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Electrical System
04/05/2012
400 MILES OUT OF WARRANTY, THE ELECTRICAL SYSTEM FAULT WARNING BEGAN TO COME ON. WHEN THIS HAPPENS ALL GAUGES BOTTOM OUT QUICKLY THEN RETURN TO NORMAL. SOMETIMES, THE RESTRAINT SYSTEM, EDC OR OTHER WARNINGS WILL START. I DON'T EXPERIENCE ANY PROBLEMS DRIVING THE VEHICLE. THE BATTERY HAS BEEN REPLACED AND ALTERNATOR HAS BEEN TESTED AND IS PERFORMING AS IT SHOULD. WHEN CONNECTED TO THE BMW COMPUTER FOR ERROR CODES IT DOESN'T SHOW ANY CODES OR THAT THE WARNINGS HAVE GONE OFF. I HAVE DRIVEN IT FOR 18000 MILES TRYING TO FIND JUST ONE COMMON THING THAT WILL MAKE THIS HAPPEN. I HAVE FOUND NOTHING TO CAUSE THIS WARNING. IT MAY GO OFF CONSTANTLY ONE DAY AND NOT HAPPEN AGAIN FOR 2 WEEKS. SOMETIMES, AFTER GOING OFF FOR SEVERAL TIMES, THE GAUGES FOR RPM, TEMP WILL DROP TO THEIR LOWEST INDICATIONS AND THE SPEEDOMETER WILL STICK AT WHATEVER THE SPEED IS AT THE TIME. I HAVE EMAILED BMW OF NA AND THEY INFORMED ME THAT THE RECENT RECALL FOR THIS PROBLEM DOES NOT INCLUDE THE M SERIES. I WAS TOLD T...
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Electrical System, vehicle Speed Control
09/29/2011
SHORTLY AFTER PURCHASING MY BMW 2009 M3, I NOTICED A RARE BUT VERY DISTURBING PATTERN ON TAKE OFF. I HAD CAR CHECKED IN DEALER AND I WAS TOLD IT WAS LIKELY SECONDARY TO MY DRIVING STYLE! THIS UNCONTROLLED TAKE OFF IS LIKE HI REV AND RAPID ACCELERATION PERIODICALLY ALTERNATING WITH DECELERATION FOR FEW SECONDS. I HAD THIS HAPPEN PROB A DOZEN TIME SO FAR(36K ON CAR). ON DAY OF MY ACCIDENT, IN STOP AND GO TRAFFIC WITH SPEED LESS THAN 5 MILES PER HOUR, CAR LITERALLY WENT OFF ON ME. IT ACCELERATED TO HIT THE CAR IN FRONT AND THEN MANAGED TO PUSH THE CAR INTO ANOTHER 3 CARS IN FRONT, BEFORE IT CAME TO A STALL. I AM NOT SURE IF IT WAS EXACTLY LIKE MY PREVIOUS EPISODES BECAUSE THE DISTANCE BETWEEN MY CAR AND NEXT CAR WAS SHORT. WHAT I AM SURE IS THAT I HAD NO CONTROL ON CAR. *TR
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Power Train
08/18/2010
TO WHOM IT MAY CONCERN, I AM VERY HAPPY TO SEE YOUR ORGANIZATION TAKING AN INTEREST IN THIS ISSUE. IT IS A VERY DANGEROUS PROBLEM WITH THIS VEHICLE THAT BMWNA IS WELL AWARE OF, BUT INSISTS THAT IT IS "NORMAL BEHAVIOR" FOR MY CAR/TRANSMISSION. I BROUGHT THE CAR INTO THE DEALER, AND THEY WERE ABLE TO REPRODUCE IT, BUT THEY WERE TOLD BY BMW THAT THIS WAS "NORMAL BEHAVIOR." THE PROBLEM OCCURS WHEN YOU SLOW DOWN- LIKE FOR A TURN, BUT DO NOT COME TO A COMPLETE STOP. THE DCT TRANSMISSION SEEMS TO HAVE TROUBLE FIGURING OUT WHAT GEAR TO SELECT BECAUSE WHEN YOU STEP ON THE GAS TO ACCELERATE, THERE IS A VERY SIGNIFICANT DELAY IN THE ONSET OF POWER- UP TO 2-3 SECONDS. BY THIS TIME, THE DRIVER IS USUALLY REALLY DIGGING INTO THE THROTTLE. THE TRANSMISSION FINALLY PICKS A GEAR, WHICH RESULTS IN THE CAR SUDDENLY LURCHING FORWARD, SOMETIMES INVOKING THE ANTI-SKIP CONTROL. THE DANGER IN THIS BEHAVIOR OCCURS WHEN MAKING A TURN INTO ON-COMING TRAFFIC AFTER SLOWING DOWN TO AROUND 10-15 MPH. AFTER...
