but the hose from the valve to the heater core (the hose that goes into your car) is cooler, the valve is in the closed position. Some valves are controlled by vacuum. Check that the vacuum hose ...

hose, or entire radiator unit. Your car's HVAC controls —whether your car uses buttons, knobs, or touchscreens— manage the heating system. If these controls fail, the heater may not be ...

Learn about maintenance and repairs from our experts. Find out if there are any recalls on your car. Heater hoses are rubber hoses that circulate engine coolant to and from the heater core ...

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 ...