Nubira SX Hatchback L4-2.0L DOHC D-TEC MFI (1999)
Heater Core: Description and Operation
Heater Core
The heater core heats the air before it enters the vehicle. Engine coolant is circulated through the core to heat the outside air passing over the fins of the
core. The core is functional at all times and may be used to temper conditioned air in the A/C mode as well as in the heat or the vent mode.