2004 BMW 3 Series

Problems, recalls and owner-reported issues

Air bags is the leading concern among 558 owner complaints filed for this model year. This is the 4th highest complaint count among 21 3 Series model years with reports.

Complaints by model year
  1. 558

Of the 2004 reports, 26 involved a crash and 23 involved a fire. 29 people were injured.

Primary concernAir bags210 reports · 38% of complaints
Owner complaints558Filed with NHTSA
Recall relationshipNo recalls on fileNHTSA campaign records

What owners report most often

  1. Air bags210
  2. Exterior lighting196
  3. Electrical system63
  4. Power train29
  5. Engine and engine cooling19
  6. Visibility16
  7. Visibility/wiper16
  8. Service brakes13

Recalls and investigations

No safety recalls on file.

Representative owner complaints

558 reports, newest first.

  1. Engine and engine cooling, Visibility, Jun 4, 2004

    ENGINE NEEDS TO BE REPLACED ON 2004 BMW 325IC. *MR THE CHECK COOLANT LIGHT HAD COME ON, THEN THE OIL INDICATOR LIGHT AND THEN THE ENGINE STOPPED. THIS ALL OCCURRED WITHIN SECONDS. THE CONSUMER WAS INFORMED THAT A WATER PUMP WAS NEEDED AND THAT THERE WAS A SERIOUS OIL LEAK. THE LEFT AND RIGHT WINDOWS DID NOT MOVE INTO THE LOCK POSITION. *SC *JB

  2. Engine and engine cooling, May 8, 2004

    WHILE STOPPED, ENGINE SPEED WOULD DROP NEAR OR BELOW IDLE. HAPPENED AFTER COLD ENGINE START OR WHILE WARM AFTER DRIVING (BOTH NO-TRAFFIC AND HIGH-TRAFFIC). TWICE THE CAR ACTUALLY STALLED (IN GARAGE AND AT TRAFFIC LIGHT). ROUGH IDLE CAN BE FELT IN PEDALS AND (6-SPEED MANUAL) SHIFTER. SEE ALSO ODI IDS 10064475,10062056,10064439.*AK

  3. Engine and engine cooling, May 7, 2004

    VEHICLE EXPERIENCED ROUGH IDLE WHICH CAUSE IT TO STALL AT INTERSECTIONS, STOP LIGHTS, ETC... *PH *NM

  4. Power train, May 3, 2004

    BOUGHT THE CAR NEW IN DEC. TRANSMISSION FAILED ALMOST IMMEDIATELY. DEALER TALKED US INTO HAVING A CLUTCH PACK REPLACEMENT AFTER SOFTWARE UPGRADE ATTEMPTS FAILED.*AK NOW THE CAR HAS A NOXIOUS STINKING SMELL EMMINATING FROM THE TRANSMISSION. INDEPENDENT TRANSMISSION EXPERT SAYS THE CLUTCH IS SLIPPING AND BURNING INSULATION. WHILE ATTEMPTING TO MERGE ONTO HIGHWAY WITH THREE PASSENGERS DOWNSHIFTED FOR MORE TORQUE THE ENGINE REVVED AS IF IT WERE IN NEUTRAL. TERRIFYING EXPERIENCE. BMW DEALER AND BMWNA ARE UNWILLING TO ADDRESS THIS PROBLEM. THEY SAY CAR IS PERFORMING NORMALLY. PLEASE HELP.

  5. Engine and engine cooling, Apr 27, 2004

    2004 BMW 330CI 6 SPEED MANUAL - 3.0L INLINE 6 CYL. INTERMITTENT PROBLEM - IDLE BECOMES ERRATIC AND CAR STALLS. THIS HAS HAPPENED APPROX 6-8 TIMES OVER 8 MONTHS/5000 MILES. NORMALLY HAPPENS ON WARM DAYS AND AT A STOP LIGHT/STOP SIGN. IT ONCE HAPPENED IN THE MIDDLE OF A TURN WHICH CAUSED ME TO LOSE POWER STEERING. DEALER HAS SEEN THE CAR 3+ TIMES AND UPDATED IDLE CONTROL VALVE, AND ENGINE SOFTWARE BUT PROBLEM PERSISTS. IT IS VERY INTERMITTENT AND DOESN'T THROW ANY COMPUTER FAULT CODES.*AK

