Four Seasons 98466 HVAC Heater Core

Heater Core for Dodge Ram and Jeep Grand Cherokee

Restore cabin heat with this Four Seasons Heater Core, part number 98466. Built with an aluminum core and OE-style dimensions, it is made for direct replacement service in select Dodge Ram and Jeep Grand Cherokee applications.

Key Features

• Four Seasons Heater Core, part number 98466
• Aluminum heater core construction
• Core dimensions: 8-7/8 in. length, 6-3/8 in. width, 1-1/4 in. thickness
• Tube size: 0.625 in. on both connections
• Meets or exceeds OEM requirements
• Fixed pipe positioning; no adjustable pipe positioning
• Compatible with HVAC heater core replacement service

Detailed Description

The Four Seasons 98466 heater core is an aluminum HVAC heater core built to match the size and connection layout needed for select Dodge Ram 1500, Ram 2500, Ram 3500, Ramcharger, and Jeep Grand Cherokee models. Its compact 8-7/8 x 6-3/8 x 1-1/4 inch profile and 0.625 inch tube connections support proper fitment in the heater box while meeting or exceeding OEM specifications. This part cross-references Spectra Premium 94466 for the same application.

Compatible With 1994-2001 Dodge Ram 1500, 1994-2001 Dodge Ram 2500, 1994-2001 Dodge Ram 3500, 1994-1996 Dodge Ramcharger, 1999-2001 Dodge Ramcharger, and 1993-1998 Jeep Grand Cherokee. It also applies to 2002 Dodge Ram 1500, Ram 2500, and Ram 3500 with old body style HVAC heater core fitment. The Four Seasons heater core line focuses on replacement components for heating and cooling service, and this 98466 unit follows that approach with OE-style sizing and aluminum construction.

Common Problems This Part Can Address

• Weak or no heat from the HVAC system
• Coolant odor inside the cabin
• Fogging or film on the windshield from heater core leakage
• Coolant loss traced to the heater core area
• Uneven cabin temperature output

Installation Notes and Tips

Verify heater hose connection size, core dimensions, and vehicle-specific HVAC layout before installation. Flush the cooling system and inspect hoses, clamps, and the heater control valve or related HVAC components for contamination or wear. For 2002 Dodge Ram trucks, confirm old body style HVAC heater core fitment before ordering. Professional installation is recommended for proper sealing and system refill.

Quality Assurance

Four Seasons lists this heater core as meeting or exceeding OEM requirements. The aluminum construction and application-specific dimensions are intended to support reliable replacement service in the listed Dodge Ram and Jeep Grand Cherokee vehicles.