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2004 BMW 525I

Owner reports · Recalls · Investigations

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What owners reported most

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When problems were reported

Mileage at the reported incident

72 reports with mileage · 12 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Air Bags. Review the 33 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 21 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Seats. Review the 17 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

0 crash reports17 fire reports2 injury reports

Air Bags complaints

33 reports
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158,000 miles · Jul 15, 2017
Air BagsSeat BeltsUnknown Or Other

PASSENGER RESTRAINT SYSTEM WARNING APPEARS EACH TIME WE GET INTO THE VEHICLE AND START THE IGNITION. AIRBAG DEPLOYMENT RED ICON CONSTANTLY ILLUMINATED ON THE DASHBOARD. THE AIR CONDITIONING SYSTEM IS NOT WORKING PROPERLY. THE CAR DOES NOT COOL OR GET COLD UNTIL THE CAR IS IN MOTION. WE HAD A MECHANIC WHO WE PURCHASED THE CAR…

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PASSENGER RESTRAINT SYSTEM WARNING APPEARS EACH TIME WE GET INTO THE VEHICLE AND START THE IGNITION. AIRBAG DEPLOYMENT RED ICON CONSTANTLY ILLUMINATED ON THE DASHBOARD. THE AIR CONDITIONING SYSTEM IS NOT WORKING PROPERLY. THE CAR DOES NOT COOL OR GET COLD UNTIL THE CAR IS IN MOTION. WE HAD A MECHANIC WHO WE PURCHASED THE CAR FROM 3 YEARS AGO TO DIAGNOSE THE PROBLEM BUT IT STILL CONTINUES TO NOT COOL PROPERLY.

NHTSA ODI #11005486

116,799 miles · Jul 1, 2016
Air Bags

TL* THE CONTACT OWNS A 2004 BMW 525I. WHILE DRIVING VARIOUS SPEEDS, THE AIR BAG WARNING LIGHT WAS CONSTANTLY ILLUMINATED. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE PASSENGER SIDE SEAT SENSOR FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE F…

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TL* THE CONTACT OWNS A 2004 BMW 525I. WHILE DRIVING VARIOUS SPEEDS, THE AIR BAG WARNING LIGHT WAS CONSTANTLY ILLUMINATED. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE PASSENGER SIDE SEAT SENSOR FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 116,799.

NHTSA ODI #10882166

148,000 miles · Feb 8, 2016
Air BagsSeat Belts

I PURCHASED A USE 2004 BMW 525I AND WITHIN 2 DAYS THE A MESSAGE CAME UP INDICATING PASSENGER SIDE AIRBAG/SEAT BELT ISSUE, REMAIN USING YOUR SEAT BELT BUT SEE YOUR NEAREST BMW CENTER.

NHTSA ODI #10824768

147,000 miles · Jan 26, 2016
Air BagsService Brakes

I EXPERIENCED A ROUGH IDLE WHILE PARKED OR STOPPED AT LIGHT. INDEPENDENT MECHANIC SAID THERE WAS A VAC LEAK ASSOCIATED WITH THE BRAKE VAC PUMP WHICH COULD CAUSE BRAKE DAMAGE AND/OR FAILURE. BMW STATED THAT THE RECALL FOR THIS PROBLEM WAS VIN SPECIFIC. #2 PASSENGER RESTRAINT AND AIR BAG LITE ARE ON, SAME ANSWER FROM BMW.

NHTSA ODI #10822225

47,000 miles · Jun 16, 2015
Air Bags

TL* THE CONTACT OWNS A 2004 BMW 525I. WHILE DRIVING AT AN UNKNOWN SPEED, THE "PASSENGER RESTRAINT SYSTEM FAULT" MESSAGE DISPLAYED AND THE PASSENGER SIDE AIR BAG SENSOR ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO DIAGNOSED THAT THE PASSENGER SIDE AIR AND RESTRAINT SYSTEMS WERE FAULTY. THE VEHICLE WAS REPAIRE…

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TL* THE CONTACT OWNS A 2004 BMW 525I. WHILE DRIVING AT AN UNKNOWN SPEED, THE "PASSENGER RESTRAINT SYSTEM FAULT" MESSAGE DISPLAYED AND THE PASSENGER SIDE AIR BAG SENSOR ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO DIAGNOSED THAT THE PASSENGER SIDE AIR AND RESTRAINT SYSTEMS WERE FAULTY. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED. THE MANUFACTURER WAS NOTIFIED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED AGAIN. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 47,000.

