Skip the auto shop - Our mechanics make house calls

Q: clicking noise in heating and cooling duct work under dash

asked by on

the clicking noise does not seem to be the fan, because the noise occurs when the key is shut off and nothing is running.

My car has 97000 miles.
My car has an automatic transmission.

A: The noise you are hearing is likely a tempe...

The noise you are hearing is likely a temperature or blend door electronic actuator, which will make the clicking noise when the circuit board inside the actuator goes bad. The actuator that is bad will need to be located and then replaced as required. If you'd like, a YourMechanic certified technician can come to your location to perform a Car is making a noise Inspection on your vehicle, diagnose the faulty part, and help you with the replacement of the part as well.

Was this answer helpful?

Need advice from certified mechanic? Get help now!

Over 1000 mechanics are ready to answer your question.
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Save up to 30%

Get a quote

What others are asking

Q: Wipers are not working

Hi there: There are several individual components that must all work together in order to correctly activate the windshield wipers. However, the most common cause of the issues you're describing is a bad or failing windshield wiper switch. It could...

Q: How can I tell if the fuel injector is bad or if it is just the o-rings that need to be replaced, without taking them out to check?

Hi and thanks for writing in. When it comes to determining what part to get, first you need to know what each part does. The O-ring on a fuel injector serves two purposes. The o-ring seals the injector from leaking...

Q: Power problems

Hi. Other owners have reported similar symptoms with their trailblazers. The first and easiest thing to check would be the 125A mega fuse under the hood. This is located right outside the under hood fuse box and has two big...

Related articles

How Do Power Car Windows Increase Passenger Safety?
Power windows are responsible for approximately 2,000 emergency room visits every year. When a power window closes, it exerts enough force to bruise or break bones, crush fingers, or restrict an airway. Though...
P0052 OBD-II Trouble Code: HO2S Heater Control Circuit High (Bank 2 Sensor 1)
P0052 code definition HO2S Heater Control Circuit High (Bank 2 Sensor 1) What the P0052 code means This code is seen when the Engine Control Module (ECM) tries to control the...
How Much Does a Mechanic Make in Vermont?
Automotive technician jobs in Vermont have an average mechanic salary of $37k, with some mechanics earning a salary of $53k.