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Four Seasons 66045 A/C Refrigerant Discharge / Suction Hose Assembly
Four Seasons 66045 A/C Hose Assembly
Four Seasons 66045 is an OE replacement A/C refrigerant discharge and suction hose assembly built for R134a systems. It combines aluminum and rubber construction with included O-rings and gasket/seal components for service on the 2008-2010 Chevrolet HHR.
Key Features
- Part type: A/C refrigerant discharge / suction hose assembly
- Material: aluminum / rubber
- Refrigerant type: R134a
- OE replacement hose assembly for HVAC service
- Includes gasket or seal and O-rings
- Built with a bracket and switch port
- Discharge end: 0.460 in. / 11.700 mm, male P-nut fitting
- Suction end: 0.693 in. / 17.600 mm, P-nut fitting
- Manifold style: block; muffler not included
Product Details
This Four Seasons hose assembly is made for the A/C refrigerant path between the discharge and suction sides of the HVAC system. The aluminum and rubber design supports routing flexibility while maintaining the connection points needed for R134a service. Four Seasons 66045 is listed as an OE replacement and includes the gasket/seal and O-rings required at the connection points. It also features a switch service port and bracket, with a block-style manifold and no muffler.
Compatible with 2008-2010 Chevrolet HHR, this hose assembly is a direct-fit service part for vehicles using the specified refrigerant line configuration. Four Seasons 66045 is also referenced under Continental 66045 for the same application.
Common Repair Applications
- Leaking or cracked A/C refrigerant hose connections
- Loss of refrigerant pressure in the discharge or suction line
- Damaged hose routing near the manifold or bracket area
- Service replacement for worn R134a HVAC line assemblies
- Restoring proper A/C system flow on a Chevrolet HHR
Installation Notes
Verify the discharge and suction end styles, manifold configuration, and switch port layout before installation. Replace the included sealing components during service and evacuate and recharge the system with the correct R134a refrigerant after repairs. Confirm fitment against the vehicle’s HVAC line routing for 2008-2010 Chevrolet HHR applications.
Quality Assurance
Four Seasons supplies OE-style HVAC replacement parts for service applications that require accurate fit and system-specific connections. Part number 66045 is built to match the listed hose assembly configuration for the confirmed Chevrolet HHR fitment.
| Brand | Four Seasons |
|---|---|
| Part Number | 66045 |
| Position | Hose Assembly |
| Bracket? | w/ Bracket |
| Discharge End IN | 0.460 |
| Discharge End MM | 11.700 |
| Discharge End Style | P-Nut Fitting |
| Discharge End Type | Male P-Nut |
| Friction Material Attachment | w/ Switch Port |
| Gasket Or Seal Included | Included |
| Manifold Suc Style | Block |
| Manifold? | Yes |
| Material | Aluminum / Rubber |
| Muffler? | w/o Muffler |
| O-Rings Included? | Included |
| O.E. Replacement? | Yes |
| Refrigerant Type | R134a |
| Service Port? | w/o Service Port |
| Suction End IN | 0.693 |
| Suction End MM | 17.600 |
| Suction End Style | P-Nut Fitting |
| Suction End Type | P-Nut Fitting |
| Switch Included? | Not Included |
| Type | Discharge & Suction Line |
This part fits 3 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2010 | Chevrolet | HHR | 2.0L | L4 | N/A | Hose Assembly |
| 2009 | Chevrolet | HHR | 2.0L | L4 | N/A | Hose Assembly |
| 2008 | Chevrolet | HHR | 2.0L | L4 | 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.