2011 BMW X6 Suspension Problems

The contact owns a 2011 BMW X6. The contact stated while driving 50 MPH, the check engine warning light illuminated, and the vehicle inadvertently shut off. The contact attempted to restart the vehicle, but the vehicle failed to restart. The vehicle was towed to an independent mechanic and the contact was informed that the engine needed to be replaced. The vehicle was repaired. On another occasion while leaving a parking lot, the vehicle jerked with a delay while accelerating. The vehicle was taken to an independent mechanic who stated that the front suspension needed to be replaced. The vehicle was not repaired. On another occasion while starting the vehicle, the vehicle started overheating. The contact shut off the vehicle and waited for the vehicle to cool down before restarting the vehicle. The vehicle was taken to an independent mechanic and the contact was informed that the fuel pump needed to...

While driving the check engine light came on moments later the steering wheel stiffened up then released mid turn when I turn the steering wheel the tires didn’t respond I hit a curb

AFTER THE CAR IS BEEN DRIVEN UNDER A SNOW STORM , WHEN THE SNOW IS NOT CLEAR HAVE TO DRIVE TO WRK 1 HOUR AWAY , THE NEXT DAY ONCE ALL SNOW IS CLEAR THE CAR TENDS TO SHAKE VERY BAD , EVERY TIME THE SAME WHEN U HIT 30MPH SHAKES VIOLENTLY LIKE THE CAR IS GONNA BREAK APART. BUT ONCE U TAKE IT INSIDE THE CARWSSH AND WASH IT TENDS TO GO AWAY? I DON'T UNDERSTAND IT? IT'S NOT THE SNOW ON THE TIRES CUZ I CLEAR ALL THAT BEFORE , I LEAVE THE HOUSE THE NEXT DAY.