Posted by Peter Florance on May 16, 2002 at 20:36:24 from 65.120.51.162
In Reply to: My 528i Jerks while driving along under 4000 rpm. posted by Mark Dvorak on May 16, 2002 at 20:04:36:
5 speed?
Revs and goes nowhere? Slipping clutch maybe.
Put in 4th and floor it and see if it really slips.
Make sure you don't have a vacuum leak. The entire crankcase is under vacuum so anything that leaks air is a problem (dip stick seal, oil cap etc).