Q:

What is a heater actuator?

A:

Quick Answer

A heater actuator, more commonly known as a heater blend door actuator, is a "door" that allows adjustments in temperature of air conditioning and heating in a vehicle. If a car is blowing air of a singular temperature, regardless of adjustment, the actuator is broken and needs to be replaced.

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Full Answer

The heater blend door actuator allows the mixture of hot and cold air to reach the desired temperature inside a vehicle. Some newer cars may require removal of additional car parts to get to the heater blend door actuator, and so it may take longer for repairs to be completed.

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