Skip to content
EnginePart report

2012 BMW 750IX Engine Problems

Complaints
4about this part
Share
57%of 7 total for the year
Median mileage
65,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 4 complaints about the engine of the 2012 BMW 750IX, 57% of the 7 complaints for this model year. Where a mileage was given, the median is 65,000 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“I had to replace the gaskets which cost thousands and my car still smells like its burning oil and when I press the gas the car hesitates and I was just on the highway took the car to 70 miles and hour and powertrain malfuction came up and the car started shaking my car on has 80,000 miles on it and after spending all this money at bow repair shop still having problems. I have driven the car only 2,000 miles since the work was done and still problems”

NHTSA complaint #11062812, filed 2018-01, 80,000 miles

“Took vehicle to new motors Bmw, erie, pa because of excessive oil consumption. Was told the seals were bad and had to be replaced. Repair was completed by new motors and picked up 7/1/17. On 7/8/17 I was traveling at 55 MPH on I 90. Felt a lapse in power and then heard a grinding noise from the engine compartment and after exiting I 90 the vehicle stalled and would not restart. Car was returned to new motors and was notified that a piston had exploded and penetrated the engine block. …”

NHTSA complaint #11005053, filed 2017-07, 66,000 miles

“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. …”

NHTSA complaint #10924112, filed 2016-11, 50,100 miles

Engine: other model years

YearComplaintsShare of year
2012457%

Other parts of the 2012 BMW 750IX

Transmission and drivetrain
4 complaints
Fuel system
1 complaints
Latches, locks and linkages
1 complaints
Other or unknown
1 complaints
Suspension
1 complaints
Vehicle speed control
1 complaints

← All problems reported for the 2012 BMW 750IX

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology