Four Seasons 20017 HVAC Blower Control Switch

HVAC Blower Control Switch Overview

The Four Seasons Selector Switch 20017 is an HVAC blower control switch built for direct blower speed selection in vehicle climate systems. It uses a male rectangular connector, 5 terminals, and a 20 amp amperage rating to support reliable electrical control in the HVAC circuit.

Four Seasons Selector Switch line components are focused on replacement control parts for heating and air conditioning systems, making this switch a practical choice for restoring blower operation in automotive HVAC service.

Key Features

• HVAC blower control switch for selector-style blower operation
• 20 amp amperage rating for electrical load handling
• Male rectangular connector for straightforward harness connection
• 5-terminal design for blower speed circuit control
• Meets or exceeds OEM requirements
• Four Seasons part number 20017 for catalog and service reference

Detailed Product Description

Four Seasons 20017 is a blower selector switch used in HVAC control assemblies to manage fan speed selection through the vehicle’s electrical system. The switch is built with a rectangular male connector and five terminals, matching common blower control layouts used in automotive heating and air conditioning repair. As an OEM-level replacement, it is intended for technicians and owners servicing blower control faults in vehicles such as Ford F-150 and Chevrolet Silverado applications where HVAC switch replacement is required.

This part cross-references Baldwin 20017 for the same application. The Four Seasons 20017 part number is also commonly searched alongside related service references when replacing a failed blower switch in automotive HVAC systems.

What It Helps Fix

• Blower motor stuck on one speed
• No response from the HVAC fan selector
• Intermittent blower speed operation
• Worn or damaged switch contacts
• Electrical connection issues at the HVAC control panel

Installation Notes and Tips

Verify connector shape, terminal count, and amperage rating before installation. Match the existing HVAC control layout and inspect the harness terminals for heat damage or corrosion before connecting the new switch. Confirm vehicle-specific fitment by year, make, model, and position before service. For search relevance, this part is often referenced in Ford F-150 and Chevrolet Silverado HVAC blower switch replacement work, and the 20017 selector switch should be matched to the original control configuration.

Quality Assurance

This Four Seasons HVAC blower control switch meets or exceeds OEM requirements for replacement use. It is built to support dependable blower circuit control in automotive HVAC service.