  6. Power train, Apr 18, 2004

    I BOUGHT BMW 325XI 2004 ON 03/04 AND I NOTICED THAT IT HAS PROBLEM WITH COLD START. IN THE MORNING, WHEN I PUT THE CAR IN "D", IT DOESN'T MOVE AND THEN SUDDENLY LURCHES WITH A JERK. FIRST I THOUGHT, ITS JUST BECAUSE ITS A NEW CAR BUT WHEN I DIDN'T DRIVE IT FOR 3 DAYS AND STARTED IT, IT WAS WORSE. IT WOULDN'T MOVE AT ALL FOR LIKE A MINUTE AND THEN SUDDENLY LURCHED FORWARD WITH A JERK ALMOST HITTING THE CAR IN FRONT OF ME. I TOOK THE CAR TO THE DEALERSHIP AND THEY TOLD ME THAT ALL 3 SERIES MANUFACTURED BETWEEN 03-03 TO 11-03 HAVE THIS PROBLEM AND IT IS DUE TO THE TRANSMISSION . WHAT I DON'T UNDERSTAND IS IF THERE IS A RECALL ON THAT. THEY DIDN'T TELL ME ABOUT THIS PROBLEM AT ALL WHEREAS NOW I READ THE MESSAGE BOARDS AND THERE HAVE BEEN A LOT OF SIMILAR COMPLAINTS. I WONDER WHAT MY OPTIONS ARE? I BOUGHT THE CAR BECAUSE THERE WAS A SPECIAL DEAL ON THIS CAR. MAY BE THE DEAL WAS BECAUSE OF THIS ISSUE. *JB

  7. Electrical system, Apr 15, 2004

    CAR STALLED SEVERAL TIMES AT RED LIGHTS. RPM DROPPED WITH NO WARNING. ALSO EXPERIENCE ROUGH IDLING WHEN AT COMPLETE STOP. *AK

  8. Engine and engine cooling, Apr 11, 2004

    BMW 330I EXHIBITS FREQUENT ERRATIC IDLE WHEN STOPPED, AS WELL AS ENGINE STALLING. ERRATIC IDLE IS IN THE FORM OF ENGINE SPEED DROPS BELOW 400-500 RPM. STALLING SOMETIMES OCCURS AS A RESULT OF THESE IDLE SPEED DROPS. THIS IS A COMMON ISSUE AMONG RECENT 330 MODEL BMW'S, AND APPARENTLY THERE IS NO KNOWN SOLUTION AT THIS TIME. *JB

  9. Power train, Apr 4, 2004

    I PURCHASED A 330I BMW IN DECEMBER OF 2003. THE CAR HAS LESS THEN 1500 MILES ON IT AND HAS DEVELOPED A HUGE PROBLEM. IN THE MORNINGS WHEN THE ENGINE IS COLD, THE ENGINE WILL REV WHEN ITS IN DRIVE AND NOT GO INTO GEAR. IT TAKES QUITE A FEW SECONDS FOR IT TO ENGAGE INTO 'D'. THE CAR WILL ALSO JERK INTO 1ST GEAR AFTER IT FINALLY STARTS TO DRIVE. I HAVE JUST TAKEN MY BRAND NEW BMW INTO THE DEALERSHIP FOR TEST ON IT AND UNBELIEVABLE TO MY EARS.....I GOT A PHONE CALL FROM THEM SAYING THE WHOLE ENGINE TRANSMISSION HAS TO BE REPLACED...."THERE IS SOME KIND OF FLAW".....AFTER RESEARCHING ON THE INTERNET AND FINDING OUT THAT THE BMW 3 SERIES HAS MANY COMPLAINTS ABOUT THIS SAME PROBLEM..I FEEL LIKE I HAVE BEEN RIPPED OFF AND VERY UPSET. THIS SHOULD BE A RECALL BY BMW. THIS WAS MY FIRST BMW...AND AFTER THIS EXPERIENCE...MAY BE MY LAST...IF NOTHING IS DONE IN THE FUTURE TO CORRECT THIS OBVIOUS TRANSMISSION FLAW! *NM

