Route refrigerant between the A/C compressor and the rest of the system with the Four Seasons A/C Refrigerant Discharge / Suction Hose Assembly (MPN 56442). This application-specific assembly is a direct-fit replacement for the 1999-2005 Chevrolet Astro and 1999-2005 GMC Safari with the V6-4.3L engine, carrying high-pressure refrigerant from the compressor on the discharge side and low-pressure refrigerant back on the suction side.
- Construction: Aluminum / rubber build with double-wall barrier hose that is compatible with R1234YF, R134A or R12, and a crimp fitting connection.
- End styles: Captive O-Ring on both the suction and discharge ends; End 1 and End 2 are female O-ring type.
- Included: Ships with the gaskets, o-rings, or seals needed to complete the replacement, and includes a bracket. Fittings and service port are not included; supplied without a muffler.
- Refrigerant: Cataloged for R134A applications.
Signs this hose assembly may need replacing include refrigerant leaks, oily residue at the fittings, or a loss of A/C cooling. If a leaking discharge/suction line is the cause, this assembly replaces it. Diagnose the source of the leak before ordering.
Manufacturer part number: 56442.
This part cross-references / interchanges with the following part numbers:
1531118, CWK781424, 272080, T56442, 781424, 56442, 985163, 15049493, 15152535, 15178347, 15746222, 704619, 4811969, ACD1531118, A82080, 3464256, 5731118, HA10629, HA10629C
Frequently Asked Questions
What vehicles does this hose assembly fit?
It is an application-specific replacement for the 1999-2005 Chevrolet Astro and 1999-2005 GMC Safari with the V6-4.3L engine. See the "Vehicles it fits" section to confirm your vehicle.
What's included with this part?
It includes the gaskets, o-rings, or seals needed to complete the replacement, plus a bracket. Fittings and a service port are not included, and it is supplied without a muffler.
What refrigerant is this cataloged for?
It is cataloged for R134A applications. The double-wall barrier hose itself is constructed to be compatible with R1234YF, R134A or R12.
What does this discharge/suction hose assembly do?
It carries high-pressure refrigerant from the A/C compressor on the discharge side and returns low-pressure refrigerant on the suction side within the system.
How do the ends connect?
Both the suction and discharge ends use a Captive O-Ring style, and End 1 and End 2 are female O-ring type, using a crimp fitting connection on the hose.
