Four Seasons 65877 A/C Refrigerant Discharge / Suction Hose Assembly

Four Seasons 65877 A/C Hose Assembly

Four Seasons 65877 is an A/C refrigerant discharge and suction hose assembly built for select Chevrolet Camaro and Cadillac applications. It uses aluminum and rubber construction with P-nut fittings, a muffler, and an integrated switch service port for a direct replacement on the listed vehicles.

Key Features

• Part number 65877 from Four Seasons Hose Assembly line
• Discharge and suction line assembly for mobile A/C service
• Aluminum / rubber construction for the listed HVAC routing
• P-nut fittings on both ends
• For R134A and R1234YF refrigerant systems
• Gasket or seal included; fittings included
• Includes a muffler and switch service port
• Built without bracket

Product Details

Four Seasons 65877 is engineered for A/C refrigerant transfer between the compressor and the rest of the HVAC system. The hose assembly is specified with P-nut fitting ends, slim line sealing washers, and a switch service port, making it a direct-fit replacement for the listed discharge and suction line applications. Four Seasons backs this Hose Assembly line with more than 50 years of mobile A/C experience and focuses on parts tested for dependable operation over time. This part cross-references UAC HA112751C for the same application.

Compatible With 2016-2024 Chevrolet Camaro, w/o Heavy Duty Cooling; Hose Assembly, and 2016-2019 Cadillac ATS and 2016-2019 Cadillac CTS, Hose Assembly. If you are replacing a leaking or damaged A/C line on a Chevrolet Camaro or Cadillac ATS/CTS, Four Seasons 65877 provides the correct hose assembly configuration for the listed vehicles.

Common Problems This Part Can Address

• A/C refrigerant loss from a cracked or leaking hose assembly
• Reduced cooling performance caused by damaged discharge or suction lines
• Faulty sealing at the hose ends or service connections
• Noise or vibration issues related to a worn hose assembly with muffler
• Improper A/C line routing after a failed original hose

Installation Notes and Tips

Verify the vehicle’s refrigerant type and match the listed fitment before installation. Replace the sealing washers and inspect the mating surfaces, compressor connections, and adjacent HVAC components for wear or contamination. Confirm the switch service port and P-nut fitting orientation during installation so the hose seats correctly on the Camaro, ATS, or CTS application.

Quality Assurance

Four Seasons designs and tests its mobile A/C components for long-term service in real-world HVAC systems. The 65877 hose assembly is built to the stated application requirements for the listed Chevrolet Camaro and Cadillac fitments.