NHTSA ODI #10725466

143,000 miles · Jun 15, 2015
Air Bags

THERE WERE NO ACCIDENT BUT IF THERE WERE AN ACCIDENT WE MAY NOT BE PROTECTED DUE TO THE AIRBAG DEFAULT MESSAGE IN MY CAR. I THINK IT SHOULD BE ON THE RECALL LIST .THANK YOU

NHTSA ODI #10725294

106,100 miles · May 28, 2015
Air BagsSeat BeltsSeats

I OWN A 2004 BMW 525I AND THE PASSENGER SIDE AIRBAG AND SEAT BELT SIGN CAME ON FEW WEEKS BACK. THE DEALER SAYS ITS NOT COVERED BUT NHTSA SITE INDICATES IT IS COVERED ON BMW 525I 2004 VEHICLES. THIS DEALER IS ESTIMATING A $650.00 DIAGNOSTIC FEE TO SEE WHAT NEED TO BE DONE. WHAT CAN BE DONE TO GET THE PASSENGER SIDE AIR BAG SENSOR…

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I OWN A 2004 BMW 525I AND THE PASSENGER SIDE AIRBAG AND SEAT BELT SIGN CAME ON FEW WEEKS BACK. THE DEALER SAYS ITS NOT COVERED BUT NHTSA SITE INDICATES IT IS COVERED ON BMW 525I 2004 VEHICLES. THIS DEALER IS ESTIMATING A $650.00 DIAGNOSTIC FEE TO SEE WHAT NEED TO BE DONE. WHAT CAN BE DONE TO GET THE PASSENGER SIDE AIR BAG SENSOR FAULT ISSUE? MY LAST OPTION IS THE JUNK YARD, AND NEVER BUY A BMW.

NHTSA ODI #10721898

Mileage unknown · Mar 31, 2015
Air Bags

I OWN BMW 525I 2004 SINCE 2004. THE PASSENGER SIDE AIRBAG SIGN TURN ON IN 2010 AND I CONTACTED THE DEALER AND THEY REFUSE TO FIX IT "STATING THAT IT IS NOT A COVERED ITEM". I CAME ACROSS THIS SITE WHICH HAS THIS BMW RECALL ON BMW 525I 2004 VEHICLES. I CALLED INTO THE DEALER AGAIN AND TELL THEM ABOUT THE RECALL, BUT THEY STILL …

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I OWN BMW 525I 2004 SINCE 2004. THE PASSENGER SIDE AIRBAG SIGN TURN ON IN 2010 AND I CONTACTED THE DEALER AND THEY REFUSE TO FIX IT "STATING THAT IT IS NOT A COVERED ITEM". I CAME ACROSS THIS SITE WHICH HAS THIS BMW RECALL ON BMW 525I 2004 VEHICLES. I CALLED INTO THE DEALER AGAIN AND TELL THEM ABOUT THE RECALL, BUT THEY STILL REFUSE TO SERVICE AND STATED THAT IT IS NOT COVERED FOR YOUR PARTICULAR VEHICLE. ACCORDING TO THIS SITE MY04 THROUGH MY06 SUBJECT VEHICLES BUILT THROUGH 11/30/05 HAVE THE PASSENGER SIDE AIR BAG SENSOR FAULT ISSUE. THIS IS A VERY CRITICAL SAFETY EQUIPMENT AS IN CASE OF ANY INCIDENT, AIR BAG WILL NOT DEPLOY. PLEASE HELP ME AS YOU ARE THE SAFETY GRAIL FOR AUTOS. *TR

