OE Quality
60-Day Returns

Four Seasons 37517 Engine Cooling Fan Controller
Reliable Engine Cooling Fan Controller for Ford Mustang
The Four Seasons Rad Fan Controller 37517 is designed to regulate the radiator fan operation in Ford Mustang vehicles. This engine cooling fan controller ensures optimal cooling system performance by managing fan speed and engagement based on engine temperature.
- Compatible with Ford Mustang models
- Rated for 12 volts operation
- 30 amp amperage rating for reliable current handling
- 24 female pin terminals for secure electrical connections
- Durable black cover for protection and longevity
- Meets or exceeds OEM specifications
- Compact radiator fan controller style without bracket
About the Four Seasons Rad Fan Controller Product Line
The Four Seasons Rad Fan Controller line focuses on precise control of radiator fans to maintain engine temperature within optimal ranges. This product line includes relays and controllers engineered to meet or exceed original equipment manufacturer standards, providing dependable performance and compatibility. The 37517 model is part of this line, offering a 24-pin female terminal configuration and a 30 amp rating suitable for Ford Mustang cooling systems.
Detailed Product Description
The Four Seasons Rad Fan Controller 37517 is an engine cooling fan controller designed specifically for Ford Mustang vehicles. It operates at 12 volts and features a 30 amp amperage rating, ensuring it can handle the electrical load required to control the radiator fan effectively. The controller includes 24 female pin terminals, providing a secure and reliable connection to the vehicle's wiring harness. Its black cover offers protection against environmental factors, contributing to the part's durability. This controller does not include a mounting bracket, allowing for flexible installation options depending on the vehicle's setup.
Common Applications and Issues Addressed
- Regulates radiator fan speed to prevent engine overheating
- Replaces faulty or worn-out fan controllers in Ford Mustang models
- Ensures proper fan engagement for efficient cooling system operation
- Helps maintain consistent engine temperature under varying driving conditions
- Prevents electrical overloads with a 30 amp amperage rating
Installation Notes and Tips
- Verify compatibility with your specific Ford Mustang model before installation
- Ensure all 24 female pin terminals are properly connected to avoid electrical issues
- Handle the controller carefully to prevent damage to the pins and housing
- Since this unit does not include a bracket, plan for secure mounting using existing vehicle hardware or custom solutions
- Consult the vehicle’s service manual for wiring diagrams and installation procedures
Quality Assurance and Warranty
The Four Seasons Rad Fan Controller 37517 meets or exceeds OEM standards, ensuring reliable performance and durability. This part is manufactured to strict quality controls to provide consistent operation within Ford Mustang cooling systems. Warranty details are provided by Four Seasons and typically cover defects in materials and workmanship under normal use.
| Brand | Four Seasons |
| Part Number | 37517 |
| Position | Rad Fan Controller |
| Amperage Rating | 30 |
| Bracket? | No |
| Cover Color | Black |
| Description | Relays |
| Meets / Exceeds OEM? | Yes |
| Style | Radiator Fan Controller |
| Terminal Gender | Female |
| Terminal Quantity | 24 |
| Terminal Type | Pin |
| Type | Radiator Fan Controller |
| Voltage | 12 |
This part fits 7 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2004 | Ford | Mustang | 3.8L | V6 | N/A | Controller Relay; Rad Fan Controller |
| 2004 | Ford | Mustang | 4.6L | V8 | N/A | Controller Relay; Rad Fan Controller |
| 2003 | Ford | Mustang | N/A | Controller Relay; Rad Fan Controller | ||
| 2002 | Ford | Mustang | N/A | Controller Relay; Rad Fan Controller | ||
| 2001 | Ford | Mustang | N/A | Controller Relay; Rad Fan Controller | ||
| 2000 | Ford | Mustang | 3.8L | V6 | N/A | Controller Relay; Rad Fan Controller |
| 1999 | Ford | Mustang | 3.8L | V6 | N/A | Controller Relay; Rad Fan Controller |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.