Four Seasons 92440 HVAC Heater Core

Four Seasons 92440 Heater Core for Ram ProMaster

The Four Seasons 92440 heater core is a specific-fit HVAC heater core built with an aluminum core and aluminum tube construction. It is engineered and tested for dependable operation in the heating system, with fitment for Ram ProMaster 1500, 2500, 3500, and ProMaster EV applications.

Four Seasons Heater Core products draw on more than 50 years of mobile A/C experience, with a focus on consistent fit and long-term service in HVAC repair work. This part cross-references UAC HT2245C for the same application.

Key Features

• Part number: 92440
• Specific-fit HVAC heater core for confirmed vehicle applications
• Aluminum core and aluminum tube construction
• Core dimensions: 10.69 in. width, 4.875 in. height, 1 in. depth
• Tube size: 0.69 in. / 17.46 mm on both connections
• Direct replacement style for HVAC heater core service

Product Details

This Four Seasons heater core is built for Ram ProMaster heating system repair where the original core has leaked, restricted coolant flow, or no longer transfers heat effectively. The aluminum heater core design supports efficient heat exchange inside the HVAC case, while the specific-fit configuration helps match the intended application. It is listed for 2014-2025 Ram ProMaster 1500, 2014-2025 Ram ProMaster 2500, 2014-2025 Ram ProMaster 3500, and 2024-2025 Ram ProMaster EV.

Use the 92440 heater core when servicing a Ram ProMaster HVAC system that needs a direct replacement heater core with the correct dimensions and tube sizing. The Four Seasons 92440 part number is also a useful reference when comparing heater core options for the same vehicle coverage.

Common Repair Symptoms

• Weak or uneven cabin heat
• Coolant odor inside the vehicle
• Moisture or fogging from a leaking heater core
• Restricted heater performance from internal blockage
• HVAC system heat loss in Ram ProMaster models

Installation Notes

Confirm the heater core dimensions, tube size, and HVAC case layout before installation. Drain the cooling system as required, inspect hoses and seals for wear, and verify that the heater circuit is clean before installing the replacement core. Proper bleeding of the cooling system after service helps restore normal heater operation.

Quality Assurance

Four Seasons states that its HVAC products are engineered and tested for years of trouble-free operation. Backed by more than 50 years of mobile A/C experience, the brand positions this heater core as a dependable service part for Ram ProMaster heating repairs.