  10. Engine and engine cooling, Visibility, Apr 4, 2004

    ENGINE POWER FAILURE AND HEAVILY DISTORTED WINDSHIELD ON A 2004 BMW 330CI. REPEATED FAILURE OF ENGINE POWER WITHOUT WARNING (TWICE IN AN ITERSECTION). BMW REPLACED ENG. COMPUTER, THEN INSTALLED NEW SOFTWARE AFTER SECOND INCIDENT. ROUGH IDLE AND SURGING CONTINUES AND GAS MILEAGE IN CITY DROPPED TO 12.6-13 MPG. ADDITIONALLY THE WINDSHIELD IS HEAVILY DISTORTED. BMW REPLACED IT WITH AN EQUALLY DISTORTED ONE AND THE FSE SAID"ALL 3 SERIES WINDSHIELDS ARE DISTORTED,WORSE ON THE X3". IT IS LIKE DRIVING IN THE RAIN WITHOUT WIPERS. IN BOTH CASES THE BMW FSE HAS STATED THE " THERE IS NOTHING MORE TO BE DONE". THIS IS THE REAL BMW WARRANTY SERVICE. THIS LEMON IS UNSAFE TO DRIVE. *NM

  11. Engine and engine cooling, Electrical system, Apr 3, 2004

    THE CAR (2004 330I ZHP) OFTEN SHUDDERS AT START UP WITH AN ERRATIC IDLE AND CONTINUES TO DO SO EVEN WHEN WARM. THERE ARE NO COMPUTER FAULT CODES AND NO CHECK ENGINE LIGHT. IT FEELS AS IF IT IS READY TO STALL AT ANY GIVEN TIME WITH SEVERE IDLE FLUCTUATIONS OF 100-200 RPM'S DURING STOPS. PROBLEM IS WIDESPREAD ACROSS DOZENS OF ZHP (PERFORMANCE PACKAGE) OWNERS AS WELL AS MANY 2003 AND 2004 3 SERIES CAR OWNERS, PARTICULARLY THOSE WITH MANUAL TRANSMISSIONS. *NM

  12. Power train, Apr 3, 2004

    MY NEW CAR WILL NOT ACCELERATE WHEN I GIVE IT GAS. CONTACTED MY DEALER AND THEY SAID IT WAS "NORMAL FOR A BREAK IN PERIOD". THE CAR HIT 2 - 3,000 RPMS WITHOUT MOVING. VERY SCARY. THIS HAS HAPPENED SEVERAL TIMES USUALLY AFTER NOT DRIVING THE CAR FOR SEVERAL HOURS. THE CAR HAS LESS THAN 2K MILES AND WAS PURCHASED IN DECEMBER. THE BMW MESSAGE BOARDS ARE FILLED WITH OTHER VICTIMS OF THIS KNOWN DEFECT. DEALER SAID I HAVE NOTHING TO WORRY ABOUT AND THAT THE CAR IS UNDER WARRANTY. THIS IS RIDICULOUS FOR A $45,000+ CAR TO BE UNSAFE. WILL YOU PLEASE DO SOMETHING TO ALERT OTHER DRIVERS BEFORE SOMEONE IS KILLED. THANK YOU. *NM

  13. Electrical system, Apr 2, 2004

    CONTINUOUS BUZZING NOISE COMING FROM FRONT TWEETERS. WENT TO DEALERS SEVERAL TIMES WITH NO FIX. NOISE CAN BE HEARD EVEN WHEN THE VEHICLE IS MOVING. *JB

  14. Engine and engine cooling, Apr 2, 2004

    CAR STALLED SEVERAL TIMES AT RED LIGHTS. RPM DROPPED WITH NO WARNING. ALSO EXPERIENCE ROUGH IDLING WHEN AT COMPLETE STOP. *JB

  15. Engine and engine cooling, Power train, Mar 28, 2004

    I PURCHASED A 2004 BMW 330XI AND HAD TWO PROBLEMS THAT SURFACED IMMEDIATELY. WHEN CALLING THE DEALERSHIP, THEY BRUSHED OFF THE COMPLAINT STATING THAT THE CAR WAS NEW AND IT WOULD "SETTLE" GIVEN TIME. HOWEVER, AFTER THE PROBLEMS CONTINUED, I BROUGHT THE CAR INTO A DEALERSHIP WHO, UPON INSPECTION, TOLD ME I SIMPLY NEEDED SOME NEW PARTS. ONE BEING A TRANSMISSION (WHICH I THINK IS MORE THAN JUST A PART). APPARENTLY, THERE IS A DIRECTIVE TO BMW DEALERSHIPS HIGHLIGHTING THE PROBLEM, BUT TO DEAL WITH IT ONLY UPON CUSTOMER COMPLAINT. I FIND THIS VERY TROUBLING GIVEN THE NATURE OF THE PROBLEM(S) AND THE POTENTIAL SAFETY ISSUE SHOULD THE TRANSMISSION COMPLETELY FAIL. THE ISSUES ARE AS FOLLOWS: 1. AFTER ONLY 2,000 MILES, I HAD PUT AN ADDITIONAL 7 QUARTS OF OIL IN THE VEHICLE. APPARENTLY, THE OIL VALVE IS DEFECTIVE AND NEEDS TO BE REPLACED. 2. WHEN FIRST OPERATING THE VEHICLE, THE VEHICLE OFTEN WOULD NOT BEGIN TO MOVE UNTIL THE RPM'S REACHED ANYWHERE FROM 3-5K RPM'S. IN BOTH INSTANCES, THE BMW DEALER STATED THIS WAS DUE TO A DEFECTIVE "PART". THE REPLACEMENT OF THE OIL FILTER MAKES SENSE AS IT IS A PART. THE COMPLETE REPLACEMENT OF A TRANSMISSION, HOWEVER, DOES NOT. ALTHOUGH I DID NOT HAVE AN ACCIDENT, I BELIEVE THAT THESE ISSUES CAN POTENTIALLY LEAD TO A MAJOR PROBLEM AND THEREFORE RESPECTFULLY REQUEST AN INVESTIGATION. *JB

