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Four Seasons 39095 A/C Expansion Valve - Front or Rear
| Brand | Four Seasons 39095 |
|---|---|
| Position | Front |
| Color | Aluminum |
| Description | Expansion Valves |
| Liquid Inlet Fitting Gender | Female |
| Liquid Inlet Fitting Thread Diameter | No. 6 |
| Liquid Inlet Size IN | 0.34 |
| Liquid Inlet Size MM | 8.6 |
| Liquid Inlet Style | Sealing Washer |
| Liquid Inlet Thread Type | Not Threaded |
| Liquid Inlet Type | Sealing Washer |
| Liquid Outlet Fitting Gender | Female |
| Liquid Outlet Fitting Thread Diameter | No. 8 |
| Liquid Outlet Style | Sealing Washer |
| Liquid Outlet Thread Type | Not Threaded |
| Liquid Outlet Type | Sealing Washer |
| Lqd Out Size IN | 0.46 |
| Lqd Out Size MM | 11.8 |
| Material | Aluminum |
| Meets / Exceeds OEM? | Yes |
| Mounting Hole Quantity | 2 |
| O-Ring A Number/Desc | [24401] / Slim Line Sealing Washer |
| O-Ring B Number/Desc | [24402] / Slimline Washer |
| O-Ring C Number/Desc | [24404] / Slimline Washer |
| Refrigerant Type | R134A |
| Style | w/o Solenoid |
| Suc In Size IN | 0.69 |
| Suc In Size MM | 17.6 |
| Suc Out Size IN | 0.69 |
| Suc Out Size MM | 17.6 |
| Suction Inlet Fitting Gender | Female |
| Suction Inlet Fitting Thread Diameter | No. 12 |
| Suction Inlet Style | Sealing Washer |
| Suction Inlet Thread Type | Not Threaded |
| Suction Inlet Type | Sealing Washer |
| Suction Outlet Fitting Gender | Female |
| Suction Outlet Fitting Thread Diameter | No. 12 |
| Suction Outlet Style | Sealing Washer |
| Suction Outlet Thread Type | Not Threaded |
| Suction Outlet Type | Sealing Washer |
| Super Heat | 6.500 |
| Switch Included? | Not Included |
| Tonnage | 1.500 |
| Type | Block Type |
| Product line | Expansion Valve |
| Fits | Buick, Chevrolet, Pontiac, and Oldsmobile · 13 vehicles |
OE direct replacement. Meets or exceeds OEM requirements for confident service fit.
Block type design. Compact A/C expansion valve with aluminum construction.
R134A compatible. Built for modern refrigerant systems without a solenoid.
Cross-references AMS Automotive 4627, Febi-Bilstein 39095 and Global Parts Distributors LLC 3411321 for the same application. See all 23.
Four Seasons 39095 Expansion Valve Overview
Four Seasons 39095 is a block-type A/C expansion valve for R134A systems. Built from aluminum and engineered to meet or exceed OEM requirements, it regulates refrigerant flow for consistent evaporator performance in supported applications.
This Four Seasons Expansion Valve line is focused on direct-fit HVAC service parts for vehicle air conditioning repairs. Part number 39095 is a practical OE-style replacement for select Buick Rendezvous, Pontiac Montana, and Oldsmobile Silhouette applications with the correct block-style valve configuration.
Key Features
- Part number 39095 A/C expansion valve for HVAC flow control
- Block type design with w/o solenoid style
- Aluminum construction and aluminum finish
- R134A refrigerant type
- Female suction and liquid fittings with sealing washer connections
- Meets or exceeds OEM specifications
- Super heat setting: 6.500
- Compatible with front and rear HVAC applications listed below
Detailed Product Description
Four Seasons 39095 is an A/C expansion valve that meters refrigerant into the evaporator to maintain proper system balance. The block-style design uses female inlet and outlet connections with sealing washer interfaces, along with the specified suction and liquid port sizes for the listed vehicles. This makes it a direct replacement choice for service work on 2006-2007 Buick Rendezvous front systems, 2005 Pontiac Montana rear systems, and 2001-2004 Oldsmobile Silhouette and Pontiac Montana rear systems. If you are replacing a worn or restricted valve on a Buick Rendezvous, Pontiac Montana, or Oldsmobile Silhouette, part number 39095 provides the correct fitment profile for those applications.
This part cross-references UAC EX5891C for the same application.
What It Is Used For
- Restoring proper refrigerant metering in the A/C system
- Addressing weak cooling caused by a restricted expansion valve
- Correcting uneven evaporator performance in front or rear HVAC circuits
- Replacing a leaking or sticking valve during A/C service
- Supporting repair of R134A air conditioning systems on listed vehicles
Installation Notes and Tips
- Verify the vehicle position and valve style before installation; this part is listed for front and rear applications depending on model year.
- Confirm the suction and liquid port sizes match the original component before assembly.
- Replace sealing washers and service the system according to standard A/C repair procedures.
- Evacuate and recharge the system with the correct refrigerant charge after installation.
- Check for leaks and verify outlet air temperature and system pressures after service.
Quality Assurance
Four Seasons 39095 is listed as meeting or exceeding OEM requirements for the specified applications. It is built as an OE-style HVAC replacement part for service on compatible Buick Rendezvous, Pontiac Montana, and Oldsmobile Silhouette vehicles.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2007 | Buick | Rendezvous | — | — | Front | Expansion Valve |
| 2006 | Buick | Rendezvous | — | — | Front | Expansion Valve |
| 2005 | Pontiac | Montana | 3.4L | V6 | Rear | Exp Valve; Expansion Valve |
| 2005 | Pontiac | Montana | 3.4L | V6 | Rear | w/ Block Style Valve; Expansion Valve |
| 2005 | Pontiac | Montana | 3.5L | V6 | Rear | Exp Valve; Expansion Valve |
| 2004 | Oldsmobile | Silhouette | — | — | Rear | Expansion Valve |
| 2004 | Pontiac | Montana | — | — | Rear | Expansion Valve |
| 2003 | Oldsmobile | Silhouette | — | — | Rear | Expansion Valve |
| 2003 | Pontiac | Montana | — | — | Rear | Expansion Valve |
| 2002 | Oldsmobile | Silhouette | — | — | Rear | Expansion Valve |
| 2002 | Pontiac | Montana | — | — | Rear | Expansion Valve |
| 2001 | Oldsmobile | Silhouette | — | — | Rear | Expansion Valve |
| 2001 | Pontiac | Montana | — | — | Rear | Expansion Valve |
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