Four Seasons A/C Evaporator Core P/N:54771
Four Seasons 44083 rear A/C evaporator core for the 2005-2009 Chevrolet Trailblazer and other vehicles absorbs heat from cabin air as refrigerant flows through the core. The core design meets or exceeds OE performance and efficiency.
Weak cooling from the rear vents can mean the evaporator core is worn, though a leaking A/C line or a weak rear blower motor can be behind the same sign. The 2005-2009 Chevrolet Trailblazer takes one core.
The 2005-2009 Chevrolet Trailblazer, the 2005-2009 GMC Envoy and the 2005-2008 Isuzu Ascender take this rear evaporator core, and it fits more vehicles besides. Look in the "Vehicles it fits" section for your own vehicle.
Fit and size
Build and materials
One evaporator core with O-rings 24606 and 24608 and slim line sealing washers 24402 and 24404, one of each.
Interchange: 1563249 · 288983 · T44083 · 770212 · 89023341 · 89023466 · 4711736 · A89642 · 92689 · 2733436 · 590256 · 1010169 · EV939673PFC
This part cross-references / interchanges with the following part numbers:
Does the Four Seasons 44083 evaporator core fit the 2005-2009 Chevrolet Trailblazer?
Yes. Four Seasons 44083 fits the 2005-2009 Chevrolet Trailblazer, the 2005-2009 GMC Envoy and the 2005-2008 Isuzu Ascender; other vehicles are in the "Vehicles it fits" section.
Does this rear evaporator core come with O-rings?
Yes. Four Seasons 44083 comes with O-rings 24606 and 24608 and slim line sealing washers 24402 and 24404, one of each.
What kind of fittings does this rear A/C evaporator core have?
The inlet and the outlet are both female block fittings. The core is an aluminum plate and fin design.
How can I tell if my rear evaporator core is going bad?
Weak or no cooling from the rear vents, or a refrigerant leak, can be signs. A shop can test the A/C system, since checking it means working with refrigerant lines.
Is 4711736 an interchange number for the 44083 evaporator core?
Yes. 4711736 is among the numbers this Four Seasons 44083 replaces; the rest are on the Interchange line.
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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.