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Four Seasons 36673 A/C Condenser Fan Switch
| Brand | Four Seasons 36673 |
|---|---|
| Connector Color | Gray |
| Connector Gender | Male |
| Description | Switch-Pressure /System Mount |
| Fan Open/Closed | Open |
| Fitting Thread Size | 3/8 in. x 24 |
| Harness Connector | 37222 |
| Item Included A Desc | 24606 |
| Item Included A Qty. | 1 |
| Material | Plastic / Metal |
| Meets / Exceeds OEM? | YES |
| Mnt Sys Loc | System Mounted |
| Operate Psi Med Off | 185 |
| Operate Psi Med On | 220 |
| Style | Pressure |
| Terminal Quantity | 2 |
| Type | Condenser Fan |
| Product line | Pressure Switch |
| Fits | Buick, Oldsmobile, and Pontiac · 20 vehicles |
OE direct replacement. Meets OEM requirements for dependable system control.
Pressure switch. Monitors refrigerant pressure to help manage fan operation.
Plastic and metal construction. Combines durability with reliable electrical performance.
Cross-references DENSO Auto Parts 5061, Four Seasons 36673 and Marmon Ride Control A6403 for the same application. See all 10.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Four Seasons 36673 A/C Condenser Fan Switch
The Four Seasons Pressure Switch 36673 is a system-mounted A/C condenser fan switch built for pressure-based fan control in the HVAC circuit. It uses a gray male connector with 2 terminals and a 3/8 in. x 24 fitting thread size for a direct service replacement on listed applications.
Compatible With Buick Regal, Buick LeSabre, Oldsmobile Delta 88, Pontiac Bonneville, and Oldsmobile 98 applications that use a hi-side mounted pressure switch. Four Seasons 36673 meets or exceeds OEM requirements and is built with plastic and metal construction for service-focused fitment.
Key Features
- Pressure-style A/C condenser fan switch for system-mounted applications
- Gray male connector with 2 terminals
- 3/8 in. x 24 fitting thread size
- Fan open/closed operation: open
- Operates at 185 psi off and 220 psi on
- Plastic and metal construction
- Meets or exceeds OEM specifications
- Harness connector reference: 37222
Product Details
Four Seasons 36673 is a pressure switch used in the A/C condenser fan control circuit to monitor system pressure and trigger fan operation at the specified pressure points. This part cross-references DENSO Auto Parts 5061 for the same application. The Four Seasons Pressure Switch line is focused on HVAC pressure control components for service replacement needs, and this part number is 36673.
What It Helps Address
- Condenser fan not cycling on at the correct pressure
- A/C system pressure control faults
- Intermittent fan operation tied to switch wear
- Electrical connection issues at the pressure switch
- Replacement needs for a hi-side mounted pressure switch
Installation Notes
Verify the connector style, thread size, and pressure settings before installation. This switch is system mounted and uses a male gray connector, so confirm the harness connector and terminal layout match the vehicle wiring. For fitment, use the listed application details: Fits 1990-1992 Buick Regal, N/A, Hi-Side Mounted; Pressure Switch; Fits 1989-1991 Buick LeSabre, N/A, Hi-Side Mounted; Pressure Switch; Fits 1989-1991 Oldsmobile Delta 88, N/A, Hi-Side Mounted; Pressure Switch; Fits 1989-1991 Pontiac Bonneville, N/A, Hi-Side Mounted; Pressure Switch; Fits 1989-1990 Oldsmobile 98, N/A, Hi-Side Mounted; Pressure Switch.
Quality Assurance
Four Seasons 36673 is listed as meeting or exceeding OEM requirements for the specified application. Confirm all fitment details against the vehicle’s original pressure switch configuration before service.
| Year | Make | Model | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1992 | Buick | Regal | Sedan | 3.8L | V6 | N/A | Hi-Side Mounted; Pressure Switch |
| 1992 | Buick | Regal | Coupe | 3.8L | V6 | N/A | Hi-Side Mounted; Pressure Switch |
| 1991 | Buick | LeSabre | Sedan | 3.8L | V6 | N/A | Hi-Side Mounted; Pressure Switch |
| 1991 | Buick | LeSabre | Coupe | 3.8L | V6 | N/A | Hi-Side Mounted; Pressure Switch |
| 1991 | Buick | Regal | Sedan | 3.8L | V6 | N/A | Hi-Side Mounted; Pressure Switch |
| 1991 | Buick | Regal | Coupe | 3.8L | V6 | N/A | Hi-Side Mounted; Pressure Switch |
| 1991 | Oldsmobile | Delta 88 | — | — | — | N/A | Hi-Side Mounted; Pressure Switch |
| 1991 | Pontiac | Bonneville | — | — | — | N/A | Hi-Side Mounted; Pressure Switch |
| 1990 | Buick | LeSabre | Sedan | 3.8L | V6 | N/A | Hi-Side Mounted; Pressure Switch |
| 1990 | Buick | LeSabre | Coupe | 3.8L | V6 | N/A | Hi-Side Mounted; Pressure Switch |
| 1990 | Buick | Regal | Sedan | 3.8L | V6 | N/A | Hi-Side Mounted; Pressure Switch |
| 1990 | Buick | Regal | Coupe | 3.8L | V6 | N/A | Hi-Side Mounted; Pressure Switch |
| 1990 | Oldsmobile | 98 | — | — | — | N/A | Hi-Side Mounted; Pressure Switch |
| 1990 | Oldsmobile | Delta 88 | — | — | — | N/A | Hi-Side Mounted; Pressure Switch |
| 1990 | Pontiac | Bonneville | — | — | — | N/A | Hi-Side Mounted; Pressure Switch |
| 1989 | Buick | LeSabre | Sedan | 3.8L | V6 | N/A | Hi-Side Mounted; Pressure Switch |
| 1989 | Buick | LeSabre | Coupe | 3.8L | V6 | N/A | Hi-Side Mounted; Pressure Switch |
| 1989 | Oldsmobile | 98 | — | — | — | N/A | Hi-Side Mounted; Pressure Switch |
| 1989 | Oldsmobile | Delta 88 | — | — | — | N/A | Hi-Side Mounted; Pressure Switch |
| 1989 | Pontiac | Bonneville | — | — | — | N/A | Hi-Side Mounted; Pressure Switch |
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