Four Seasons 37270 HVAC Blower Motor Resistor Harness

Harness Connector for HVAC Blower Motor Resistor

Four Seasons 37270 is a harness connector for HVAC blower motor resistor service on select Ford and Mercury vehicles. It uses a rectangular connector shape with a male housing and female terminals for a direct electrical interface in the blower motor resistor circuit.

Key Features

• Brand: Four Seasons Harness Connector line
• Part number: 37270
• HVAC blower motor resistor harness connector application
• Male connector body with female terminals
• 4-terminal rectangular connector design
• Connector type: harness connector

Product Details

This Four Seasons harness connector is built for HVAC wiring repair where the blower motor resistor connection has heat damage, corrosion, or terminal wear. The rectangular 4-terminal layout supports a secure electrical connection in the blower motor resistor harness, helping restore proper circuit continuity on vehicles such as the Ford Focus, Ford Transit Connect, Ford Contour, Mercury Cougar, and Mercury Mystique. Four Seasons 37270 is also cross-referenced to Hayden 776 for the same application.

The Four Seasons Harness Connector product line focuses on replacement electrical connectors used in climate control and HVAC service. For technicians and DIY repairs, this part number 37270 provides a serviceable connector solution when the original plug is no longer making reliable contact.

Vehicle Fitment

• Fits 2010-2013 Ford Transit Connect, Harness Connector
• Fits 2011 Ford Focus, Harness Connector
• Fits 2000-2007 Ford Focus, Harness Connector
• Fits 1999-2002 Mercury Cougar, Harness Connector
• Fits 1995-2000 Ford Contour, Harness Connector
• Fits 1995-2000 Mercury Mystique, Harness Connector

Common Repair Uses

• Broken or heat-damaged blower motor resistor connector
• Intermittent HVAC blower operation caused by poor terminal contact
• Corroded or loose wiring connection at the resistor harness
• Electrical repair after melted or brittle connector housing
• Restoring blower motor resistor circuit continuity

Installation Notes and Quality Assurance

Match the connector shape, terminal count, and terminal gender before installation. Inspect the mating resistor and harness side for heat damage or corrosion so the replacement connector seats properly and maintains a stable electrical connection. Four Seasons 37270 is a direct-fit style harness connector for the listed applications.

Quality assurance is supported by the Four Seasons brand’s HVAC replacement parts focus, with this connector specified for select Ford and Mercury blower motor resistor harness applications.