Emission control: crankcase (pcv)
Risk. An electrical short can cause the PCV valve heater to overheat, increasing the risk of a fire while driving or, soon after driving when parked.
NHTSA has logged 115 owner complaints about the 2007 BMW 3 Series, most often about the air bags. It is covered by 1 safety recall, and for recall 22V-119 the manufacturer reports only 27% of affected cars repaired.

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through March 2, 2022. Updated daily. Photo: Bull-Doser, Public domain.
115 complaints grouped by the system owners reported.
| System | Complaints | Crash, fire or injury |
|---|---|---|
| Air bags | 35 | 3 |
| Electrical system | 31 | 4 |
| Engine | 22 | 6 |
| Steering | 15 | 1 |
| Seat belts | 10 | 0 |
| Latches/locks/linkages | 9 | 0 |
| Exterior lighting | 7 | 1 |
| Structure | 6 | 0 |
| Fuel/propulsion system | 6 | 1 |
| 14 other systems | 37 | 5 |
Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.
Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.
Risk. An electrical short can cause the PCV valve heater to overheat, increasing the risk of a fire while driving or, soon after driving when parked.
Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with BMW.
72kmiles, median
Based on the odometer reading in 22 air bags complaints. 82% were reported before 100,000 miles.
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 3 Series median. How we score
2007 BMW 3 Series Convertible w/SAB in NHTSA's New Car Assessment Program. Photos are from NHTSA's crash tests.
Recent air bags complaints filed with NHTSA, shortened. Personal details are removed.
THE SEAT BAG SENSOR IS CONTINUOUSLY ON. THERE IS NO ONE IN THE SEAT. THIS STARTED AT ABOUT 65K, THE CAR NOW HAS 106K...IS THIS DANGEROUS TO A PASSENGER? OF COURSE, THIS SEEMS TO ACTIVATE THE SEATBELT LIGHT ALSO...
RECALL FOR FRONT PASSENGER SEAT OCCUPANT DETECTION MAT & PCV VALVE HEATER NOT COMPLETE. DEALER HAS NOT BEEN ABLE TO OBTAIN PARTS TO REPAIR THESE RECALLS.
PASSENGER AIRBAG RESTRAINT FAILURE - BMW'S, IN PARTICULAR 3 SERIES AND E90 MODELS, HAVE A KNOWN AND COMMON FAILURE WHERE THE SEAT BASED ELECTRICAL MAT FAILS IN THE PASSENGER SEATS. THIS IS NOT RELATED TO WEAR AND TEAR AS THE SEATS OFTEN GO UNUSED BUT SIMPLY FAIL AFTER A CERTAIN PERIOD OF TIME. THE…
Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.