The heater core is a small radiator that warms the car’s cabin using hot coolant from the engine. The cooling system’s hoses circulate liquid coolant through the heater core as they do through ...
Internal combustion engines produce heat that is carried ... want to actually remove the heater box to lighten the car? If ...
A stuck-open thermostat prevents the engine (and coolant) from heating up. Cold coolant flowing through the heater core can't ...