How long has it been since you changed the plugs and coils? It may just need a good tune up.
Most problems are usually something simple !
Originally Posted by noego
It's Deja Poo - as in, I've heard this **** before.
Calypso Red 1992 525i with 225K miles
1991 735i - Sold
1992 525i - Sold
1995 325is - Sold
2000 528i - Sold