Why does my air conditioner make a thumping noise?

Why does my air conditioner make a thumping noise?

Coming from your ductwork, thumping noises may simply be caused by air pressure changes within the ducts when hot air is blown into cool ductwork or cool air blows into hot ductwork. Inspect your ductwork for loose fittings, broken seals or holes in your ductwork that may be the cause of the thumping noises.

Why does my truck make a clicking sound when I turn it off?

The sound lasts for about 10 seconds and then stops. When I turn the truck off, it happens again for about 10 seconds. The problem didn’t occur often until I had the AC system recharged lately. What do you think the problem is? If I need to replace the blower motor, how can I remove the plasting cowling in front of it without cutting it out?

Where does the thumping sound come from in a car?

Whenever I turn the ignition key to the position where the radio comes on, I hear a clicking/thumping sound coming from the area of the blower motor housing under the dash on the passenger side. The sound lasts for about 10 seconds and then stops.

Why does my truck heater make a thumping noise?

Heater works fine otherwise. When I shut the truck down, the “thumping” cycle repeats, again, for 15 to 20 seconds. It does this all the time, even with the Heat or AC in the off position. While it is thumping, I can feel under the blower motor something striking something.

Why does my Silverado make a thumping noise?

While it is thumping, I can feel under the blower motor something striking something. I pulled the blower motor. No luck. The thumper is somewhere in the distribution box between the passenger and driver side. Any ideas or do I just pull that monster out and try to get a peek inside there!

Why does my GMC Jimmy make a clicking sound?

Googled it cuz a friend of mine has a GMC Jimmy with the same problem. It looks like the issue is a “blend door actuator” read on: I have a 1994 Chevy C-1500 that is making a clicking sound behind the glove box area,what might that be?

Why does my truck keep thumping when I shut it down?

When I shut the truck down, the “thumping” cycle repeats, again, for 15 to 20 seconds. It does this all the time, even with the Heat or AC in the off position. While it is thumping, I can feel under the blower motor something striking something. I pulled the blower motor. No luck.