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Old 12-03-2012, 10:55 PM   #13
jfoj
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Join Date: Nov 2009
Location: Fairfax, VA USA
Posts: 9,644
My Ride: '06 330CiC, '03 M5
Rear door vapor barriers all leak after about 7 years. If window regulator has been replaced, even more likely.

Check rear floors and trunk for moisture.
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Solve your misfires, lean codes, rough idle - http://forum.e46fanatics.com/showthread.php?t=897616

Fuel pump failures - http://forum.e46fanatics.com/showthread.php?t=929501

Temp Info - http://forum.e46fanatics.com/showthread.php?t=964491

Hidden OBC Menu - Check Voltage, Temps, Fuel Level - http://forum.e46fanatics.com/showthread.php?t=239619

E46/E39 GM5 Door Lock Info - www.bmwgm5.com

Lower hose fan switch O-ring - BMW #13621743299
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