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Resolution to squeaky sunroofs!!!

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Old 05-18-2009, 03:02 PM
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Resolution to squeaky sunroofs!!!

Okay, well I've had my TC now for about 3 months.

As time has passed, the sunroof has gotten continually worse as far as creaks go.

After some investigation I've come to the realization that it was from the rubber seal on the sunroof and where it meets the roof of the car. I realized this because every time I put up the sunroof the creaks went away and every time I put it down they came back! The only way I could truly enjoy driving the car was with the sunroof slider closed (I didn't want to do this on sunny day, not should you have to!).

I the pushed on the sunroof slightly when the car was parked and heard the same creaking noises that I heard when I was driving!

My resolutions tried and follows (this is only for sunroof rubber creaks (which seem to be the majority of problems - not wind noise)):

1. I waxed (with car wax) the inner portion of the paint with the sunroof open figuring the rubber rubbing against the paint (which is the core of where the noise was coming from) was still too rough. I applied wax and closed the sunroof, it was even worse!

2. This one worked. I then sprayed WD-40 on a paper towel and applied it around the rubber sealing of the sunroof and BAM! No more creaky rubber to paint rubbing! This will last you about 3 weeks or until the wd-40 dries again.

My next resolution was to apply clear grease along the inside of the sunroof frame (not on the rubber). This will not only keep the sunroof properly moistured and prevent dry rotting and cracking, but is a long term solution to the creaking since it seems to come back with the wd-40 since it dries out pretty quickly.

Let me know if you have any questions, comment or concerns! Hope this helps!
Old 05-18-2009, 03:05 PM
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I did something similar with silicon emulstion to stop a squeak and air leak at highway speeds. Needless to say for the last week or so it's been much more quiet, now I just need to figure out why the visor is vibrating when it's cold.
Old 05-18-2009, 03:24 PM
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i got this same dam problem i have not done anything about it but i have been thinking about it.
Old 05-18-2009, 03:30 PM
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what type of grease did you use??...i want to tear my sunroof off
Old 05-18-2009, 03:35 PM
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Originally Posted by Sweetsandman
what type of grease did you use??...i want to tear my sunroof off

Trust me, I did too! that's why I tried whatever I could do to fix this problem!

Something like this one:

http://www.buyhardwaresupplies.com/?...Number=8138307

or you can try this one: http://www.homedepot.com/webapp/wcs/...ctId=100597281

seems interesting and I think I may pick this up next!

Last edited by wantedSS/TC; 05-18-2009 at 03:35 PM. Reason: Automerged Doublepost
Old 05-18-2009, 03:40 PM
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I have been meaning to get to this for a while but hadn't really put any thought into how to do it. I was thinking of putting like thin rubber door seels in there but grease is waaaay easier now that you mentioned it! Thanks a ton!!!
Old 05-18-2009, 03:42 PM
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Originally Posted by Sweetsandman
I have been meaning to get to this for a while but hadn't really put any thought into how to do it. I was thinking of putting like thin rubber door seels in there but grease is waaaay easier now that you mentioned it! Thanks a ton!!!
No problem!

Yeah I wouldn't add any more rubber in there! You might have leakage problems, etc.

Grease is way easier and more effective!
Old 05-18-2009, 03:43 PM
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i got some KY jelly, ill throw that on there
Old 05-18-2009, 03:49 PM
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Originally Posted by Gestapo007
i got some KY jelly, ill throw that on there
If you use KY you are required to post pics of the install process. I just think seeing someone squirt KY on their car would look funny to any onlookers
Old 05-18-2009, 03:50 PM
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Originally Posted by Gestapo007
i got some KY jelly, ill throw that on there
if I wasn't already subscribed to being the OP I would now for pics!
Old 05-18-2009, 03:55 PM
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ill seriously put some KY on it and take a pic of me doing it lmao!
Old 05-18-2009, 03:57 PM
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Originally Posted by Gestapo007
ill seriously put some KY on it and take a pic of me doing it lmao!
Do it! and then post it on this bitch when you're done!!
Old 05-18-2009, 04:05 PM
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KY is water based though so it may wear off quickly..but it will be good for one heck of a laugh!
Old 05-18-2009, 04:54 PM
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Originally Posted by Permafried-
I did something similar with silicon emulstion to stop a squeak and air leak at highway speeds. Needless to say for the last week or so it's been much more quiet, now I just need to figure out why the visor is vibrating when it's cold.
Silicone and PTFE grease i use at work works great on mine.
Old 05-18-2009, 05:24 PM
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WD-40 is not supposed to harm rubber but I know from personal use that it does break it down.

