2004 BMW 525I
Not enough comparison years on file yet for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
- Complaints
- 84
- Recalls
- 0
- Investigations
- 1
- Top problem
- Air bags
None on file
Opened by NHTSA
40% of complaints
Complaints per year
2004: 84 complaints
View as data table
| Year | Complaints |
|---|---|
| 1989 | 4 |
| 1990 | 11 |
| 1991 | 13 |
| 1992 | 18 |
| 1993 | 5 |
| 1994 | 7 |
| 1995 | 24 |
| 1998 | 2 |
| 1999 | 1 |
| 2000 | 0 |
| 2001 | 22 |
| 2002 | 28 |
| 2003 | 32 |
| 2004 | 84 |
| 2005 | 35 |
| 2006 | 77 |
| 2007 | 72 |
| 2008 | 1 |
| 2009 | 1 |
| 2010 | 0 |
| 2011 | 0 |
Known problem areas
Percentages can add to more than 100% — a complaint can name more than one system.
Air bags
40% · 34 reportsMost commonly citing frontal and sensor/control module.
Electrical system
26% · 22 reportsMost commonly citing ignition and fuses and circuit breakers.
Show complaint excerpts
On dec.2 my 2004 BMW 525I was sitting outside my house when it cought on fire at the fuse panel in the trunk on the right fender well. The car had been driven over 100 miles that day. My step-daughter had gotten home at midnight and parked the car.
NHTSA ODI report, 2018-12-03
Also filed under Structure
Tl* the contact owned a 2004 BMW 525I. While the vehicle was parked in the garage, a neighbor noticed that the vehicle was on fire. The fire department was called and extinguished the fire.
NHTSA ODI report, 2018-05-25
There is a component called mpm(Micro power module) beneath the spare tire and is completely burnt due to some water in the trunk. The plastic case which covers the component is burnt and there is clear indication of fire.
NHTSA ODI report, 2013-08-07
Seats
20% · 17 reportsMost commonly citing seat heater/cooler.
Show complaint excerpts
The drivers side heated seat was turned on and it became very hot, burned a hole in the seat and began to smoke.
NHTSA ODI report, 2013-02-12
Driver seat caught on fire.
NHTSA ODI report, 2012-05-13
Tl*the contact owns a 2004 BMW 525I. On April 6, 2007, while driving 55MPH, there was smoke present in the vehicle. The heated passenger seat caught fire. The contacts coat burned. The contact sustained no injuries.
NHTSA ODI report, 2007-06-11
Seat belts
17% · 14 reportsMost commonly citing warning light/devices.
Power train
8% · 7 reportsMost commonly citing automatic transmission.
Safety timeline
No recalls on file for this model year.
0 recalls · 1 investigation · oldest first
To check one car, enter its VIN on the NHTSA recall page. Check a VIN →
-
I
2008-01-04Engineering analysisClosed 2008-12-31 BMW airbag light illumination
Buy-smart checklist
2004 BMW 525I — pre-purchase inspection
Inspect
- Air bags: 34 reports on file for this year.
- Electrical system: 22 reports on file for this year.
- Seats: 17 reports on file for this year.
FAQ
- Is the 2004 BMW 525I reliable?
- There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
- What are the most common problems with the 2004 BMW 525I?
- The most-reported component is air bags, accounting for 40% of complaints on file.
- How many recalls does the 2004 BMW 525I have?
- No recalls are on file for this model year.
Data updated 2026-10-31 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.