Four Seasons 35708 HVAC Blower Control Switch

Four Seasons 35708 Selector Switch Overview

The Four Seasons Selector Switch 35708 is an HVAC blower control switch built for manual lever-operated heating and air conditioning systems. It uses a rectangular male connector, three terminals, and a steel construction to match the electrical and mechanical requirements of the original blower control setup.

Compatible With 1974-1980 Dodge Ramcharger and other classic Dodge truck and van applications, this Four Seasons 35708 blower switch is a direct-fit replacement for vehicles that use a lever-style HVAC selector. It meets or exceeds OEM requirements and is cross-referenced to common replacement numbers for the same application.

Key Features

• HVAC blower control switch for selector-style operation
• Male rectangular connector with 3 terminals
• Steel construction for durable service
• Male fitting with 3/8 in. - 24 thread
• Meets or exceeds OEM specifications
• Four Seasons Selector Switch line replacement

Product Details

Four Seasons part number 35708 is a blower switch used in HVAC systems that rely on a manual lever control. The Selector Switch product line focuses on replacement electrical controls for heating and cooling systems, and this unit is built to restore proper blower speed selection in older Dodge platforms. This part cross-references Gates 33948 and Bosch H753 for the same application.

Fits 1975-1980 Dodge D100, manual lever control HVAC blower switch; Fits 1977-1980 Dodge D150, HVAC blower control switch with lever and connector; Fits 1975-1980 Dodge D200, manual lever control HVAC blower switch; Fits 1975-1980 Dodge D300, HVAC blower control switch with lever and connector; Fits 1979-1980 Dodge D50, selector switch; Fits 1974-1980 Dodge Ramcharger, HVAC blower control switch with lever and connector; Fits 1977-1980 Dodge W150, HVAC blower control switch with lever and connector; Fits 1975-1980 Dodge W200, manual lever control HVAC blower switch; Fits 1975-1980 Dodge W300, HVAC blower control switch with lever and connector; Fits 1975-1977 Dodge B100, selector switch; Fits 1975-1977 Dodge B200, selector switch; Fits 1975-1977 Dodge B300, selector switch; Fits 1975-1977 Dodge W100, HVAC blower control switch with lever and connector.

Common Issues This Part Can Address

• Blower speeds that do not change when the selector is moved
• Intermittent HVAC fan operation
• Worn or damaged switch contacts in the dash control
• Loose or failing connector engagement at the switch
• Loss of manual control over the heater and A/C blower motor

Installation Notes

Verify connector shape, terminal count, and thread size before installation. Confirm vehicle year, make, and model against the listed fitment for Dodge D100, D150, D200, D300, D50, Ramcharger, W150, W200, W300, B100, B200, B300, and W100 applications. Inspect the lever linkage and wiring connector condition during replacement to ensure proper blower speed selection after installation.

Quality Assurance

Four Seasons 35708 is listed as meeting or exceeding OEM requirements, making it a specification-based replacement for factory HVAC blower control service. The steel construction and OE-style connector layout support consistent fitment in the listed Dodge applications.