Dorman 901-339 Door Window Switch - Front Left

OE-Style Power Window Switch Replacement

This Dorman door window switch restores power window control with a factory-style appearance and function. Built for direct replacement use, it is a practical choice for a Ford Crown Victoria, Ford F-150, Lincoln Mark LT, Mercury Grand Marquis, or other listed applications when the original switch fails.

Part number 901-339 is engineered for durability and simple plug-and-play installation, helping reduce downtime on the driver-side door control panel.

Key Features

• Black housing with an illuminated switch design
• Matches the appearance and function of the original vehicle switch
• Plastic housing with blade terminals
• Female connector and male terminal configuration
• Direct-fit electrical replacement for listed front left applications
• Vehicle-specific fitment for 2003-2008 Ford Crown Victoria, 2004-2008 Ford F-150, 2006-2008 Lincoln Mark LT, 2003-2008 Mercury Grand Marquis, 2003-2006 Ford Expedition, 2003-2004 Ford Grand Marquis, and 2003-2004 Mercury Marauder

Detailed Description

Dorman 901-339 is a door window switch replacement for the front left position on select Ford, Lincoln, and Mercury vehicles. It is built to match the original switch layout and operating feel, making it a direct solution for drivers needing a replacement power window control on a 2004-2008 Ford F-150, 2003-2008 Mercury Grand Marquis, or 2006-2008 Lincoln Mark LT. The illuminated design supports nighttime visibility, while the plug-and-play electrical connection simplifies replacement.

This part cross-references Standard Ignition DS-2158 and SKP SK901339 for the same application.

What It Helps Fix

• Nonresponsive driver-side window switch
• Intermittent power window operation
• Broken or worn switch contacts
• Dim or failed switch illumination
• Cracked or damaged original door switch assembly

Installation Notes and Tips

Compatible With front left door applications only on the listed vehicles. Verify the 5-button or multi-button switch layout and connector style before installation. This replacement uses a female connector, male blade terminals, and does not include a wiring harness, mounting hardware, or an instruction manual. For best results, compare the original switch face, connector, and door panel opening before swapping the part.

Quality Assurance

Dorman manufactures this switch as a direct replacement electrical component for the specified vehicle applications. The design focuses on OE-style appearance, functional match, and durable construction for routine door-window control service.