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Power Train
05/26/2010
INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6) DEAR [XXX], I AM VERY HAPPY TO SEE YOUR ORANIZATION TAKING AN INTEREST IN THIS ISSUE. IT IS A VERY DANGEROUS PROBLEM WITH THIS VEHICLE THAT BMWNA IS WELL AWARE OF, BUT INSISTS THAT IT IS "NORMAL BEHAVIOR" FOR MY CAR/TRANSMISSION. I BROUGHT THE CAR INTO THE DEALER, AND THEY WERE ABLE TO REPRODUCE IT, BUT THEY WERE TOLD BY BMW THAT THIS WAS "NORMAL BEHAVIOR." THE PROBLEM OCCURS WHEN YOU SLOW DOWN- LIKE FOR A TURN, BUT DO NOT COME TO A COMPLETE STOP. THE DCT TRANSMISSION SEEMS TO HAVE TROUBLE FIGURING OUT WHAT GEAR TO SELECT BECAUSE WHEN YOU STEP ON THE GAS TO ACCELERATE, THERE IS A VERY SIGNIFICANT DELAY IN THE ONSET OF POWER- UP TO 2-3 SECONDS. BY THIS TIME, THE DRIVER IS USUALLY REALLY DIGGING INTO THE THROTTLE. THE TRANSMISSION FINALLY PICKS A GEAR, WHICH RESULTS IN THE CAR SUDDENLY LURCHING FORWARD, SOMETIMES INVOKING THE ANTI-SKIP CONTROL. THE DANGER IN THIS BEHAVIOR OCCURS WHEN M...
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Power Train
02/20/2010
WITH THE DUAL CLUTCH AUTOMATIC TRANSMISSION IN D MODE, WHEN SLOWING FROM 50 OR 60 MPH TO 15-20 MPH THE TRANSMISSION WILL NOT DOWNSHIFT AND STAYS IN 6TH OR 7TH GEAR. EVEN WITH THE ACCELERATOR TO THE FLOOR THE CAR WILL NOT SELECT AN APPROPRIATE GEAR WHICH MAKES THE CAR BARELY ACCELERATE AT ALL CREATING A SAFETY HAZARD. THIS CAR HAS LITTLE TO NO TORQUE (BY DESIGN) AT VERY LOW RPMS, AND IT BASICALLY JUST SITS THERE AND DOESN'T MOVE. A DRIVER OFTEN SLOWS LIKE THIS WHEN MAKING A LEFT OR RIGHT HAND TURN AND HAVING THE CAR JUST SIT THERE UNDER THOSE CONDITIONS PRESENTS A HUGE SAFETY ISSUE IN TERMS OF BEING EITHER REAR-ENDED OR BEING HIT BY ONCOMING TRAFFIC. THE ENTIRE NATURE OF THE AUTOMATIC PROGRAM ON THIS CAR IS UNPREDICTABLE; IN SOME CASES IT WILL DOWNSHIFT, IN OTHERS (AS DESCRIBED ABOVE) IT WILL NOT, WHICH ADDS TO THE UNSAFE NATURE OF THIS DEFECT. IT DOES NOT BEHAVE LIKE ANY AUTOMATIC TRANSMISSION I'VE EVER OWNED. THE SOFTWARE CONTROLLING THE TRANSMISSION WAS UPDATED IN DE...