NHTSA ODI #10702781

118,000 miles · Feb 26, 2015
Air Bags

TL* THE CONTACT OWNS A 2004 BMW 525I. THE CONTACT STATED THAT THE PASSENGER RESTRAINT SYSTEM, FAULT IN PASSENGER RESTRAINT SYSTEM AFFECTING AIR BAG, AND BELT TENSIONER/BELT FORCE LIMITER WARNING LIGHTS WERE CONTINUOUSLY ILLUMINATED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND INFOR…

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TL* THE CONTACT OWNS A 2004 BMW 525I. THE CONTACT STATED THAT THE PASSENGER RESTRAINT SYSTEM, FAULT IN PASSENGER RESTRAINT SYSTEM AFFECTING AIR BAG, AND BELT TENSIONER/BELT FORCE LIMITER WARNING LIGHTS WERE CONTINUOUSLY ILLUMINATED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND INFORMED THE CONTACT ABOUT NHTSA CAMPAIGN NUMBER: 08V384000 (AIR BAGS); HOWEVER, THE STATUTE OF LIMITATION SURPASSED AND THE VEHICLE WAS NO LONGER ELIGIBLE FOR THE REPAIRS. THE APPROXIMATE FAILURE MILEAGE WAS 118,000.

NHTSA ODI #10690833

209,000 miles · Jun 19, 2014
Air Bags

TL* THE CONTACT OWNS A 2004 BMW 525I. THE CONTACT STATED WHILE STARTING THE IGNITION, THE FRONT SEAT PASSENGER AIR BAG WARNING INDICATOR ILLUMINATED UNTIL THE ENGINE WAS TURNED OFF. THE FAILURE RECURRED TWO TIMES. THE VEHICLE HAD NOT BEEN DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE DEFECT. THE APPROXIMATE FAILURE…

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TL* THE CONTACT OWNS A 2004 BMW 525I. THE CONTACT STATED WHILE STARTING THE IGNITION, THE FRONT SEAT PASSENGER AIR BAG WARNING INDICATOR ILLUMINATED UNTIL THE ENGINE WAS TURNED OFF. THE FAILURE RECURRED TWO TIMES. THE VEHICLE HAD NOT BEEN DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE DEFECT. THE APPROXIMATE FAILURE MILEAGE WAS 209,000.

NHTSA ODI #10604569

Official recalls

0

No recalls in this snapshot.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

1

EA08001 · BMW Airbag Light Illumination

Opened Jan 4, 2008 · Closed Dec 31, 2008

Status: closed (inferred from source dates) · Air Bags; Air Bags:frontal; Air Bags:frontal:sensor/control MODULE-INACTIVE

BMW IS CONDUCTING A SAFETY RECALL CAMPAIGN ON APPROXIMATELY 200,000 MY04 THROUGH MY06 SUBJECT VEHICLES BUILT THROUGH 11/30/05 TO CORRECT THE FRONT PASSENGER SEAT AIR BAG OCCUPANT DETECTION MAT. THE SPECIFIC VEHICLES INCLUDED IN THE RECALL AREMY04- 06/ 5-SERIES WITH STANDARD AND SPORT SEATS, MY04-06/ X3-SERIES AND MY06/ 3-SERIES WITH SPORT SEATS. IN ADDITION, BMW WILL EXTEND THE WARRANTY COVERAGE OF THE PASSENGER SEAT AIR BAG OCCUPANT DETECTION MAT TO 10-YEAR/UNLIMITED MILEAGE ON APPROXIMATELY 120,000 REMAINING MY04-06 SUBJECT VEHICLES BUILT THROUGH 11/30/05. THE SPECIFIC VEHICLES INCLUDED IN THE EXTENDED WARRANTY ARE MY 06/ 6 SERIES, MY 06/ 3-SERIES WITH STANDARD SEATS, MY04-05/ Z4, MY04-06/ 7 SERIES, MY 06/ X5, AND MY04-06/ 5-SERIES WITH COMFORT SEATS.THE AVERAGE FREQUENCY OF FAILURES AMONG THE EXTENDED WARRANTY GROUPS WAS LESS THAN 1/7TH OF THE RECALL VEHICLE GROUPS.PLEASE SEE BMW'S 08V-384 RECALL NOTIFICATION FOR FURTHER DETAILSDEPENDING ON SEAT CONFIGURATION AND VEHICLE GEOMETRY, THE OCCUPANT DETECTION MAT CAN FATIGUE DURING USE DEPENDING ON THE MANNER AND FREQUENCY OF THE FRONT PASSENGER'S ENTRY AND EXIT.SPECIFICALLY, OVER TIME, MICRO-CRACKS COULD DEVELOP IN THE SIDE FLANKS OF THE MAT CAUSING A BROKEN CIRCUIT.A BROKENCIRCUIT CAN LEAD TO THE DEACTIVATION OF THE PASSENGER AIR BAG AND THE ILLUMINATION OF BOTH THE AIR BAG WARNING LIGHT AND THE PASSENGER AIR BAG LIGHT.

