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Four Seasons 20955 HVAC Pressure Transducer
| Brand | Four Seasons 20955 |
|---|---|
| Comp Open/Closed | Variable |
| Connector Gender | Female |
| Connector Shape | Round |
| Description | Switch-Pressure /System Mount |
| Fitting Gender | Female |
| Fitting Thread | 3/8 in. x 24 |
| Fitting Thread Size | 3/8 in. x 24 |
| Item Included A Desc | 24606 |
| Item Included A Qty. | 1 |
| Material | Plastic / Metal |
| Meets / Exceeds OEM? | YES |
| Mnt Sys Loc | System Mounted |
| Number of Terminals | 3 |
| Type | Transducer |
| Product line | Pressure Switch |
| Fits | Chevrolet, Pontiac, Buick, and Oldsmobile · 65 vehicles |
OE direct replacement. Meets or exceeds OEM requirements for dependable system control.
Pressure transducer. Converts system pressure into a precise electrical signal.
Plastic and metal construction. Balances durability with a lightweight design.
Cross-references Four Seasons 20955, Global Parts Distributors LLC 1711741 and 207767 for the same application. See all 16.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Four Seasons 20955 HVAC Pressure Transducer
Four Seasons 20955 is a system-mounted HVAC pressure transducer built for pressure monitoring in automotive air conditioning systems. It uses a round female connector, a 3/8 in. x 24 female fitting thread, and a 3-terminal design for direct replacement service on supported vehicles.
Key Features
- Brand: Four Seasons Pressure Switch line
- Part number: 20955
- Type: HVAC pressure transducer
- System-mounted design for underhood HVAC service
- Round female connector with 3 terminals
- 3/8 in. x 24 female fitting thread
- Plastic and metal construction
- Meets or exceeds OEM requirements
Product Details
This Four Seasons Pressure Switch component is built as a variable open/closed transducer for HVAC pressure control. It is used in air conditioning systems on applications such as Chevrolet Cavalier, Pontiac Grand Am, and Oldsmobile Cutlass models, where accurate pressure signal input is needed for system operation. Four Seasons 20955 is also cross-referenced to Global Parts Distributors LLC 1711741 for the same application.
Common Applications
- Fits 1990-1994 Chevrolet Cavalier, Pressure Switch
- Fits 1991-1994 Pontiac Sunbird, Pressure Switch
- Fits 1993 Buick Century, Pressure Switch
- Fits 1991-1993 Buick Regal, Pressure Switch
- Fits 1988-1993 Buick Skylark, Pressure Switch
- Fits 1990-1993 Chevrolet Corsica, Pressure Switch
- Fits 1993 Chevrolet Corvette, Pressure Switch
- Fits 1991-1993 Chevrolet Lumina, Pressure Switch
- Fits 1992-1993 Oldsmobile Achieva, Pressure Switch
- Fits 1991-1993 Oldsmobile Cutlass, Pressure Switch
- Fits 1993 Oldsmobile Cutlass Ciera, Pressure Switch
- Fits 1990-1993 Oldsmobile Cutlass Supreme, Pressure Switch
- Fits 1988-1993 Pontiac Grand Am, Pressure Switch
- Fits 1990-1993 Pontiac Grand Prix, Pressure Switch
- Fits 1988-1991 Oldsmobile Cutlass Calais, Pressure Switch
- Fits 1987 Oldsmobile Calais, Pressure Switch
Installation Notes and Tips
Verify the connector shape, terminal count, and 3/8 in. x 24 thread before installation. Match the replacement to the original system-mounted pressure transducer location and confirm the vehicle’s HVAC service information for proper electrical and refrigerant system checks. On Chevrolet Cavalier, Pontiac Grand Am, and Oldsmobile Cutlass applications, confirm the existing sensor style before replacement.
Quality Assurance
Four Seasons identifies this part as meeting or exceeding OEM specifications, making it a direct-fit replacement choice for supported HVAC pressure transducer applications.
