2004 BMW 645ciProblems, recalls & complaints

NHTSA has logged 11 owner complaints about the 2004 BMW 645ci, most often about the air bags. It has no vehicle safety recalls on record.

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through March 26, 2024. Updated daily.

Complaints by system

Where the 2004 BMW 645ci has problems

11 complaints grouped by the system owners reported.

Box size = number of complaints naming that system. Darker = larger share. One complaint can name more than one system.
Complaints by system
SystemComplaintsCrash, fire or injury
Air bags50
Seat belts40
Electrical system30
Seats20
Service brakes20
Power train10
Service brakes, hydraulic10
Steering10
Electronic stability control (ESC)10
3 other systems30

Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.

0 recalls

2004 BMW 645ci recalls and how many were fixed

No vehicle safety recalls are on record for this model year.

Best & worst years

2004 vs. every other 645ci year

Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the 645ci median. How we score

'04'05'06
  • Avoid
  • Caution
  • Solid
  • Best
  • Not rated
In owners' words

What 645ci owners report

Recent air bags complaints filed with NHTSA, shortened. Personal details are removed.

PASSENGER SEAT OC3 OCCUPANCY MAT NOT WORKING-IT SHOWS A FAULT CODE- I TOOK IT TO BIRMINGHAM BMW AND WAS TOLD I HAVE TO GET A NEW BMW BATTERY AND BATTERY CABLE.THEY CHARGED ME $ 120 TO DIAGNOSE THIS PROBLEM BUT DID NOTHING TO FIX THE OC3 MAT THAT IS FAULTING.I HAVE CHECKED ON LINE AND THIS DOES…
Complaint 11118144 · Aug 6, 2018
I HAVE WARNING LIGHT WHEN I TURN ON MY CAR THAT THE PASSENGER RESTRAINT AND AIRBAG IS INACTIVE AND THIS SHOULD BE A RECALL... THIS IS SAFETY NOT A LUXURY OPTION... BMW ADVISED ME THAT IT WAS SOME SENSOR AND I ASKED IF I WAS IN A CAR ACCIDENT WILL THE AIRBAGS DEPLOY THEY SAID THERE IS A HIGH CHANCE…
Complaint 10702104 · Mar 27, 2015 · 61,000 miles
TL* THE CONTACT OWNS A 2004 BMW 645CI. WHEN THE VEHICLE WAS STARTED, THE AIR BAG WARNING LIGHT ILLUMINATED. THE DEALER STATED THAT THE VEHICLE WAS OPERATING AS DESIGNED. THE FAILURE RECURRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 115,587.
Complaint 10659272 · Nov 19, 2014 · 115,587 miles

Own a 2004 645ci?

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