  16. Power train, Mar 26, 2004

    THE BMW 325XIT (AUTOMATIC TRANSMISSION) WHICH I PURCHASED ON 2/5/2004 DEVELOPED A PROBLEM WITH FORWARD GEAR NOT ENGAGING ON A COLD START. THE VEHICLE HAD LESS THAN 1000 MILES ON IT WHEN I FIRST NOTICED THE PROBLEM. TYPICALLY ON A MORNING WHEN I BACK THE CAR OUT OF THE GARAGE, AND THEN SHIFT THE GEARS FROM REVERSE TO DRIVE, THE VEHICLE FAILS TO MOVE FORWARD FOR 3 TO 4 SECONDS UPON RELEASING THE BRAKE. I WOULD HAVE TO PRESS DOWN ON THE GAS PEDAL AND WATCH THE ENGINE REVV TO ANYWHERE BETWEEN 3-5K RPM BEFORE THE GEAR WOULD ENGAGE. THE VEHICLE CREEPS FORWARD UNTIL THE GEAR FULLY ENGAGES. THE PROBLEM HAS NO FAR BEEN RATHER CONSISTENT - IT HAPPENS QUITE PREDICTABLY EVERY MORNING. I HAVE NOT HOWEVER NOTICED A PROBLEM WITH GEAR ENGAGEMENT ONCE THE CAR IS ABLE TO START.*AK

  17. Power train, Mar 25, 2004

    I FILED A PETITION FOR A DEFECTS INVESTIGATION AS WELL AS A COMPLAINT ABOUT PROBLEMS WITH A 2004 BMW 325XI WITH A DEFECTIVE TRANSMISSION, RESULTING IN DELAYED ENGAGEMENT AS WELL AS "LURCHING" OF THE VEHICLE WHEN ACCELERATING AND/OR BRAKING. VEHICLE WENT BACK FOR REPAIR - AFTER HAD SLIGHT DELAYED ENGAGEMENT AGAIN, PART FELL OUT OF THE STEERING COLUMN, LOUD FLAPPING NOISE STARTED IN THE RIGHT SIDE OF THE DASHBOARD, THE TRANSMISSION FAILURE WARNING LIGHT HAS BEEN COMING ON - 2300 MILES ON IT AND HAS BEEN OUT OF MY POSSESSION 4 WEEKS OF THE 3 MONTHS. THE VA OFFICE OF CONSUMER AFFAIRS HAS SUGGESTED PURSUING THE STATE'S LEMON LAW. THE BMWBOARD ON-LINE HAS MANY SIMILAR COMPLAINTS AND A PORTION OF MY PETITION (THE ADDENDUM) WAS POSTED, GIVING THE IMPRESSION THAT BMW IS VOLUNTARILY RECALLING THE AFFECTED VEHICLES ... I WAS TOLD THAT MIGHT HAPPEN, BUT I AM NOT AWARE THAT IT ACTUALLY HAS HAPPENED. I HAVE ALSO BEEN TOLD THAT CARS MANUFACTURED AFTER DECEMBER 2003 ARE FREE OF THE DEFECT ... FROM WHAT I HAVE BEEN READING ON THIS AUTO SAFETY HOTLINE AND THE BMWBOARD, THAT IS NOT TRUE. BEWARE. IF I AM THE ONLY ONE WHO HAS FILED A PETITION, BUT YOU ARE READING THIS AND YOU ARE HAVING SIMILAR PROBLEMS WITH YOUR 3 SERIES OR X5, FILE A PETITION, TOO ... THAT'S THE ONLY WAY TO GET SOME ACTION FROM BMW ... THIS IS A POWDER KEG. I BOUGHT THE CAR ON DEC. 15, 2003 AND HAVE HAD PROBLEMS FROM DAY 1. THIS IS NOT GOING AWAY ... I HAVE GIVEN IT TIME; BMW HAS HAD THE OPPORTUNITY TO CORRECT THE PROBLEM ... WITH A LOT OF INPUT FROM ME ... BECAUSE THEY HAVE TOLD ME BASICALLY THAT I'M IMAGINING THINGS ... I'M NOT ... AND STILL I HAVE A NEW PROBLEM EVERY TIME I GET IN THE CAR. THIS IS WRONG ... PLEASE SPEAK UP. THE DEALERSHIPS SEEM TO BE UNIFORMLY "POOH-POOHING" THE PROBLEM. THAT IS WRONG.