Additional source detail variants (3)

Air Bags

BMW IS CONDUCTING A SAFETY RECALL CAMPAIGN ON APPROXIMATELY 200,000 MY04 THROUGH MY06 SUBJECT VEHICLES BUILT THROUGH 11/30/05 TO CORRECT THE FRONT PASSENGER SEAT AIR BAG OCCUPANT DETECTION MAT. THE SPECIFIC VEHICLES INCLUDED IN THE RECALL AREMY04- 06/ 5-SERIES WITH STANDARD AND SPORT SEATS, MY04-06/ X3-SERIES AND MY06/ 3-SERIES WITH SPORT SEATS. IN ADDITION, BMW WILL EXTEND THE WARRANTY COVERAGE OF THE PASSENGER SEAT AIR BAG OCCUPANT DETECTION MAT TO 10-YEAR/UNLIMITED MILEAGE ON APPROXIMATELY 120,000 REMAINING MY04-06 SUBJECT VEHICLES BUILT THROUGH 11/30/05. THE SPECIFIC VEHICLES INCLUDED IN THE EXTENDED WARRANTY ARE MY 06/ 6 SERIES, MY 06/ 3-SERIES WITH STANDARD SEATS, MY04-05/ Z4, MY04-06/ 7 SERIES, MY 06/ X5, AND MY04-06/ 5-SERIES WITH COMFORT SEATS.THE AVERAGE FREQUENCY OF FAILURES AMONG THE EXTENDED WARRANTY GROUPS WAS LESS THAN 1/7TH OF THE RECALL VEHICLE GROUPS.PLEASE SEE BMW'S 08V-384 RECALL NOTIFICATION FOR FURTHER DETAILSDEPENDING ON SEAT CONFIGURATION AND VEHICLE GEOMETRY, THE OCCUPANT DETECTION MAT CAN FATIGUE DURING USE DEPENDING ON THE MANNER AND FREQUENCY OF THE FRONT PASSENGER'S ENTRY AND EXIT.SPECIFICALLY, OVER TIME, MICRO-CRACKS COULD DEVELOP IN THE SIDE FLANKS OF THE MAT CAUSING A BROKEN CIRCUIT.A BROKENCIRCUIT CAN LEAD TO THE DEACTIVATION OF THE PASSENGER AIR BAG AND THE ILLUMINATION OF BOTH THE AIR BAG WARNING LIGHT AND THE PASSENGER AIR BAG LIGHT.

