1. A bad or worn out drive belt. 2. A bad or damaged a/c clutch. 3. A bad or locked up a/c compressor.
If it's a creaking noise then it is most likely that your compressor is broken.
Your central air conditioner may make a loud noise when it comes on. This is because it may have a leak somewhere in the system.
Loud noise is not a good description. If its a loud squeal turn the air conditioner or defroster off. If the squeals goes away the compressor or the clutch for the air conditioner compressor is locked up.
It is the alternator....
The fuel in the cylinders exploding
When lighting strikes it causes a cavity or vacuum in the air the loud noise is caused by the vacuum collapsing. as an example popping a plastic bag cause the same effect.
Wheel bearing
A little kid in the trunk with a hammer
Noise is a movement of the air. An explosion is a rapid expansion of gasses, which causes movement of the air.
you need to check the front axel u-joints NEUTZ
Agressive tread, bad alignment
loose belts