Four Seasons A/C Suction and Liquid Line Hose Assembly P/N:56642
Four Seasons 66821 a/c suction and liquid line hose assembly for the 2013-2016 Ford Escape and other vehicles is an internal heat exchange hose assembly for the suction and liquid lines of the A/C system.
A refrigerant leak at a fitting, oily residue on the hose or weak cooling can mean this assembly is worn or damaged, though a failing compressor or a clogged condenser can also be behind weak cooling.
It is a direct-fit replacement for the 2013-2016 Ford Escape and the 2015-2016 Lincoln MKC.
The hose assembly comes with gaskets, O-rings or seals for a proper replacement.
Interchange: CV6Z19A834B · CV6Z19A834D · YF37139 · YF37371 · 211732 · HA114349C
This part cross-references / interchanges with the following part numbers:
Does the Four Seasons 66821 fit a 2015-2016 Lincoln MKC?
Yes, Four Seasons 66821 is a direct-fit replacement for the 2015-2016 Lincoln MKC and for the 2013-2016 Ford Escape.
Does the Four Seasons 66821 hose assembly come with O-rings or seals?
Yes, Four Seasons 66821 comes with gaskets, O-rings or seals so the assembly can be replaced properly.
Is this A/C suction line compatible with R1234YF refrigerant?
Yes. This hose assembly is built with double wall barrier hose that is compatible with R1234YF, R134A or R12.
How can I tell if this internal heat exchange hose assembly is going bad?
Oily residue at a fitting or on the hose, a refrigerant leak or weak cooling can point to it. A shop can test the system, since leak testing and refrigerant handling need proper equipment.
Is CV6Z19A834B an interchange number for Four Seasons 66821?
Yes, CV6Z19A834B is one of the numbers Four Seasons 66821 replaces, along with CV6Z19A834D and YF37139.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.