Why is my car AC knocking?
Knocking or clicking usually signals loose mounting bolts or any of the other various air conditioning components not being tight enough. The loose parts will rattle and shake and you’ll hear a racket when you kick on the AC. To troubleshoot this issue, turn your engine on, pop open the hood, and crank up the AC.
What causes a loud knocking sound in the dash?
Loud knocking in dash when… Loud knocking in dash when vehicle is started and no air from front vents. When you start the vehicle there is a loud knocking that goes on for about 1 minute. There is no air coming from the front vents. What is the thing that shifts the vented air around?
Where does the clicking noise come from in my car?
I have recently started hearing a clicking noise (almost exactly like the noise a blinker signal makes) that is coming from behind the dash board on the passengar side of the car between the glove compartment and center console area. I can’t identify why it starts, but have noticed that it usually occurs when the a/c is turned off.
Why does my car dashboard make a rattling sound?
So let’s talk about the most common causes of dashboard vibrations. Loose trim parts are often behind the various rattling sounds your dash might produce. The plastic and metal bits that make up the surface layer of your dashboard shouldn’t be vibrating against each other.
What makes a clicking noise when the AC is turned on?
Brief, loud clicking noise from dashboard area when AC is… Q: Brief, loud clicking noise from dashboard area when AC is turned on. This started happening about 2 weeks ago. When I start up my car or whenever I turn the AC on I hear 3 or 4 loud clicks coming from what seems to be under the dashboard.
Loud knocking in dash when… Loud knocking in dash when vehicle is started and no air from front vents. When you start the vehicle there is a loud knocking that goes on for about 1 minute. There is no air coming from the front vents. What is the thing that shifts the vented air around?
I have recently started hearing a clicking noise (almost exactly like the noise a blinker signal makes) that is coming from behind the dash board on the passengar side of the car between the glove compartment and center console area. I can’t identify why it starts, but have noticed that it usually occurs when the a/c is turned off.
Brief, loud clicking noise from dashboard area when AC is… Q: Brief, loud clicking noise from dashboard area when AC is turned on. This started happening about 2 weeks ago. When I start up my car or whenever I turn the AC on I hear 3 or 4 loud clicks coming from what seems to be under the dashboard.
What kind of noise does a car make when it is shut off?
Best way to describe the sound is it sounds like plastic hitting plastic, almost as if you would strike the dash with a plastic dowel. I’ve also heard the noise when the car is shut off and I’ll bump against it.