Painting Window Molding

Wil

New Member
Jan 2, 2003
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Burke, VA
Ok, well to cut a long story short, some jacka$$ smashed in 3 of my window, the front, drivers side, and worst of all, the quarter window. Well, I got them replace for pretty cheap (400 total) BUT the quarter window I got from the junk yard is in good shape but it's painted in a very light red ( most likely MACCO ). Question is..... can I cover the car and window and just paint it regular black???? :shrug: Is there any pre paint things to do?
 
I repainted all my black moldings no problems a few years ago. Wet sand them to get them real smooth. I heard its good to use black bumber paint to help the paint stick better or else it can chip easy I guess. I used a few coats of the black bumber paint and it seems to hold up pretty good. Another alternative is the stick on molding covers that I think Steeda sells, or one of those companys. That would be easier but I dont know how good they look are anything.
 
No, I didn't find the dude who did it. I don't really have many enemies I'm a friendly dude BUT I was messing with these two girls who both have boyfriends. My boys think I might be one of the dudes. I don't know though, thats pretty Pu**y to smash someones window in instead of confronting them. WHatever though. So, I should sand it? What grade ? I can't wet sand it because I the window already in. Anymore pointers?
 
someone needs to do a write up with pictures about this...because mine look like crap and i know other people that would love to be able to make them look better without having to spend 300 bucks for new ones
 
you can sand it while its on the car, just tape up the surroundings real good and depending on how rough the moldings are, start with something like 400 grit dry, than work you way up until it starts to get smooth. Then to get it real smooth wet sand it up to 800 grit or so. Just use your own judgement on what to use, just keep going until they are really smooth. Then spray some flexible black primer, wait, then sand some more, put a few primer coats on and do your final sand and make sure you clean it up real good. Then spray some flexible bumber paint, I used flat black, and let dry, then do another coat. Thats pretty much what I did about a year and a half ago and it turned out really nice, almost as good as new. They still look pretty good now, just maybe a LITTLE faded but still nice. They were really faded(some white spots it was so bad) and as rough as sandpaper before I did any of this.
Old moldings:
campbell1

Painted Moldings:
campbell3
 
I've always heard that there's no permanant way to paint quarterglass window moldings, because they're rubber. The bumper paint is a good argument to this, but i dont think it's ever going to look "like new" being painted, especially if it's weather pitted like so many are.
 
well just got done with one side...sorry no pics....it looks a lot better than it did before mainly because its black and not gray. i just used 600 grit because the place i went was all out of 400. they got pretty smooth, but you could tell they werent brand new and then wet sanded with 800. sprayed a few coats of primer and sanded it again and than sprayed the black bumper paint on there. looks good to me, but im not a perfectionist. ill try to get some pics somehow.
 
In order for this to work. You will need an Adhesion Promoter, PPG 801, I believe. Spray it on first, no reduction is required then wait 20 minutes before anything else then apply primer and then paint it just like normal.

Flex additive will do nothing for you, except make it runnier. Urethane parts, and rubber do not scuff well so the first time that they get hit the paint will all chip off, unless you use the adhesion promoter.

I dont want to get in an arguement but I have seen a lot of people on different boards and have been told by customers to use flex additive on their cars. With current technology and urethane clearcoats, it is not even necessary and doesnt even get used anymore where I work. Urethane clearcoat is so flexible you can literally bend a panel almost in half before it will crack. By the time your panel has be bent that far its time for a new panel, or a lot of pulling and some major bodywork anyways.