I OWN A 2003 BMW Z4 DURING WARM WEATHER AT HIGHWAY SPEEDS THE STEERING BECOMES STUCK ON CENTER. IN JULY OF 09 I ATTEMPTED TO SWERVE TO AVOID AN OBSTACLE ON THE HIGHWAY AND HAD THE YANK THE WHEEL SO HARD TO GET IT OUT OF THE "STUCK ON CENTER" ISSUE. I THEN RAN OFF THE ROAD AND INTO THE DITCH AND CAUSED ABOUT $1500 DOLLARS WORTH OF DAMAGE TO THE VEHICLE. FORTUNATELY THERE WERE NO OTHER VEHICLES IN THE WAY. *TR