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Four Seasons 39699 A/C Expansion Valve - Front
| Brand | Four Seasons 39699 |
|---|---|
| Position | Front |
| Material | Aluminum |
| Refrigerant Type | R134a |
| Type | Block type |
| Mounting Hardware Included | Yes |
| Description | Expansion valves |
| Liquid Inlet Size | No. 6 |
| Liquid Inlet Style | Sealing washer |
| Liquid Outlet Size | No. 10 |
| Liquid Outlet Style | Sealing washer |
| Meets / Exceeds OEM? | Yes |
| Style | W/o solenoid |
| Suction Inlet Size | No. 8 |
| Suction Inlet Style | Sealing washer |
| Suction Outlet Size | No. 10 |
| Suction Outlet Style | Sealing washer |
| Super Heat | -0.5 |
| Tonnage | 1 |
| Product line | Expansion Valve |
| Fits | Cadillac, Chevrolet, and GMC · 20 vehicles |
OE direct replacement. Meets or exceeds OEM requirements for dependable service.
Aluminum construction. Lightweight material helps resist corrosion in HVAC service.
Block type design. Provides precise refrigerant flow control for the A/C system.
Cross-references Four Seasons 39699, 189752 and 217719 for the same application. See all 7.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Front A/C Expansion Valve for GM SUVs
The Four Seasons 39699 expansion valve is a block-type A/C flow restrictor built for R134A systems. It uses an aluminum body with sealing-washer connections and meets or exceeds OEM requirements for direct replacement service.
Compatible With 2021-2026 Cadillac Escalade, 2021-2026 Cadillac Escalade ESV, 2021-2026 Chevrolet Tahoe, 2021-2026 GMC Yukon, and 2021-2026 GMC Yukon XL in the front HVAC position. Four Seasons 39699 is engineered for consistent refrigerant control in modern front air conditioning systems.
Key Features
- Four Seasons Expansion Valve, part number 39699
- Block-type design for front A/C flow control
- Aluminum construction
- R134A refrigerant type
- Sealing-washer inlet and outlet connections
- Mounting hardware included
- Meets or exceeds OEM specifications
- Style: w/o solenoid
- Super heat setting: -0.5
- Tonnage: 1
Product Details
The Four Seasons 39699 expansion valve regulates refrigerant flow into the evaporator to support proper system pressure and temperature control. Its block-style layout, No. 6 liquid inlet, No. 10 liquid outlet, No. 8 suction inlet, and No. 10 suction outlet make it a direct-fit service part for select Cadillac, Chevrolet, and GMC front HVAC applications. This part cross-references A99585 and EX10746C for the same application.
Common A/C Problems It Can Address
- Weak or inconsistent front cabin cooling
- Incorrect refrigerant metering at the evaporator
- High or unstable A/C pressures
- Temperature swings from the vents
- System performance issues after expansion valve wear or restriction
Installation Notes
Verify the vehicle uses an R134A system and confirm the front HVAC application before installation. Replace sealing washers during service, inspect the lines and evaporator connections for contamination or damage, and evacuate and recharge the system to specification after installation. For fitment, this part is listed for 2021-2024 Cadillac Escalade front, 2021-2024 Cadillac Escalade ESV front, 2021-2024 Chevrolet Tahoe front, 2021-2024 GMC Yukon front, 2021-2024 GMC Yukon XL front, plus 2025-2026 Cadillac Escalade front, 2025-2026 Cadillac Escalade ESV front, 2025-2026 Chevrolet Tahoe front, 2025-2026 GMC Yukon front, and 2025-2026 GMC Yukon XL front.
Quality Assurance
Four Seasons backs this expansion valve with more than 50 years of mobile A/C experience and states that its products are engineered and tested for years of trouble-free operation. The 39699 is built to meet or exceed OEM standards for service replacement confidence.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2024 | Cadillac | Escalade | Front | Expansion Valve |
| 2024 | Cadillac | Escalade ESV | Front | Expansion Valve |
| 2024 | Chevrolet | Tahoe | Front | Expansion Valve |
| 2024 | GMC | Yukon | Front | Expansion Valve |
| 2024 | GMC | Yukon XL | Front | Expansion Valve |
| 2023 | Cadillac | Escalade | Front | Expansion Valve |
| 2023 | Cadillac | Escalade ESV | Front | Expansion Valve |
| 2023 | Chevrolet | Tahoe | Front | Expansion Valve |
| 2023 | GMC | Yukon | Front | Expansion Valve |
| 2023 | GMC | Yukon XL | Front | Expansion Valve |
| 2022 | Cadillac | Escalade | Front | Expansion Valve |
| 2022 | Cadillac | Escalade ESV | Front | Expansion Valve |
| 2022 | Chevrolet | Tahoe | Front | Expansion Valve |
| 2022 | GMC | Yukon | Front | Expansion Valve |
| 2022 | GMC | Yukon XL | Front | Expansion Valve |
| 2021 | Cadillac | Escalade | Front | Expansion Valve |
| 2021 | Cadillac | Escalade ESV | Front | Expansion Valve |
| 2021 | Chevrolet | Tahoe | Front | Expansion Valve |
| 2021 | GMC | Yukon | Front | Expansion Valve |
| 2021 | GMC | Yukon XL | Front | Expansion Valve |
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