2007 MERCEDES BENZ S350 Engine And Engine Coolingengine Problems

TL*THE CONTACT OWNS A 2007 MERCEDES BENZ S350. WHILE DRIVING APPROXIMATELY 5 MPH ONTO AN EXIT RAMP, THE ENGINE DECREASED IN POWER AND HESITATED. THE FAILURE OCCURRED WITHOUT WARNING. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER, BUT THE FAILURE COULD NOT BE DUPLICATED. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER ON THREE SEPARATE OCCASIONS FOR THE SAME FAILURES, BUT THERE WERE NO RESOLUTIONS. THE ENGINE WAS RECODED. RECENTLY, THE ENGINE STALLED AND THE WARNING INDICATORS ILLUMINATED ON THE INSTRUMENT PANEL. THE WARNING INDICATOR REMAINED LIT UNTIL THE ENGINE WAS TURNED OFF. THE CONTACT WAS CONCERNED OF THE SAFETY RISK INVOLVED. THE FAILURE MILEAGE WAS 150 AND CURRENT MILEAGE WAS 11,312.