One problem related to tire sidewall has been reported for the 2003 BMW 325. The most recently reported issues are listed below.
Left/rear and right front tires had developed a large "bubble" in the sidewall. The tires had less than 2000 miles at time of failure. Bridgestone turanza, er30 225/45zr17, dot no. K9701er3ou2, original tires.
| Tire Pressure Monitoring System problems | |
| Tire Blowout problems | |
| Tire problems | |
| Tire Sidewall problems |