E30 Zone

I've got a 1990 316i Lux that tries to stall if it gets warm, in traffic etc. I had it tuned a while ago which seemed to help, but not solve the problem.
Its now getting bad again and I wondered if anyone else had encountered this problem.

Cheers

Not really my area mate but try this:
http://www.totalbmwmag.com/HandsOn/TechJan01.PDF
Hope it helps, good luck.