Apr 28, 2021Transmission & drivetrainEngine
OIL LEAK BETWEEN THE ENGINE AND TRANSMISSION COMMONLY KNOWN AS BELL HOUSING
NHTSA ODI 11414310
Home · 2015 BMW 550i Gt · Complaints
What 6 owners told NHTSA about the 2015 BMW 550i Gt
These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.
All (6)Fuel system (3)Transmission & drivetrain (2)Electrical system (1)Engine (1)Tires (1)Wheels (1)
1 of 6 complaints match · Engine · clear filters
Working with the data? Download all 6 complaints as CSV · fetched from NHTSA July 28, 2026
How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2015 BMW 550i Gt verdict →