White Dust From Car Air Vents

Now the white dust could be aluminum oxide or aluminum rust as the fins break down.

White dust from car air vents.

It also came out of the top vents when the defroster was on. Won t buy another ford. It s visible at all of the front vents and it has settled on everything that is in front of the vents. It is not coming from outside the car or the cabin air filter would stop it.

If there s a small pinhole which is a small leak typically caused by corrosion in the heater core drivers may have steam coming. White sparkling powder comes out and covers the dash. The unsuspecting drummers were not impressed with our. Hi over the past few weeks i have also noticed white powder blowing out of air vents on my 2009 auris 1 33 tr about 32k miles.

It s like a fine whitish powder but think more like a fine salt it s slightly gritty and not like talc or dust. If there s a smell to the steam or if it s actually smoke you have a larger problem on your hands. Initially thought it was just the cabin filter replaced to no avail then read about air cond fin corrosion potentially associated with failing water pump. Car year make model.

Started the car and noticed something coming from the vents. The evaporator is made of tubes covered with aluminum fins. It looked so kool and funny with the stage lights highlighting the cloud of white dust lol. The dust normally has a grit to it rather than normal dust you d find around the house.

It doesn t smell and stops after a few. The dust can also be found in the air conditioning vents tucked up against the windshield and on the front of the passenger window trim. Terrible smell coming from vents with ac or heat not all the time. Smells horrible and yet mechanic can find nothing wrong.

Bill allen owner of mechanics plus in casselberry florida says that air flows through a heater core and an evaporator core before exiting the vents. This dust is being made in your car. Checked among other things if the ac was not draining and put in a new air filter but problem still continues.