Silicone grease or spray is what should be used to lube weatherstripping on doors, sunroofs etc.
Old 05-18-2009, 05:26 PM
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Originally Posted by 06G5GT
WD-40 is not supposed to harm rubber but I know from personal use that it does break it down.

Silicone grease or spray is what should be used to lube weatherstripping on doors, sunroofs etc.
yeah, well as you can see I've only used it twice, so I don't think I caused that much harm. I then switched over to silicone grease!
Old 05-19-2009, 09:34 AM
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no pics of the KY jelly install. if you do that i vote sticky or how-to
Old 05-19-2009, 10:06 AM
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Originally Posted by wantedSS/TC
yeah, well as you can see I've only used it twice, so I don't think I caused that much harm. I then switched over to silicone grease!
What color is the silicone grease are you using? And, what areas are you applying this onto...just the backside of the sunroof rubber? Do you know if there is any way to adjust the sunroof...seems like mine sits a little higher on the drivers side.
Old 05-19-2009, 10:19 AM
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yea alot of the sun roofs sit high on one side. you can try to adjust it but it rarly works. theres three torx screws on the inside hold the glass to the slider, you just loosen them and push down on the roof will its closed and when it looks good tighten them again. i have been using the silacone(sp?) spray and it works great you need to wash the rubber with some soap and water then apply it. that shold hold for a month or so.
Old 05-19-2009, 10:23 AM
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Originally Posted by julius41282
What color is the silicone grease are you using? And, what areas are you applying this onto...just the backside of the sunroof rubber? Do you know if there is any way to adjust the sunroof...seems like mine sits a little higher on the drivers side.
I'm applying it to all areas that the rubber meets paint on the inseams of the sunroof. It's a clear grease. I didn't actually apply it to the rubber of the sunroof, but more so the inseams where the paint meets the rubber seal on the sunroof when closed.

I didn't want my sunroof to look like a dirty italian with all greased up hair when it's out and about!
Old 05-19-2009, 10:34 AM
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how long do you find the grease lasts before it sqeaks again? lol
I didn't want my sunroof to look like a dirty italian with all greased up hair when it's out and about! FTL
Old 05-19-2009, 10:41 AM
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There's a GM grease designed for this application.

I used 303 Aerospace Protectant on the sunroof seal. I was surprised to see only 1 seal between the glass and the metal roof.
Old 05-19-2009, 10:43 AM
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Originally Posted by majourpain
how long do you find the grease lasts before it sqeaks again? lol
I didn't want my sunroof to look like a dirty italian with all greased up hair when it's out and about! FTL
with the grease I'd say until it dries up. To put it in relation, the WD40 spray crap lasted 2 weeks before creeking again.

I'd say this could go a couple months. Nothing too big of a deal as it beats have a creaky as sunroof that you're embarrassed to drive around with!
Old 05-19-2009, 10:46 AM
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Originally Posted by wantedSS/TC
with the grease I'd say until it dries up. To put it in relation, the WD40 spray crap lasted 2 weeks before creeking again.

I'd say this could go a couple months. Nothing too big of a deal as it beats have a creaky as sunroof that you're embarrassed to drive around with!

yea exactly im just trying to decide if i shold get the grease or stick with the spray
Old 05-19-2009, 10:49 AM
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Originally Posted by majourpain
yea exactly im just trying to decide if i shold get the grease or stick with the spray
I'd grease it. Put on a thin layer and you'll be set! It lasts 5x longer and isn't even noticeable when the sunroof is open. I've used the spray twice, once the creak came back within a week (but it was raining all week here) so that might of had something to do with it!.

If you spray however, spray the wd40 or whatever you use into a paper towel or towel and then wipe around the rubber. You don't want to hose the inside of your car with oil since the sunroof needs to be open to do this!


DO NOT spray or lube the sunroof when it's closed - defeats the purpose!

Last edited by wantedSS/TC; 05-19-2009 at 10:49 AM. Reason: Automerged Doublepost


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