  18. Engine and engine cooling, Mar 12, 2004

    I HAVE A 6-SPEED MANUAL TRANSMISSION 330CIC AND WHEN I PUT THE GEAR INTO NEUTRAL AT A STOP THE ENGINE RPM WOULD DIP DRASTICALLY AND STALLS SEVERAL TIMES IN TRAFFIC. PERIODICALLY THE ENGINE RPM WOULD DIP SO RAPIDLY THAT THE ENGINE STALLS FROM IDLE POSITION. THIS CAN HAPPEN IN THE DRIVEWAY OR ON A ROAD AT AN 4-WAY LIGHT. BASICALLY ANYTIME THE ENGINE IS AT IDLE THERE IS A POTENTIAL FOR STALLING. I EXPERIENCED STALLS IN HEAVY TRAFFIC AS WELL AS SITTING AT A STOP LIGHT.*AK

  19. Power train, Mar 4, 2004

    ON COLD STARTS VEHICLE DOES NOT MOVE WHEN TRANSMISSION PUT IN DRIVE. IT DELAYS FOR 10 TO 15 SECONDS TO ONE MINUTE. I WAS TOLD BY DEALER THAT IT HAS A DEFECTIVE PART AND THEY ARE CURRENTLY REPLACING THE TRANSMISSION. VEHICLE HAS 2000 MILES ON IT. ALSO HAD PROBLEM WITH THE STEPTRONIC TRANSMISSION. VEHICLE WILL NOT ALLOW YOU TO MANUALLY SHIFT THE GEAR WHEN YOU SELECT MANUAL FOR THE CLUTCHLESS SHIFT. IT SIMPLY GETS STUCK AND THEN SHIFTS ON ITS OWN. DEALER HAD NOT HEARD OF THIS PROBLEM. NOW I AM DRIVING 1 2004 X5 AS A LOANER FROM THE DEALER AND IT TOO HAS THE SAME PROBLEM WITH THE STEPTRONIC TRANSMISSION WHEN YOU SELECT MANUAL. I CAN SHORTEN THE DELAY BY INCREASING THE ENGINE SPEED. THE VEHICLE WILL THEN CREEPS FORWARD UNTIL THE TRANSMISSION IS FULLY ENGAGED.

  20. Structure, Mar 2, 2004

    ON SEVERAL OCCASSIONS, AFTER DRIVING THE VEHICLE TO THE DESTINATION, AND AFTER PRESSING THE UNLOCK BUTTON ON THE CENTRAL CONSOLE, YOU COULD AUDIBLY HEAR THE LOCKS "UNLOCK", VISIBLY SEE THE BUTTONS ON THE DOOR POP UP, HOWEVER, THE DRIVER'S SIDE DOOR WOULD NOT RELEASE. I WOULD BE STUCK INSIDE THE VEHICLE. THIS PROBLEM ALWAYS SEEMED TO FOLLOW WASHING THE VEHICLE. IT WAS DETERMINED THAT THE LATCH AND CABLE ASSEMBLY FAILED AND REQUIRED TO BE REPLACED.*AK

