2012 BMW 750IX

THE TRANSFER CASE ON MY CAR STUTTERS WHEN ACCELERATING FROM A STOPPED POSITION OR UNDER MODERATE TO HEAVY BREAKING. TRACTION ON SNOW BECOMES LIMITED BECAUSE THE STUTTERING CAUSE TIRES TO HAVE MORE OR LESS POWER SPONTANEOUSLY. THIS STUTTERING WAS CONFIRMED TO BE A DEFECTIVE TRANSFER CASE WHEN UNPLUGGING THE TRANSFER CASE MODULE. BMW CONFIRMED THE TRANSFER CASE AS DEFECTIVE. THE VEHICLE CURRENTLY HAS UNDER 56,000 AT THE TIME OF THIS POSTING.

TL* THE CONTACT OWNS A 2012 BMW 750IX. THE CONTACT STATED THAT THE VEHICLE IDLED WHENEVER THE CONTACT ATTEMPTED TO ACCELERATE. ALSO, WHEN STARTING THE VEHICLE, THE ENGINE WOULD BACKFIRE AND THE CHECK ENGINE INDICATOR ILLUMINATED. THE DEALER REPAIRED THE SOLENOID VALVE, FUEL INJECTORS, CONTROL AIR BUSHINGS, AND AIR TAKE BOX AMONG OTHER REPAIRS; HOWEVER, THE FAILURE RECURRED. THE CONTACT TOOK THE VEHICLE TO THE DEALER AGAIN WHERE IT WAS DIAGNOSED THAT THE TRANSMISSION FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURES. THE APPROXIMATE FAILURE MILEAGE WAS 50,100.