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Four Seasons 37457 Engine Cooling Fan Temperature Switch
| Brand | Four Seasons 37457 |
|---|---|
| Connector Gender | Male |
| Connector Shape | Round |
| Description | Switch-Temp /Radiator Mount |
| Meets / Exceeds OEM? | YES |
| Mnt Sys Loc | System Mount |
| Style | Temperature |
| Terminal Quantity | 2 |
| Type | Temperature |
| Product line | Temperature Switch |
| Fits | Isuzu · 1 vehicle |
OE direct replacement. Meets or exceeds OEM requirements for dependable cooling control.
Temperature switch. Monitors heat and helps regulate fan operation automatically.
Round connector with two terminals for straightforward electrical connection.
Cross-references Four Seasons 37457, 5S1538 and 2132601 for the same application. See all 6.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Engine Cooling Fan Temperature Switch for Isuzu Stylus
Four Seasons Temperature Switch 37457 is a radiator-mount engine cooling fan temperature switch built for temperature-based fan control. It uses a round connector with two male terminals and meets or exceeds OEM requirements for direct replacement service.
Key Features
- Radiator-mount temperature switch for engine cooling fan control
- Round connector shape with 2 male terminals
- System mount style for straightforward OE-style replacement
- Meets or exceeds OEM specifications
- Four Seasons Temperature Switch line for cooling system service
Detailed Description
Four Seasons part number 37457 is an engine cooling fan temperature switch used in radiator-mounted cooling system circuits. It is specified with a round connector, two terminals, and a male connector gender, making it a direct-match service part for temperature-triggered fan operation. This Four Seasons Temperature Switch 37457 is listed for 1991 Isuzu Stylus and supports OE-style replacement needs for that application. If you are sourcing a 1991 Isuzu Stylus temperature switch or a radiator mount fan switch, 37457 is the cataloged part number to verify.
This part cross-references A03857 for the same application.
What It Helps Solve
- Cooling fan not switching on at the correct temperature
- Cooling fan running inconsistently due to a failed radiator temperature switch
- Engine temperature control issues tied to fan activation signals
- Replacement needs for a worn or electrically open temperature switch
- Service repair on a 1991 Isuzu Stylus cooling system circuit
Installation Notes and Tips
Verify connector shape, terminal count, and mounting location before installation. Confirm the radiator-mount temperature switch specification matches the original unit, and inspect the connector and wiring for corrosion or heat damage during service. For a 1991 Isuzu Stylus, compare the original switch and connector layout to Four Seasons 37457 before final installation.
Quality Assurance
Four Seasons states that this part meets or exceeds OEM requirements, supporting OE-style fit and function for cooling system repair. Part number 37457 is part of the Four Seasons Temperature Switch line and is cataloged for direct replacement use in the listed application.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1991 | Isuzu | Stylus | 1.6L | L4 | N/A | Temperature Switch |
| No rows match your filter. | ||||||