White Dust From Car Air Vents

It s like a fine whitish powder but think more like a fine salt it s slightly gritty and not like talc or dust.

White dust from car air vents.

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. Won t buy another ford. Terrible smell coming from vents with ac or heat not all the time. It is not coming from outside the car or the cabin air filter would stop it.

If there s a smell to the steam or if it s actually smoke you have a larger problem on your hands. Why the heck does this white dandruff looking dust come out of all my vents every time i turn on the heat ac. The unsuspecting drummers were not impressed with our. The dust normally has a grit to it rather than normal dust you d find around the house.

The evaporator is made of tubes covered with aluminum fins. It s visible at all of the front vents and it has settled on everything that is in front of the vents. Smells horrible and yet mechanic can find nothing wrong. It also came out of the top vents when the defroster was on.

Started the car and noticed something coming from the vents. Multiple toyota and lexus models suffer from a buildup of white dust on the dash. It looked so kool and funny with the stage lights highlighting the cloud of white dust lol. Your a c evaporator is the source of this white powder.

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. This dust is being made in your car. 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. If there s a small pinhole which is a small leak typically caused by corrosion in the heater core drivers may have steam coming.

It doesn t smell and stops after a few. Now the white dust could be aluminum oxide or aluminum rust as the fins break down. White sparkling powder comes out and covers the dash.