THIS CAR EXPERIENCES MULTIPLE DRIVETRAIN MALFUNCTION CODES, LOOSES POWER AT INTERVALS WHEN DRIVING, LEAKS OIL FROM SEALS WHICH CREATES WHITE SMOKE FROM BOTH THE EXHAUST PIPES AND FROM UNDERNEATH THE HOOD. IT ALSO HAS A ROUGH IDLE AND EVERY SO OFTEN, THE CHECK ENGINE LIGHT COMES ON. BMW SHOULD BE ASHAMED OF THEMSELVES FOR HAVING THESE ONGOING PROBLEMS WITH THEIR CARS IN THIS DAY AND AGE. *JS
2012 bmw 750Li powertrain problems
moderate 5 complaints filed with NHTSA · avg repair $2,500
What owners are reporting 5 most recent
TL* THE CONTACT OWNS A 2012 BMW 750LI. WHILE DRIVING APPROXIMATELY 35 MPH, THE CHECK ENGINE AND POWER TRAIN WARNING INDICATORS ILLUMINATED AS THE VEHICLE BEGAN TO SHAKE AND WHITE SMOKE CAME FROM THE REAR OF THE VEHICLE. THE CONTACT STATED THAT AFTER COMING TO A COMPLETE STOP, THE VEHICLE CONTINUED TO SHAKE. THE VEHICLE WAS RESTARTED HOWEVER, WHEN THE ACCELERATOR PEDAL WAS DEPRESSED, THE VEHICLE BE…
THE ENGINE MALFUNCTIONED IN MY CAR WHILE DRIVING AND IS A SAFETY HAZARD TO MYSELF AND OTHERS ON PUBLIC ROADS WITH MULTIPLE ENGINE PARTS IDENTIFIED BY THE MANUFACTURER TO BE DEFECTIVE. THE CAR SPORADICALLY STOPS OPERATING WITH FULL POWER AND THERE HAVE BEEN SEVERAL REPORTS OF INSTANT ENGINE FAILURE WHILE DRIVING. BMW ISSUED WHAT THEY HAVE CALLED THE N63 CUSTOMER CARE PACKAGE ON DEC. 29, 2014 TO A…
MY CAR HAS BEEN AT THE BMW SHOP FOR FOUR MONTHS. THE PURPOSE OF ME TAKING MY CAR TO THE BMW SHOP WAS BECAUSE MY 2012 750LI BMW HAD TRANSMISSION PROBLEMS. WHEN I GOT THERE [XXX]. STATED THERE IS A RECALL ON THE ENGINE AND HE SAY IT WILL BE FIX. FOUR MONTHS LATER THE MANAGER [XXX] CALL ME AND TELL ME I HAVE TO PAY $ 9,600 FOR THE PARTS AND THE LABOR WORK. [XXX] STATED MY CAR DID NOT QUALIFY AND I H…
WHEN ENTERING THE ON RAMP TO MERGE ONTO THE HIGHWAY. I ACCELERATED TO MERGE INTO TRAFFIC AND CAR VIBRATED VIOLENTLY AND WOULD NOT ACCELERATE. I CONTINUED TO PRESS THE ACCELERATOR BUT NOTHING HAPPENED AND A MESSAGE APPEARED ON THE DISPLAY. NOW, I'M STUCK BETWEEN THE ON RAMP AND THE HIGHWAY WITH A TRACTOR TRAILER RAPIDLY APPROACHING. HE BARELY HAS ENOUGH SPACE TO MERGE TO HIS LEFT AND AVOIDS REAR E…
Common questions
How serious is the powertrain problem on the 2012 bmw 750Li?
It's a documented issue but not catastrophic. 5 complaints have been filed. Repairs average $2,500 and most owners catch it before it causes a breakdown.
At what mileage does the powertrain typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $2,500 for powertrain repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to powertrain?
No active recalls currently cover powertrain issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.