Four Seasons 92159 HVAC Heater Core - Front

Four Seasons 92159 Heater Core Overview

Four Seasons 92159 is an aluminum HVAC heater core built for direct replacement service in select Ford and Lincoln trucks and SUVs. It matches the listed dimensions and uses a non-adjustable pipe layout for a straightforward fit in the heater box.

Compatible with 2007-2010 Ford Expedition, 2009-2010 Ford F-150, 2010 Lincoln Mark LT, 2007-2010 Lincoln Navigator, 2009 Ford F-250, and 2009 Ford F-350, this heater core supports cabin heat restoration in front HVAC applications.

Key Features

• Four Seasons heater core, part number 92159
• Aluminum core construction for HVAC heat transfer service
• Core dimensions: 9-1/2 in. length, 6 in. width, 1-7/8 in. thickness
• Core height: 9.500 in.; core width: 6.000 in.; core depth: 1.875 in.
• Tube size: 0.625 in. / 15.875 mm on both connections
• Meets or exceeds OEM requirements
• Non-adjustable pipe positioning

Product Details

The Four Seasons Heater Core line focuses on HVAC core replacement parts built to restore heat exchange performance inside the vehicle cabin. Part number 92159 uses an aluminum heater core style and is sized for the specified Ford Expedition, Ford F-150, Ford F-250, Ford F-350, Lincoln Mark LT, and Lincoln Navigator applications. This part cross-references Dorman - HELP (e.g., 91159, 99362) for the same application.

For buyers searching for a Ford Expedition heater core, Lincoln Navigator heater core, or Ford F-150 heater core replacement, this unit provides the listed OE-style dimensions and connection sizes needed for proper HVAC service.

Common Problems This Part Addresses

• Weak or no cabin heat from a restricted heater core
• Coolant odor inside the cabin from a leaking core
• Fogging or film on the windshield caused by heater core seepage
• Uneven heat output from internal blockage or corrosion
• HVAC performance loss after heater core failure

Installation Notes and Tips

Verify the vehicle year, model, and front HVAC configuration before installation. Compare the existing core dimensions, tube diameter, and pipe orientation to the listed specifications for Four Seasons 92159. Drain the cooling system before removal, inspect hoses and seals during service, and confirm the heater box is clean before installing the replacement core.

Quality Assurance

Four Seasons lists this heater core as meeting or exceeding OEM requirements. The aluminum construction and application-specific sizing support direct replacement service for the confirmed Ford and Lincoln fitments.