Posted by DonDaynes on January 19, 1999 at 01:10:16:
In Reply to: '80 528i:Starting problem on damp/humid days w/ cold engine posted by T. Williams on January 18, 1999 at 22:22:38:
My 81 had the same problem when I purchased it. I can't remember everything I tried to fix it, but it turned out to be the sparkplug wires. On a day when your car starts, try spraying a small amount of water on them, especially where they enter the "tube". Good Luck