Dorman 901-252 HVAC Blower Fan Switch

HVAC Blower Fan Switch for Manual Controls

This Dorman HVAC blower fan switch restores manual fan-speed control for select Ford and Mercury vehicles. It is built to match the original switch’s appearance and function, with a twist-style, manual activation design and durable plastic housing for everyday use.

Part number 901-252 is a direct-fit style replacement for vehicles equipped with manual air conditioning controls, including Ford E-350 Super Duty, E-150, E-250, Econoline, Mustang, Taurus, and Mercury Sable applications.

Key Features

• Twist-style HVAC blower fan switch with manual activation
• Black housing for an OE-style appearance
• Plastic construction for dependable interior use
• 4-terminal blade design with female connector and male terminals
• Engineered to match the original switch’s function and fit
• Fits manual air conditioning control systems in select Ford and Mercury models

Product Details

Dorman 901-252 is an HVAC blower fan switch designed for vehicles that use manual climate controls. It is built to restore blower speed selection in the dash control assembly and is suited for a wide range of Ford van and passenger-car applications, including Ford E-350 Super Duty, E-150, E-250, Econoline, Mustang, Taurus, and Mercury Sable. This part cross-references select OE-style numbers such as E6DZ19986A and SW277 for the same application.

Common Problems This Switch Can Address

• Blower fan speeds that do not respond when the knob is turned
• Intermittent HVAC fan operation
• Worn or broken internal switch contacts
• Loose or damaged switch terminals
• Loss of manual control over cabin airflow

Installation Notes and Tips

Verify that the vehicle uses manual air conditioning controls before ordering. Confirm connector style, terminal count, and switch layout against the original unit before installation. This part uses blade terminals and a twist-style interface, so the existing control panel and wiring must match the original configuration.

Quality Assurance

Dorman designs this blower motor switch to match the appearance and function of the original component on specified applications. It is manufactured with quality materials for reliable performance and durability in daily HVAC use.

Fitment

• Fits 2021-2025 Ford E-350 Super Duty, w/Manual Air Conditioning Controls
• Fits 1999-2019 Ford E-350 Super Duty, Compatible with vehicles equipped with manual air conditioning controls.
• Fits 2002-2014 Ford E-150, Compatible with vehicles equipped with manual air conditioning controls.
• Fits 2003-2014 Ford E-250, Compatible with vehicles equipped with manual air conditioning controls.
• Fits 2010-2014 Ford Econoline Van, Compatible with vehicles equipped with manual air conditioning controls.
• Fits 2010-2014 Ford Econoline Wagon, Compatible with vehicles equipped with manual air conditioning controls.
• Fits 2007-2008 Ford E-150 Econoline, Compatible with vehicles equipped with manual air conditioning controls.
• Fits 1997-2002 Ford E-150 Econoline, Compatible with vehicles equipped with manual air conditioning controls.
• Fits 2007-2008 Ford E-350 Econoline, Compatible with vehicles equipped with manual air conditioning controls.
• Fits 1997-2000 Ford E-350 Econoline, Compatible with vehicles equipped with manual air conditioning controls.
• Fits 1999-2006 Ford Econoline, Compatible with vehicles equipped with manual air conditioning controls.
• Fits 2003-2005 Ford E-150 Club Wagon, Compatible with vehicles equipped with manual air conditioning controls.
• Fits 2002-2005 Ford E-350 Club Wagon, Compatible with vehicles equipped with manual air conditioning controls.
• Fits 1997-2002 Ford E-150 Econoline Club Wagon, Compatible with vehicles equipped with manual air conditioning controls.
• Fits 1997-2002 Ford E-250 Econoline, Compatible with vehicles equipped with manual air conditioning controls.
• Fits 1997-2002 Ford E-350 Econoline Club Wagon, Compatible with vehicles equipped with manual air conditioning controls.
• Fits 1992-1997 Ford Aerostar, Compatible with vehicles equipped with manual air conditioning controls.
• Fits 1987-1993 Ford Mustang, Compatible with vehicles equipped with manual air conditioning controls.
• Fits 1986-1991 Ford Taurus, Compatible with vehicles equipped with manual air conditioning controls.
• Fits 1986-1991 Mercury Sable, Compatible with vehicles equipped with manual air conditioning controls.