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Windshield Freezing on INTERIOR

Posted: Thu Dec 03, 2009 3:57 am
by mhcgjl
The windshield on my Vibe is freezing on the INTERIOR of the car when it is cold outside. Has anyone had this occur..and if so, what did you do about it?Thanks!

Re: Windshield Freezing on INTERIOR (mhcgjl)

Posted: Thu Dec 03, 2009 6:58 am
by ou.grizzly
What year vibe, how many miles, any issues with any leaks or the hvac sysetem? Where are the vent settings at when exiting the vehicle for the night?

Re: Windshield Freezing on INTERIOR (mhcgjl)

Posted: Thu Dec 03, 2009 9:05 am
by djkeev
Do you mean when you come out in the morning the frost is on the inside?If you you've got the ice forming after you get home and the windows are closed, you've got moisture problems IN the car. The floor mats are sopping wet or there is a puddle somewhere inside that is raising the inside humidity up high and then at night it frosts on the inside, the same process that causes frost on the outside on cold nights. Condensation forming and then temps dropping.Find the wet spot / spots and fix them. Leaky windshield? wet floor mats / carpet, bad heater core or bad heater connection, plugged AC condensation drain hose, whatever.Dave

Re: Windshield Freezing on INTERIOR (djkeev)

Posted: Wed Dec 09, 2009 8:27 pm
by patrickogrady
What Dave just said. Find the moisture and eliminate it if possible. I have the same thing when I leave too much snow/ice on the mats, it evaporates when the car is warmed up and re-freezes at night. Dump your mats regularly (you aren't using carpet floor mats in the winter are you?!) I also leave my window open a crack to let moisture escape, so long as it's not raining/blizzard outside.

Re: Windshield Freezing on INTERIOR (patrickogrady)

Posted: Thu Dec 10, 2009 5:02 am
by Whelan
Get yourself some lava rocks or one of those little foam filled containers. That should help out.

Re: Windshield Freezing on INTERIOR (Whelan)

Posted: Thu Dec 10, 2009 7:21 am
by jake75
I think it would of great help if all members listed their year, model, and options as part of their signature.

Re: Windshield Freezing on INTERIOR (Whelan)

Posted: Mon Dec 14, 2009 4:33 am
by MrsGart
Or run your Defroster. This uses the AC which can be used in colder tems. I've got a 2005 in WI and never had this problem, but I run the AC (with the temp up) to dry out the air in the car.Best of luck. In the olden days, we'd keep a credit type card in the car to scrape the inside window while driving. That was in my old car without air conditioner

Re: Windshield Freezing on INTERIOR (mhcgjl)

Posted: Mon Dec 14, 2009 1:00 pm
by star_deceiver
I have no A/C in my Vibe. The windshield will only fog up when it's really cold (-15C) or when I sit in it idling too long right after starting it. Once driving, fan setting 3 and foot/defrost setting quickly remove any fog/ice that may form.You can't use the recirc setting when on defrost or foot/defrost. Older Vibes might be able to and I've learned from past autos that any setting with cold/rain and recirc = fog!Oh yeah, don't breath too hard on the windshield...

Re: Windshield Freezing on INTERIOR (mhcgjl)

Posted: Mon Dec 14, 2009 6:24 pm
by tribalman
when mine start frosting up badly i try and make sure the mat doesn't have a lot of snow on it. i also try and clean the windows. i find that the dirty ones fog and frost a lot more than clean ones.

Re: Windshield Freezing on INTERIOR (tribalman)

Posted: Sat Jan 23, 2010 1:13 am
by Blueridge9
Here's another possible cause of moisture:My Vibe's floor was getting wet fogging up the interior and we looked EVERYWHERE until our friend found that some debris had plugged the drain lines above in the front of the SUNROOF!

Re: Windshield Freezing on INTERIOR (mhcgjl)

Posted: Mon Jan 25, 2010 5:11 pm
by mixer
I found that my sunroof seal leaks a little which allows for water to collect on the black plastic tray. This tray is there for this reason. It directs the water to the drain tubes that are literally plumbed out of the vehicle. This collected water (ice in winter from thawing and freezing) also contributes to interior moisture. The Pontiac dealership said this is actually a common problem on many cars. I did get some time on a nice "warm" day to clean the seal and where it seats at and took a little vaseline and coated the seal. It does help but you will have to retract the sunroof back to get the front half. Close it and raise it up to get the rear.

Re: Windshield Freezing on INTERIOR (mhcgjl)

Posted: Fri Jan 29, 2010 1:51 pm
by dragon64
Another possibility is an anti fog agent has been applied to the glass or it could be similar componant in a glass cleaner. These agents work by adsorbing moisture in the air but at below freezing becomes frost. My girlfriend G3 came from the dealer with this stuff all over the glass and needed to be stripped with IPA then soap and water. Stopped after that.Also dirt and airborne road grime built up on the inside of the glass surfaces can also attract any moisture in the air.

Re: Windshield Freezing on INTERIOR (mhcgjl)

Posted: Sat Jan 30, 2010 12:32 am
by 06pvibe
If the moisture seems to start in one area of the windshield and spread out from there, I would have to guess that you have a leak in the butyl caulk the glues the windshield glass in. I have seen and heard about this before. Either a bad installation originally, or since the glass is actually structural to a vehicle these days, it might have come loose over time as the car flexes over uneven road surfaces and bumps.

Posted: Sat Jan 30, 2010 12:56 am
by joatmon
Frost on the inside of the windshield has been a recurring problem in Vibes, not one everyone has run into, but it seems to have been coming up in the forums every winter since genvibe's first winter http://forums.genvibe.com/zerothread?id=1943

Posted: Sat Feb 27, 2010 4:51 am
by MountainMax
My 09 does this since I had to remove my floor mat, the carpet is soaking up all of the snow/water off your boots now, they might end up replacing my carpet when it's all done when they finally fix the recall problem