Old Dec 5, 2014 | 02:59 PM
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Thornh
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Joined: Apr 2013
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From: Stokesdale, NC USA
Default Re: How-to: Clean the inside of your headlamp Assembly

Originally Posted by gp1200x
That kit Part# 05174786AA will service both headlights. I though I needed two after looking at it but it contains enough parts for two.


Original TSB:
http://srt-6.com/pdf/tsb/SB_08_002_0...ndensation.pdf




U Tube picture on outside cleaning:
Restore Headlights with Checking - YouTube


He's doing it with the light mounted - I wouldn't do it without taking it out and I would use a cheap kit - like $10 RainX or Turtle Wax ones - tried both and they worked very well but it takes a long time. He doesn't show the final product after using that sealer - acrylic clear coat??. I don't think it is going to end up crystal clear!


I looked locally for 99+ methanol and it is not usually stocked at the big boxes and pharmacy chains. If you are around Frederick, MD use this place.
Gunthers (Automotive machine work)
10409 Woodsboro Pike
Walkersville, MD 21793


Bring your own container. I asked him about the purity and he says it is either 99.9 or 99.8%. He pumps it from drums. Cost was 3 dollars a gallon!

I have cleaned my headlights with methanol and replaced the seals using the seal kits specified in the TSB. It is one kit per headlamp assembly. Anyone doing this will need 2 seal kits to do both sides.

That being said the methanol does a great job of cleaning the inside of the headlight, and so far (6 months later) my headlights have not accumulated any additional fogging on the inside of the lens after replacing the seals with the new (improved) kit. Unfortunately they still need periodic cleaning of the outside to remove the oxidation that continues to occur due to UV exposure. My car stays garaged most of the time, so I only need to remove the oxidation every 6 months or so.
 
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