Air Bags:frontal

BMW IS CONDUCTING A SAFETY RECALL CAMPAIGN ON APPROXIMATELY 200,000 MY04 THROUGH MY06 SUBJECT VEHICLES BUILT THROUGH 11/30/05 TO CORRECT THE FRONT PASSENGER SEAT AIR BAG OCCUPANT DETECTION MAT. THE SPECIFIC VEHICLES INCLUDED IN THE RECALL AREMY04- 06/ 5-SERIES WITH STANDARD AND SPORT SEATS, MY04-06/ X3-SERIES AND MY06/ 3-SERIES WITH SPORT SEATS. IN ADDITION, BMW WILL EXTEND THE WARRANTY COVERAGE OF THE PASSENGER SEAT AIR BAG OCCUPANT DETECTION MAT TO 10-YEAR/UNLIMITED MILEAGE ON APPROXIMATELY 120,000 REMAINING MY04-06 SUBJECT VEHICLES BUILT THROUGH 11/30/05. THE SPECIFIC VEHICLES INCLUDED IN THE EXTENDED WARRANTY ARE MY 06/ 6 SERIES, MY 06/ 3-SERIES WITH STANDARD SEATS, MY04-05/ Z4, MY04-06/ 7 SERIES, MY 06/ X5, AND MY04-06/ 5-SERIES WITH COMFORT SEATS.THE AVERAGE FREQUENCY OF FAILURES AMONG THE EXTENDED WARRANTY GROUPS WAS LESS THAN 1/7TH OF THE RECALL VEHICLE GROUPS.PLEASE SEE BMW'S 08V-384 RECALL NOTIFICATION FOR FURTHER DETAILSDEPENDING ON SEAT CONFIGURATION AND VEHICLE GEOMETRY, THE OCCUPANT DETECTION MAT CAN FATIGUE DURING USE DEPENDING ON THE MANNER AND FREQUENCY OF THE FRONT PASSENGER'S ENTRY AND EXIT.SPECIFICALLY, OVER TIME, MICRO-CRACKS COULD DEVELOP IN THE SIDE FLANKS OF THE MAT CAUSING A BROKEN CIRCUIT.A BROKENCIRCUIT CAN LEAD TO THE DEACTIVATION OF THE PASSENGER AIR BAG AND THE ILLUMINATION OF BOTH THE AIR BAG WARNING LIGHT AND THE PASSENGER AIR BAG LIGHT.

Air Bags:frontal:sensor/control MODULE-INACTIVE

BMW IS CONDUCTING A SAFETY RECALL CAMPAIGN ON APPROXIMATELY 200,000 MY04 THROUGH MY06 SUBJECT VEHICLES BUILT THROUGH 11/30/05 TO CORRECT THE FRONT PASSENGER SEAT AIR BAG OCCUPANT DETECTION MAT. THE SPECIFIC VEHICLES INCLUDED IN THE RECALL AREMY04- 06/ 5-SERIES WITH STANDARD AND SPORT SEATS, MY04-06/ X3-SERIES AND MY06/ 3-SERIES WITH SPORT SEATS. IN ADDITION, BMW WILL EXTEND THE WARRANTY COVERAGE OF THE PASSENGER SEAT AIR BAG OCCUPANT DETECTION MAT TO 10-YEAR/UNLIMITED MILEAGE ON APPROXIMATELY 120,000 REMAINING MY04-06 SUBJECT VEHICLES BUILT THROUGH 11/30/05. THE SPECIFIC VEHICLES INCLUDED IN THE EXTENDED WARRANTY ARE MY 06/ 6 SERIES, MY 06/ 3-SERIES WITH STANDARD SEATS, MY04-05/ Z4, MY04-06/ 7 SERIES, MY 06/ X5, AND MY04-06/ 5-SERIES WITH COMFORT SEATS.THE AVERAGE FREQUENCY OF FAILURES AMONG THE EXTENDED WARRANTY GROUPS WAS LESS THAN 1/7TH OF THE RECALL VEHICLE GROUPS.PLEASE SEE BMW'S 08V-384 RECALL NOTIFICATION FOR FURTHER DETAILSDEPENDING ON SEAT CONFIGURATION AND VEHICLE GEOMETRY, THE OCCUPANT DETECTION MAT CAN FATIGUE DURING USE DEPENDING ON THE MANNER AND FREQUENCY OF THE FRONT PASSENGER'S ENTRY AND EXIT.SPECIFICALLY, OVER TIME, MICRO-CRACKS COULD DEVELOP IN THE SIDE FLANKS OF THE MAT CAUSING A BROKEN CIRCUIT.A BROKENCIRCUIT CAN LEAD TO THE DEACTIVATION OF THE PASSENGER AIR BAG AND THE ILLUMINATION OF BOTH THE AIR BAG WARNING LIGHT AND THE PASSENGER AIR BAG LIGHT.