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Four Seasons 36541 Engine Cooling Fan Switch
| Brand | Four Seasons 36541 |
|---|---|
| Connector Color | White |
| Connector Gender | Female |
| Connector Shape | Round |
| Description | Switch-Temp /Engine Mount |
| Fan Open/Closed | Open |
| Fitting Gender | Male |
| Fitting Thread Size | M16-1.50 |
| Meets / Exceeds OEM? | YES |
| Mnt Sys Loc | Engine Mounted |
| Style | Temperature |
| Temperature Off | 174 |
| Temperature On | 190 |
| Terminal Quantity | 2 |
| Type | Cooling Fan |
| Product line | Temperature Switch |
| Fits | Chevrolet · 4 vehicles |
OE direct replacement. Meets or exceeds OEM requirements for dependable cooling fan control.
Temperature switch. Turns the fan on at 190 and off at 174 for precise thermal control.
Engine-mounted design. Round white connector with 2 terminals and M16-1.50 threads.
Cross-references CSF 3434, Eastern Catalytic 50354 and Four Seasons 36541 for the same application. See all 17.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Engine Cooling Fan Switch for Chevrolet Spectrum
Four Seasons Temperature Switch 36541 is an engine-mounted cooling fan switch built for temperature-based fan control. It uses a white round female connector with 2 terminals and an M16-1.50 male thread fitting for direct replacement service on the cooling system.
Fits 1985-1988 Chevrolet Spectrum, engine mounted coolant fan switch. This Four Seasons Temperature Switch line focuses on temperature-actuated cooling system control for OE-style service applications.
Key Features
- Engine-mounted temperature switch for cooling fan operation
- Open fan configuration
- Temperature on at 190 and off at 174
- White round female connector with 2 terminals
- M16-1.50 male thread fitting
- Meets or exceeds OEM requirements
Product Details
Four Seasons part number 36541 is a temperature-style cooling fan switch that monitors engine temperature and signals the fan circuit at the specified thresholds. The switch is designed for engine-mounted installation and is listed for 1985-1988 Chevrolet Spectrum applications with an engine mounted coolant fan switch. If you are searching for a Chevrolet Spectrum cooling fan switch, engine temperature switch, or Four Seasons 36541 replacement, this part matches the listed fitment and connector specifications.
This part cross-references Gates 22850 for the same application.
Common Issues It May Address
- Cooling fan not turning on at the proper temperature
- Cooling fan staying on longer than expected after warm-up
- Faulty engine-mounted temperature signal to the fan circuit
- Intermittent fan operation caused by a worn switch
- Replacement needs for a damaged connector or threaded switch body
Installation Notes and Tips
Verify the connector shape, terminal count, and M16-1.50 thread size before installation. Confirm the vehicle uses the listed engine-mounted coolant fan switch location and compare the temperature on and off points to the original part. For Chevrolet Spectrum cooling system service, inspect the connector and wiring for heat damage or corrosion before installing Four Seasons 36541.
Quality Assurance
Four Seasons lists this temperature switch as meeting or exceeding OEM requirements for the specified application. Confirm fitment against the vehicle year, make, model, and connector details before installation.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1988 | Chevrolet | Spectrum | 1.5L | L4 | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1987 | Chevrolet | Spectrum | 1.5L | L4 | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1986 | Chevrolet | Spectrum | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1985 | Chevrolet | Spectrum | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
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