Four Seasons 35930 Engine Cooling Fan Switch

Reliable Engine Cooling Fan Switch for GM Vehicles

The Four Seasons Temperature Switch 35930 is engineered to maintain optimal engine temperature by controlling the cooling fan operation. Designed for select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models, this engine cooling fan switch ensures precise fan activation and deactivation based on temperature thresholds.

• Connector Color: Black with a round shape for secure connection
• Single terminal male connector for straightforward installation
• Brass material construction for durability and corrosion resistance
• Engine-mounted fitting with 3/8" pipe thread size (43/64" x 18)
• Temperature activation at 230°F and deactivation at 220°F
• Meets or exceeds OEM specifications for reliable performance
• Compatible with various GM models including Camaro, Corvette, Bonneville, and more

About the Four Seasons Temperature Switch Product Line

The Four Seasons Temperature Switch line focuses on precision temperature control components for engine cooling systems. This product line is designed to provide accurate fan switch operation, helping maintain engine temperature within manufacturer specifications. The 35930 switch is part of this line, offering dependable temperature-based fan control for a range of GM vehicles.

Detailed Product Description

The Four Seasons 35930 engine cooling fan switch features a black, round male connector with a single terminal, ensuring a secure and reliable electrical connection. Its brass construction offers resistance to corrosion and wear, suitable for engine-mounted applications. The switch thread size is 3/8" pipe (43/64" x 18), fitting directly into the engine block or cooling system housing. It activates the cooling fan at 230°F and turns it off at 220°F, maintaining efficient engine temperature regulation. This switch is compatible with multiple GM makes and models, including Buick LeSabre, Cadillac DeVille, Chevrolet Camaro, Oldsmobile Cutlass, and Pontiac Firebird, among others.

Common Applications and Issues Addressed

• Prevents engine overheating by activating the cooling fan at the correct temperature
• Ensures cooling fan turns off to avoid unnecessary power consumption
• Replaces faulty or worn temperature switches causing erratic fan operation
• Restores proper engine temperature regulation in Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac vehicles
• Helps maintain engine performance and longevity by preventing thermal stress

Installation Notes and Tips

• Ensure the engine is cool before removing the old switch to avoid burns
• Verify the thread size and connector type match the vehicle’s specifications
• Use appropriate thread sealant if recommended by the vehicle manufacturer
• Check electrical connections for corrosion or damage before installation
• Test the switch operation after installation by monitoring fan activation at specified temperatures

Quality Assurance and Warranty

The Four Seasons Temperature Switch 35930 meets or exceeds OEM standards, ensuring reliable performance and durability. Manufactured with high-quality brass and designed for engine-mounted applications, this switch is built to withstand demanding operating conditions. While specific warranty details may vary, Four Seasons products typically include coverage against defects in materials and workmanship to provide confidence in your purchase.