2008 BMW 335I Engine And Engine Coolingengine Problems

I HAVE A 2008 BMW 335I AND THE CAR HAS LOST POWER ON FOUR OCCASIONS, WHILE IT WAS BEING DRIVEN. THE DEALER WAS NOT RESPONSIVE TO MY COMPLAINTS EVEN AFTER IT SPENT OVER A MONTH AT THE DEALER IN 2009. THEY KEPT SAYING THE REPAIRED THE CAR, I WOULD DRIVE IT HOME AND THEN THE NEXT DAY WHEN I WENT TO START IT THE CAR WOULD AN ENGINE FAILURE LIGHT WOULD COME ON AND THE CAR WOULD SHAKE TERRIBLY. THE KEEP TELLING ME IT IS THE FUEL INJECTION AND THAT HAS BEEN REPLACED A NUMBER OF TIMES BUT I AM FEARFUL TO DRIVE THE CAR ON THE HIGHWAY IN CASE THE ENGINE FAILS AGAIN. *TR

ON JULY 24, 2010, MY 2008 BMW 335I SEDAN EXPERIENCED AN HPFP FAILURE IN HEAVY TRAFFIC AT HIGHWAY SPEED. MY 335I (DELIVERED JULY 2008) HAS HAD LONG START CRANKS FOR AT LEAST ONE YEAR. MY WASHINGTON, DC BMW DEALERSHIP HAS SAID IT CANNOT REPLACE THE HPFP UNTIL IT FAILS OR THROWS AN ELECTRONIC CODE. ON JULY 24, I WAS DRIVING APPROX 500 MILES TO A VACATION. 350 MILES INTO THE TRIP, ON I-87 AT APPROX 65MPH IN VERY HEAVY TRAFFIC, A CAR CUT INTO MY (MIDDLE) LANE. I MOVED TO THE LEFT LANE AND QUICKLY APPLIED MEDIUM THROTTLE TO KEEP UP WITH TRAFFIC. MY ENGINE STUMBLED SEVERELY AS I CHANGED LANES/ACCELERATED AND THE HALF-POWER ENGINE LIGHT CAME ON. THE CAR BEGAN RUNNING EXTREMELY ROUGHLY, WOULD NOT ACCELERATE AND LOST SPEED RAPIDLY, IN THE LEFT LANE OF VERY CROWDED HIGHWAY. THE CAR BEHIND ME NEARLY REAR-ENDED ME. I SHUT OFF ANY...

2008 BMW 335I INFAMOUS FAILING HIGH PRESSURE FUEL PUMP (HPFP). SYMPTOMS OF A FAILING PUMP ARE LONG CRANKS UPON START UP AND IF IT FAILS DURING DRIVING, IT CAN LEAVE YOU STRANDED. MY HPFP FAILED ONLY ONCE AROUND 22,000 MILES AND WAS REPLACED PROMPTLY BY BMW. *TR