I am in the same boat with my M5 and happens on both seats, tried changing the switch but it did not solve anything! Had no time to investigate as it never gets driven in the cold...Let us know if you find the solution!
Specialized in BMW recycling, all OEM used parts
Up to 90% off new cost!!!
Most models E30 E36 E46 E90 E92 E34 E39 E60 E32 E38 E65 E66 X5 M3 M5
Call 11-8PM 416 821-2578
New inventory daily. 50+ cars in stock!
Last edited by Eurostyle; 01-30-2013 at 10:18 PM.