moisture

[A4edwin]

getting moisture buid up on windsheild inside of car alot of moisture but i dont know where its coming from any body dealt with this?

[Monkey77]

I've dealt with it on my rear window. Ended up being a small gap in the seal. Had to replace the seal with a new one. Was a pain in the ass. Just check and make sure your front windshield has air tight seals.

[njm23]

my windshield did that when my car sat for a month. I believe it was from my sunroof drains being clogged and that allowed water to get into my trunk. I would check that to see.

[a4937]

Well if you're anywhere around my area it's -7 degrees right now.. and having the heater on when you're driving condensation will build up inside the car.. then when it sits for a while and it's ridiculously cold it freezes on the inside of the windshield and other windows.

[jpcallmotor]

Is it snowy in your area? I will bet you that its from your snowy feet when you get in the car.

[A4edwin]

actually car just sitting. havent even been driving it

[djwimbo]

If you're not driving it and you're getting moisture inside, then it's from the heat cycles. Same reason why your car has defrost.

If you're getting it while driving and with the heat/AC on, it could be a heater core.