 2005-2009 Ford Mustang
- Position: Front left
- Condition: New
A window that moves slowly, stops partway or will not move can mean this motor is worn, though the window switch or the window regulator can be behind the same signs, so find the cause before replacing the motor. The front left of the 2005-2009 Ford Mustang takes one motor, and the front right is ordered as its own part.
Fits
This front left window motor is a direct-fit replacement for the 2005-2009 Ford Mustang.
Specifications
Fit and size
- Position: Front left
- Quantity per vehicle: 1
- Connection: Plug-in
Build and materials
- Condition: New
- Window lift gear: included
- Federal motor vehicle safety standards (FMVSS): compliant
- Country of origin: China
In the box
One window motor. The regulator, mounting hardware and wiring harness are not included, so plan on new mounting hardware, as the old pieces may not be reusable.
Installation notes
- Proprietary software handles calibration, with no special tools or skills required.
Interchange: 42-3070
83246 · 823070 · WLM3014 · 6R3Z6323395A
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
83246, 42-3070, 823070, 423070, WLM3014, 6R3Z6323395A
Frequently Asked Questions
Is this a window motor for the 2005-2009 Ford Mustang?
Yes. Dorman 742-278 is a front left window motor for the 2005-2009 Ford Mustang. The front right side takes a separate part.
What does the Dorman window lift motor come with?
Dorman 742-278 is the window motor with its window lift gear. The regulator, mounting hardware and wiring harness are not included.
Is the Dorman window motor a plug-in unit?
Yes. This window motor connects through a plug-in connector, so it is not hardwired.
Do I need special tools to calibrate this window motor?
No. The motor's proprietary software helps ensure fast, simple calibration, and no special tools or skills are required.
Does this window motor meet anti-pinch standards?
Yes. Dorman 742-278 was tested to meet federal motor vehicle anti-pinch standards and is listed as FMVSS compliant.