  21. Structure, Mar 2, 2004

    IN ATTEMPTING TO OPEN THE TRUNK WITH THE REMOTE OR FROM INSIDE THE VEHILCE, THE TRUNK WILL SOMETIMES NOT RELEASE. OTHER TIMES THE TRUNK WILL NOT CATCH WHEN ATTEMPTING TO CLOSE. IN ORDER TO GET THE LID TO CATCH, IT WOULD REQUIRE PRESSING THE TRUNK RELEASE BUTTON ON THE KEY MULTIPLE TIMES. AFTER THE VEHICLE WAS BACK TO DEALER 5 TIMES FOR THIS PROBLEM AND THE GENERAL MODULE WAS REPLACED, IT WAS DETERMINED THAT THE UNLOCK SIGNAL FROM THE GENERAL MODULE WAS TOO SHORT. THE REPAIR WILL REQUIRE REPROGRAMMING THE GENERAL MODULE WITH UPDATED SOFTWARE. HOWEVER, NO FIX IS AVAILABLE RIGHT NOW AND NO SCHEDULE IS AVAILABLE FROM BMW. IN ADDITION, BOTH THE DEALER AND BMW CUSTOMER SERVICE ADMITTED THERE ARE REPORTS OF THIS PROBLEM FROM OTHER 3-SERIES OWNERS.

  22. Power train, Mar 2, 2004

    WHEN VEHICLE IS COLD (TYPICALLY IN THE MORNING) WHILE REVERSING OUT OF THE DRIVEWAY, ONCE THE CAR IS THEN SHIFTED FROM REVERSE INTO DRIVE THERE IS A VERY NOTICEABLE DELAY IN THE TIME IT TAKES FOR THE CAR TO ACTUALLY ENGAGE INTO DRIVE (5 TO 7 SECONDS OR SO). DEALER FOUND AN INTERNAL FAILURE AND REPLACED THE TRANSMISSION. DEALER STATED THAT AT LEAST 12 OTHER 3-SERIES BMW'S HAD A FAILED TRANSMISSION AND REQUIRED REPLACEMENT. OWNERS SHOULD CONTACT THEIR DEALER. I FEEL THIS SHOULD BE A RECALL.

  23. Vehicle speed control, Feb 29, 2004

    BMW 525I 2004: DEALER SAYS THEY CAN NOT SET SPEEDOMETER TO SHOW MILES ACTUALLY TRAVELING: INSTEAD THE SPEEDOMETERS ON ALL CARS ARE SET USING THE FOLLOWING FORMULA: SPEED SHOWN ON SPEEDOMETER X .10 (THE RESULT) ADD 2.4 MILES. THEN TAKE THIS RESULT AND SUBTRACT IT FROM THE MILES SHOWN ON THE SPEEDOMETER TO FIND THE ACTUAL MILES I AM TRAVELING! IN OTHER WORDS IF THE SPEEDOMETER SHOWS I AM TRAVELING 70 MPH X .10 = 7 + 2.4 = 9.4 I AM ACTUALLY GOING 60.6 MILES! BMW REFUSES TO ADJUST THIS. WHAT CAN I DO SHORT OF TRADING IN CAR?*JB

  24. Power train, Feb 26, 2004

    AUTOMATIC TRANSMISSION PROBLEM OF BMW 2004 330CI. AFTER COLD START TRANSMISSION ENGAGED WITH SIGNIFICANT DELAY (~5 SEC.) . *AK

  25. Engine and engine cooling, Feb 24, 2004

    CAR SUDDENLY LOST POWER AT LOW, INTERMIDIATE AND HIGH SPEED. CAR WILL SHAKE VIOLENTLY, SPUTTERED, THEN BECOME UNDRIVABLE. CHECK ENGINE LIGHT CAME ON. BROUGHT IN TO DEALER AND WAS TOLD CAR HAS MISFIRED. DEALER PROCEEDED TO REPAIR PROBLEM BY REPROGRAMMING COMPUTER CHIP PER MANUFACTURER'S SERVICE BULLETIN. WAS TOLD THE CAR IS FIXED AND SAFE TO DRIVE. 200 MILES AND ON THE FREEWAY AT HIGH SPEED, THE PROBLEM RESURFACED. WAS TOWWED BACK TO THE DEALER NAD WAS TOLD THAT THE AIR FLOW SENSOR AND SOEMTHING ELSE WAS THE ISSUE. REPLACES BOTH PARTS. REPAIR ENGINEER THINKS THAT THERE IS A 99% LIKELYHOOD THAT THE PROBLEM IS FIXED. I AM NOT SO SURE SINCE THAT SAID THE SAME THING LAST TIME. SINCE THE CAR IS NOT ON THE LIST, IT IS A BMW 530I SEDAN.*AK