Standard Ignition DWS-138 Door Window Switch - Front Right or Rear

OE-Style Power Window Switch Replacement

Restore power window control with this direct-fit door window switch from Standard Ignition. Built to OE specifications, DWS-138 is made for a precise fit and dependable electrical performance in select Ford, Lincoln, and Mercury applications.

For drivers searching for a Ford F-150 power window switch replacement, a Crown Victoria rear window switch, or a Grand Marquis front right switch, this part number provides a focused OE-style solution.

Key Features

• Direct-fit OE-replacement door window switch
• Functions as a power window switch
• Copper alloy conductors for strong electrical conductivity and reduced resistive loss
• Female connector with 5 male blade terminals
• Robust construction for service use
• Manufactured to OE specification for fit, form, and function

Product Details

Standard Ignition DWS-138 is a door window switch designed to restore power window operation when the original switch fails, becomes intermittent, or loses electrical contact. The switch uses copper alloy conductors to support stable current flow, while the OE-spec design helps ensure proper integration with the vehicle’s factory wiring and mounting points. This part number is commonly selected for Ford F-150, Crown Victoria, Grand Marquis, Expedition, Mark LT, Marauder, and F-150 Heritage applications.

This part cross-references Dorman - OE Solutions 901-324 for the same application.

What It Helps Fix

• Inoperative power window switch response
• Intermittent window operation from worn internal contacts
• Slow or inconsistent electrical signal to the window circuit
• Broken or degraded switch function in the door panel
• Replacement needs after switch housing or terminals wear out

Installation Notes and Tips

Verify connector style, terminal count, and vehicle position before installation. This DWS-138 switch uses a female connector, 5 male blade terminals, and is listed for rear, front right, and liftgate applications depending on vehicle. Confirm the exact position on your Ford Crown Victoria, Ford F-150, Ford Expedition, Lincoln Mark LT, Mercury Grand Marquis, or Mercury Marauder before ordering.

• Fits 2004-2008 Ford Crown Victoria, rear
• Fits 2003-2008 Ford Crown Victoria, front right
• Fits 2004-2008 Ford F-150, front right
• Fits 2004-2008 Ford F-150, rear
• Fits 2006-2008 Lincoln Mark LT, rear
• Fits 2006-2008 Lincoln Mark LT, front right
• Fits 2004-2008 Mercury Grand Marquis, rear
• Fits 2003-2008 Mercury Grand Marquis, front right
• Fits 2004-2006 Ford Expedition, rear
• Fits 2003-2006 Ford Expedition, front right
• Fits 2004 Ford F-150 Heritage, front right
• Fits 2004 Mercury Marauder, rear
• Fits 2003-2004 Mercury Marauder, front right
• Fits 2003 Ford Expedition, liftgate

Quality Assurance

Standard Ignition manufactures switches with complete quality control throughout the production process and builds each unit to OE specification for consistent fit, form, and function.