After BMW x3 climbed the slope, the driving speed on the flat road was very high and the acceleration was not fast.

the transmission shaft is faulty. After BMW x3 climbed the slope, the driving speed on the flat road was very high and the acceleration was not fast because of the failure of the transmission shaft. It is very simple to contact the 4S shop for maintenance. BMW X3 is an SUV model with unique personality, which introduces the concept of a new SUV sport utility vehicle and is equipped with BMW's patented xDrive intelligent all-wheel drive system.