Posts Tagged: no heat in car
Car heater blows cold air
Car heater blows cold air — causes and fixes Heater blows cold Car heaters aren’t that complicated; they’re just little radiators with a blower, temperature controls and a cabin air filter. Hot engine coolant runs through the heater core and your blower runs cabin air past the fins. That’s it. So let’s take a look at the possible causes. #1 Cause of car heater blows cold or cool air—Low coolant level. Low engine coolant is the #1 cause of low or no heat, especially at idle. When the coolant level … Read More
No heat in car — Most common causes and fixes
No heat in car or blowing cold air These are the most common cause of no heat in car or heater is blowing cold or cool air 1) A low coolant level is the most common cause of no heat in car Check the coolant level in the coolant reservoir in the engine compartment. If it’s below the minimum line or is empty, top off with the recommended coolant. Heater core tip: Hot coolant (around 200°F) enters the heater core from the engine. Cabin air blows across the heater core … Read More