One problem related to gasoline engine has been reported for the 2007 BMW X3. The most recently reported issues are listed below.
BMW X3 is extremely dangerous to drive it will not accelerate slowly . It hesitates in acceleration from a stop, on hills, on corners and then takes off very rapidly. The dealership in seattle has worked on it three times and reports that they cannot fix it, they are aware of it but no fix is available. BMW in fife refused to even try to fix it because it cannot be repaired. Someone is going to get killed because of this defect.