OE Quality
60-Day Returns

Four Seasons 56996 A/C Refrigerant Liquid Hose
Overview of Four Seasons Hose Assembly 56996
The Four Seasons Hose Assembly 56996 is designed for high-pressure A/C refrigerant liquid line applications in select GM vehicles. Engineered with durable aluminum and rubber materials, this hose assembly supports R1234yf refrigerant systems, ensuring reliable performance in Cadillac Escalade, Chevrolet Tahoe, and GMC Yukon models.
- Constructed from aluminum and rubber for durability and flexibility
- Compatible with R1234yf refrigerant type
- Includes gasket, fittings, and bracket for secure installation
- Equipped with a 13 mm high side service port and orifice tube
- Designed as an O.E. replacement liquid line hose assembly
- Features a flange suction end type and no switch service port
Detailed Product Description
This Four Seasons Hose Assembly from the Hose Assembly product line is a direct O.E. replacement part tailored for high-pressure A/C systems using R1234yf refrigerant. The assembly combines aluminum and rubber materials to provide a balance of strength and flexibility, essential for maintaining system integrity under high pressure. It includes all necessary fittings, a gasket, and a mounting bracket to facilitate proper installation and secure fitment. The hose features a 13 mm service port on the high-pressure side, complete with an orifice tube, but without a switch service port. The flange suction end type ensures compatibility with the specified vehicle models.
Compatible Vehicles and Applications
This hose assembly is compatible with the following GM vehicles:
- Cadillac Escalade and Escalade ESV
- Chevrolet Tahoe
- GMC Yukon and Yukon XL
It is specifically designed for the liquid line in the A/C refrigerant system, addressing issues related to refrigerant leaks, pressure loss, and component wear in these models.
Common Issues Addressed by This Hose Assembly
- Leaks in the A/C refrigerant liquid line causing reduced cooling efficiency
- Wear or damage to original hose assemblies leading to system pressure loss
- Failure of fittings or seals resulting in refrigerant escape
- Corrosion or cracking of hose materials under high-pressure conditions
- Incompatibility with R1234yf refrigerant systems in older hose assemblies
Installation Notes and Tips
- Ensure system is depressurized before removal of the old hose assembly
- Verify compatibility with vehicle make and model prior to installation
- Use included gasket and fittings to maintain proper sealing
- Secure hose assembly using the provided bracket to prevent movement
- Check for leaks after installation and recharge the system with R1234yf refrigerant
Quality Assurance and Warranty
Four Seasons Hose Assembly 56996 is manufactured to meet original equipment specifications for reliable performance and durability. The inclusion of all necessary fittings and seals supports a proper installation process. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty against defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.
| Brand | Four Seasons |
| Part Number | 56996 |
| Position | Hose Assembly |
| Bracket? | w/ Bracket |
| Description | Hose Assemblies |
| Fittings Included | Included |
| Friction Material Attachment | w/o Switch Port |
| Gasket Or Seal Included | Included |
| Material | Aluminum / Rubber |
| O.E. Replacement? | Yes |
| Orifice Tube? | w/ Orifice Tube |
| Refrigerant Type | R1234yf |
| Service Port Size | 13 mm |
| Service Port? | w/ Service Port |
| Style | Liquid Line Hose Assembly w/o Orifice Tube |
| Suction End Type | Flange |
| Svc Port High Side | High Side |
| System Pressure | High Pressure |
| Type | Liquid Line |
This part fits 15 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2017 | Cadillac | Escalade | N/A | w/o Orifice Tube; w/ HFO-1234yf; Hose Assembly |
| 2017 | Cadillac | Escalade ESV | N/A | w/o Orifice Tube; w/ HFO-1234yf; Hose Assembly |
| 2017 | Chevrolet | Tahoe | N/A | w/o Orifice Tube; w/ HFO-1234yf; Hose Assembly |
| 2017 | GMC | Yukon | N/A | w/o Orifice Tube; w/ HFO-1234yf; Hose Assembly |
| 2017 | GMC | Yukon XL | N/A | w/o Orifice Tube; w/ HFO-1234yf; Hose Assembly |
| 2016 | Cadillac | Escalade | N/A | w/o Orifice Tube; w/ HFO-1234yf; Hose Assembly |
| 2016 | Cadillac | Escalade ESV | N/A | w/o Orifice Tube; w/ HFO-1234yf; Hose Assembly |
| 2016 | Chevrolet | Tahoe | N/A | w/ R1234yf; Hose Assembly |
| 2016 | GMC | Yukon | N/A | w/o Orifice Tube; w/ HFO-1234yf; Hose Assembly |
| 2016 | GMC | Yukon XL | N/A | w/o Orifice Tube; w/ HFO-1234yf; Hose Assembly |
| 2015 | Cadillac | Escalade | N/A | w/o Orifice Tube; w/ HFO-1234yf; Hose Assembly |
| 2015 | Cadillac | Escalade ESV | N/A | w/o Orifice Tube; w/ HFO-1234yf; Hose Assembly |
| 2015 | Chevrolet | Tahoe | N/A | w/o Orifice Tube; w/ HFO-1234yf; Hose Assembly |
| 2015 | GMC | Yukon | N/A | w/o Orifice Tube; w/ HFO-1234yf; Hose Assembly |
| 2015 | GMC | Yukon XL | N/A | w/o Orifice Tube; w/ HFO-1234yf; Hose Assembly |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.