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Four Seasons 66635 A/C Suction and Liquid Line Hose Assembly
Overview of Four Seasons Hose Assembly 66635
The Four Seasons Hose Assembly 66635 is designed specifically for Buick and Chevrolet models, including the Cruze, Cruze Limited, Cruze NG, and Verano. This A/C suction and liquid line hose assembly ensures reliable performance in your vehicle's HVAC system by maintaining proper refrigerant flow and pressure.
- Constructed from durable aluminum and rubber materials
- Equipped with P-nut fittings on both ends for secure connections
- Compatible with R134a refrigerant systems
- Includes necessary gaskets, seals, and fittings for installation
- Supports both high and low system pressures
- Features a manifold and service port with R134a quick disconnect
- O-rings included for leak prevention
- OE replacement part ensuring proper fit and function
Detailed Product Description
This Four Seasons Hose Assembly 66635 belongs to the Hose Assembly product line, which focuses on delivering complete hose solutions for automotive HVAC systems. The assembly combines aluminum and rubber components to provide flexibility and durability under varying temperature and pressure conditions. Both ends feature P-nut fittings, facilitating straightforward installation and secure sealing. Designed for use with R134a refrigerant, this hose assembly supports both high and low pressure sides of the A/C system, making it suitable for suction and liquid line applications.
The assembly includes a manifold and a service port with a quick disconnect for R134a, allowing for efficient servicing and maintenance. Gaskets and slimline washer O-rings (part numbers 24404 and 24401) are included to ensure a tight seal and prevent refrigerant leaks. This hose assembly is an OE replacement part, guaranteeing compatibility with Buick Cruze, Cruze Limited, Cruze NG, and Chevrolet Verano models.
Common Applications and Issues Addressed
- Replacement of worn or damaged A/C suction and liquid line hoses
- Resolving refrigerant leaks caused by cracked or deteriorated hoses
- Restoring proper refrigerant flow and system pressure in HVAC systems
- Fixing issues related to faulty or missing service ports
- Upgrading to an OE replacement hose assembly for improved reliability
Installation Notes and Tips
- Ensure the vehicle is compatible: Buick and Chevrolet models including Cruze, Cruze Limited, Cruze NG, and Verano
- Verify that the refrigerant type is R134a before installation
- Use included gaskets and O-rings to prevent leaks and ensure a secure fit
- Check for proper torque on P-nut fittings to avoid damage
- Inspect the service port and manifold connections during installation
Quality Assurance and Warranty
The Four Seasons Hose Assembly 66635 is manufactured to meet or exceed OEM specifications, providing a reliable replacement for your vehicle’s HVAC system. As an OE replacement part, it ensures proper fitment and function. The product includes all necessary seals and fittings to maintain system integrity. Warranty details should be confirmed with the product documentation or manufacturer, as coverage may vary.
| Brand | Four Seasons |
| Part Number | 66635 |
| Position | Hose Assembly |
| Bracket? | w/o Bracket |
| Description | Hose Assemblies |
| End 1 Type | P-Nut Fitting |
| End 2 Type | P-Nut Fitting |
| Fittings Included | Included |
| Friction Material Attachment | w/o Switch Port |
| Gasket Or Seal Included | Included |
| Manifold? | w/ Manifold |
| Material | Aluminum / Rubber |
| Muffler? | w/o Muffler |
| O-Ring A Number/Desc | [24404] / Slimline Washer |
| O-Ring B Number/Desc | [24401] / Slimline Washer |
| O.E. Replacement? | Yes |
| Orifice Tube? | w/o Orifice Tube |
| Refrigerant Type | R134a |
| Service Port Cap Low Side | 59987 |
| Service Port Qty | 1 |
| Service Port Type | R134-A Quick Disconnect |
| Service Port Valve Core Low Side | 59346 |
| Service Port? | w/ Service Port |
| Style | Hose Assy /Suction, Liquid |
| Suction End Size | No. 10 |
| Suction End Type | P-Nut Fitting |
| Sve Port Low Side | Low Side |
| System Pressure | High Pressure / Low Pressure |
| Type | Suction & Liquid Line |
This part fits 22 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2019 | Buick | Cascada | N/A | Hose Assembly | ||
| 2018 | Buick | Cascada | N/A | Hose Assembly | ||
| 2017 | Buick | Cascada | N/A | Hose Assembly | ||
| 2017 | Buick | Verano | N/A | Hose Assembly | ||
| 2016 | Buick | Cascada | N/A | Hose Assembly | ||
| 2016 | Buick | Verano | 2.4L | L4 | N/A | Hose Assembly |
| 2016 | Chevrolet | Cruze | N/A | Hose Assembly | ||
| 2016 | Chevrolet | Cruze Limited | N/A | Hose Assembly | ||
| 2016 | Chevrolet | Cruze NG | N/A | Hose Assembly | ||
| 2015 | Buick | Verano | 2.4L | L4 | N/A | Hose Assembly |
| 2015 | Chevrolet | Cruze | 1.8L | L4 | N/A | Hose Assembly |
| 2015 | Chevrolet | Cruze | 1.4L | L4 | N/A | Hose Assembly |
| 2015 | Chevrolet | Cruze | 2.0L | L4 | N/A | Hose Assembly |
| 2014 | Buick | Verano | 2.4L | L4 | N/A | Hose Assembly |
| 2014 | Chevrolet | Cruze | 1.8L | L4 | N/A | Hose Assembly |
| 2014 | Chevrolet | Cruze | 1.4L | L4 | N/A | Hose Assembly |
| 2014 | Chevrolet | Cruze | 2.0L | L4 | N/A | Hose Assembly |
| 2013 | Buick | Verano | 2.4L | L4 | N/A | Hose Assembly |
| 2013 | Chevrolet | Cruze | N/A | Hose Assembly | ||
| 2012 | Buick | Verano | N/A | Hose Assembly | ||
| 2012 | Chevrolet | Cruze | N/A | Hose Assembly | ||
| 2011 | Chevrolet | Cruze | 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.