| Year | Make | Model | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1994 | Chevrolet | Cavalier | — | 2.2L | L4 | N/A | Pressure Switch |
| 1994 | Chevrolet | Cavalier | — | 3.1L | V6 | N/A | Pressure Switch |
| 1994 | Pontiac | Sunbird | — | — | — | N/A | Pressure Switch |
| 1993 | Buick | Century | Sedan | 2.2L | L4 | N/A | Pressure Switch |
| 1993 | Buick | Century | Coupe | 2.2L | L4 | N/A | Pressure Switch |
| 1993 | Buick | Regal | Sedan | 3.1L | V6 | N/A | Pressure Switch |
| 1993 | Buick | Regal | Coupe | 3.1L | V6 | N/A | Pressure Switch |
| 1993 | Buick | Skylark | — | — | — | N/A | Pressure Switch |
| 1993 | Chevrolet | Cavalier | — | 2.2L | L4 | N/A | Pressure Switch |
| 1993 | Chevrolet | Cavalier | — | 3.1L | V6 | N/A | Pressure Switch |
| 1993 | Chevrolet | Corsica | — | — | — | N/A | Pressure Switch |
| 1993 | Chevrolet | Corvette | — | — | — | N/A | Pressure Switch |
| 1993 | Chevrolet | Lumina | — | — | — | N/A | Pressure Switch |
| 1993 | Oldsmobile | Achieva | — | — | — | N/A | Pressure Switch |
| 1993 | Oldsmobile | Cutlass | — | — | — | N/A | Pressure Switch |
| 1993 | Oldsmobile | Cutlass Ciera | — | 2.2L | L4 | N/A | Pressure Switch |
| 1993 | Oldsmobile | Cutlass Supreme | — | — | — | N/A | Pressure Switch |
| 1993 | Pontiac | Grand Am | — | — | — | N/A | Pressure Switch |
| 1993 | Pontiac | Grand Prix | — | — | — | N/A | Pressure Switch |
| 1993 | Pontiac | Sunbird | — | — | — | N/A | Pressure Switch |
| 1992 | Buick | Regal | Sedan | 3.1L | V6 | N/A | Pressure Switch |
| 1992 | Buick | Regal | Coupe | 3.1L | V6 | N/A | Pressure Switch |
| 1992 | Buick | Skylark | — | — | — | N/A | Pressure Switch |
| 1992 | Chevrolet | Cavalier | — | 2.2L | L4 | N/A | Pressure Switch |
| 1992 | Chevrolet | Cavalier | — | 3.1L | V6 | N/A | Pressure Switch |
| 1992 | Chevrolet | Corsica | — | — | — | N/A | Pressure Switch |
| 1992 | Chevrolet | Lumina | — | 3.1L | V6 | N/A | Pressure Switch |
| 1992 | Chevrolet | Lumina | — | 3.4L | V6 | N/A | Pressure Switch |
| 1992 | Oldsmobile | Achieva | — | — | — | N/A | Pressure Switch |
| 1992 | Oldsmobile | Cutlass | — | — | — | N/A | Pressure Switch |
| 1992 | Oldsmobile | Cutlass Supreme | — | — | — | N/A | Pressure Switch |
| 1992 | Pontiac | Grand Am | — | — | — | N/A | Pressure Switch |
| 1992 | Pontiac | Grand Prix | — | — | — | N/A | Pressure Switch |
| 1992 | Pontiac | Sunbird | — | — | — | N/A | Pressure Switch |
| 1991 | Buick | Regal | Sedan | 3.1L | V6 | N/A | Pressure Switch |
| 1991 | Buick | Regal | Coupe | 3.1L | V6 | N/A | Pressure Switch |
| 1991 | Buick | Skylark | — | 3.3L | V6 | N/A | Pressure Switch |
| 1991 | Buick | Skylark | — | 2.3L | L4 | N/A | Pressure Switch |
| 1991 | Chevrolet | Cavalier | — | 3.1L | V6 | N/A | Pressure Switch |
| 1991 | Chevrolet | Cavalier | — | 2.2L | L4 | N/A | Pressure Switch |
| 1991 | Chevrolet | Corsica | — | 3.1L | V6 | N/A | Pressure Switch |
| 1991 | Chevrolet | Lumina | — | 3.1L | V6 | N/A | Pressure Switch |
| 1991 | Chevrolet | Lumina | — | 3.4L | V6 | N/A | Pressure Switch |
| 1991 | Oldsmobile | Cutlass | — | — | — | N/A | Pressure Switch |
| 1991 | Oldsmobile | Cutlass Calais | — | 2.3L | L4 | N/A | Pressure Switch |
| 1991 | Oldsmobile | Cutlass Supreme | — | — | — | N/A | Pressure Switch |
| 1991 | Pontiac | Grand Am | — | 2.3L | L4 | N/A | Pressure Switch |
| 1991 | Pontiac | Grand Prix | — | — | — | N/A | Pressure Switch |
| 1991 | Pontiac | Sunbird | — | 3.1L | V6 | N/A | Pressure Switch |
| 1990 | Buick | Skylark | — | 3.3L | V6 | N/A | Pressure Switch |
| 1990 | Buick | Skylark | — | 2.3L | L4 | N/A | Pressure Switch |
| 1990 | Chevrolet | Cavalier | — | — | — | N/A | Pressure Switch |
| 1990 | Chevrolet | Corsica | — | 3.1L | V6 | N/A | Pressure Switch |
| 1990 | Oldsmobile | Cutlass Calais | — | 2.3L | L4 | N/A | Pressure Switch |
| 1990 | Oldsmobile | Cutlass Supreme | — | 2.3L | L4 | N/A | Pressure Switch |
| 1990 | Pontiac | Grand Am | — | 2.3L | L4 | N/A | Pressure Switch |
| 1990 | Pontiac | Grand Prix | — | 2.3L | L4 | N/A | Pressure Switch |
| 1989 | Buick | Skylark | — | 3.3L | V6 | N/A | Pressure Switch |
| 1989 | Buick | Skylark | — | 2.3L | L4 | N/A | Pressure Switch |
| 1989 | Oldsmobile | Cutlass Calais | — | 2.3L | L4 | N/A | Pressure Switch |
| 1989 | Pontiac | Grand Am | — | 2.3L | L4 | N/A | Pressure Switch |
| 1988 | Buick | Skylark | — | 2.3L | L4 | N/A | Pressure Switch |
| 1988 | Oldsmobile | Cutlass Calais | — | 2.3L | L4 | N/A | Pressure Switch |
| 1988 | Pontiac | Grand Am | — | 2.3L | L4 | N/A | Pressure Switch |
| 1987 | Oldsmobile | Calais | — | 2.3L | L4 | N/A | Pressure Switch |
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