HT 399964C. HVAC Heater Core. Heater Core Aluminum. Warranty Duration. 18-11731, 200303, 2754363, 7T4Z18476A, 80118, 8231514, 92147, 98049, 98902, HC48. Part Numbers. To confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in theCompatibility Table.
