Two problems related to power train have been reported for the 2003 BMW 3 Series. The most recently reported issues are listed below.
In 2010 the sunroof went bad I talked to a BMW dealer and they told me they have problems with them, in August of 2011 I noticed that my tail lights and blinkers were not working proper,nor was my horn,and the drivers window regulators are binding up, also a brake hose from my brake booster to the engine is collapsed in two spots. ??.
The contact owns a 2003 BMW 323ci. The contact stated that the vehicle failed to shift into reverse gear. The vehicle was taken to a private mechanic who stated that the rear d drum failed. The vehicle was repaired but the failure recurred. The manufacturer was notified about the failure. The failure mileage was 88,000.
| Power Train problems | |
| Transmission Noise problems | |
| Automatic Transmission problems |