OE Quality
60-Day Returns

Four Seasons 56163 A/C Refrigerant Discharge / Suction Hose Assembly
Overview of Four Seasons Hose Assembly 56163
The Four Seasons Hose Assembly 56163 is designed specifically for Buick Century and Oldsmobile Cutlass Ciera models. This A/C refrigerant discharge and suction hose assembly ensures reliable HVAC system performance by maintaining proper refrigerant flow and pressure.
- Constructed with durable aluminum and rubber materials
- Compatible with R134a refrigerant type
- Includes green O-rings and sealing washer for secure connections
- Equipped with a P-nut fitting discharge end and female O-ring suction end
- Features a built-in muffler and manifold for noise reduction and system efficiency
- Includes a service port with R134a quick disconnect and switch service port
- OEM replacement part without included fittings or bracket
Four Seasons Hose Assembly Product Line Details
The Hose Assembly product line from Four Seasons focuses on providing precise HVAC hose and pipe replacements that meet original equipment specifications. This line emphasizes quality materials and exact fitment to ensure proper refrigerant flow and system integrity. The 56163 hose assembly is part of this line, offering a direct replacement solution for specific Buick and Oldsmobile models requiring both discharge and suction line functionality.
Detailed Product Description
The Four Seasons 56163 hose assembly combines aluminum and rubber components to withstand the pressures and temperatures typical in automotive air conditioning systems. It is designed for use with R134a refrigerant and includes all necessary green O-rings and a sealing washer to prevent leaks. The discharge end features a P-nut fitting style, while the suction end uses a female O-ring block type connection. This assembly also incorporates a muffler and manifold to reduce noise and improve system performance. Although fittings and brackets are not included, the hose assembly comes with a service port equipped with a quick disconnect for R134a, facilitating easier maintenance and service.
Common Applications and Issues Addressed
- Replacement of worn or leaking A/C refrigerant discharge and suction hoses
- Resolving refrigerant leaks caused by damaged O-rings or seals
- Eliminating noise issues in the HVAC system with the integrated muffler
- Restoring proper refrigerant flow and pressure in Buick Century and Oldsmobile Cutlass Ciera A/C systems
- Facilitating service and diagnostics with the included R134a quick disconnect service port
Installation Notes and Tips
- Ensure compatibility with Buick Century and Oldsmobile Cutlass Ciera models before installation
- Replace all included O-rings and sealing washers to maintain leak-free connections
- Use proper tools to tighten P-nut fittings without over-torquing
- Verify that the service port is accessible for future maintenance
- Inspect the HVAC system for additional worn components during installation
Quality Assurance and Warranty
The Four Seasons Hose Assembly 56163 is an OEM replacement part designed to meet original equipment standards for fit and function. It includes all necessary sealing components to ensure a secure installation. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Users should consult product documentation or the manufacturer for exact warranty terms.
| Brand | Four Seasons |
| Part Number | 56163 |
| Position | Hose Assembly |
| Bracket? | w/o Bracket |
| Discharge End Style | P-Nut Fitting |
| Discharge End Type | P-Nut Fitting |
| Fittings Included | Not Included |
| Friction Material Attachment | w/ Switch Port |
| Gasket Or Seal Included | Included |
| Manifold? | Yes |
| Material | Aluminum / Rubber |
| Muffler? | w/ Muffler |
| O-Ring A Number/Desc | [24606] / Green O-Ring |
| O-Ring B Number/Desc | [24612] / Green O-Ring |
| O-Ring C Number/Desc | [24677] / Green O-Ring |
| O-Ring D Number/Desc | [24354] / Sealing Washer |
| O-Rings Included? | Included |
| O.E. Replacement? | Yes |
| Refrigerant Type | R134a |
| Service Port Type | R134-A Quick Disconnect |
| Service Port? | w/ Service Port |
| Suction End Style | Female O-Ring |
| Suction End Type | Block |
| Switch Included? | Not Included |
| Type | Discharge & Suction Line |
This part fits 4 vehicles. Search below:
| Year | Make | Model | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1996 | Buick | Century | Sedan | 3.1L | V6 | N/A | Hose Assembly |
| 1996 | Oldsmobile | Cutlass Ciera | 3.1L | V6 | N/A | Hose Assembly | |
| 1995 | Buick | Century | Sedan | 3.1L | V6 | N/A | Hose Assembly |
| 1995 | Oldsmobile | Cutlass Ciera | 3.1L | V6 | N/A | 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.