Computer doofus that I am, I don't know how to give you the link. So here's the old fashion way to read about repairing the CC. Go to the DIY section of this site. Click on climate control. Click on CC repair by BoostnBenz on 2/16/04. I used this advice to repair mine. Good info.

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John Schroader
bio burnin' 83 300D, '83 300 SD, '79 240D
"I've never met a man who was good at making excuses who was good at anything else" Ben Franklin
"You cannot permanently help a man by doing for him what he could and should do for himself" Abraham Lincoln