Bmw X7 Transmission Problems
31 owner complaints filed with NHTSA across 6 model years.
Complaints by Year
Worst year: 2020. Best year: 2024.
Owner Reports
A representative sample of complaints filed with NHTSA.
ON TUESDAY, NOVEMBER 17TH, AROUND 7PM ET, I PARKED IN FRONT OF A BUILDING COMPLEX. THE CAR WAS IN PARKING MOD WITH ENGINE ON. I WAS TALKING TO MY BROTHER IN LAW IN THE CAR WHEN WITHIN 4-5 MIN FROM THE TIME OF THE CAR WAS IN FULL STOP, WE...
Just over 50k miles and barely out of warranty, the pinion bearing in the front differential failed. This is a known issue with many people on BMW forums reporting the same failure in 8 cylinder X7's. Some failures occurred in vehicles...
The mechatronics unit failed in the automatic transmission. Vehicle was no longer in gear causing it to stall, and drivetrain warning message was produced. This happened twice in the same day July 6th 2026. BMW was contacted, they retrie...
Front Differential Fail at 42K Miles.
I am reporting a safety concern involving BMW vehicles equipped with the B58 Technical Update (B58TU) engine, commonly found in model years 2019–2021. These vehicles use a variable-displacement oil pump with an internal thermoplastic ...
Safety Defect Report — Engine Oil Pump Failure (BMW B58TU Engine) Component or System Involved The failure involves the variable-displacement engine oil pump installed in BMW vehicles equipped with the B58 Technical Update (B58TU) eng...
Transfer case broke and struck the engine while driving.
Hello , I would like to report a failed front differential on my vehicle. This issue was diagnosed by an independent BMW shop and is currently being repaired. Mine made it to 69k miles but many others have had theirs failed before 50k ...
Description of the Problem: At ~57,000 miles, the front differential on my 2025 BMW X7 M50i failed and was replaced by an authorized dealer in March 2025. The issue was believed resolved, but in October 2025 the vehicle was returned to A...
The transfer case in my BMW X7 began making grinding, jerking, shuttering around 65,000 miles. The dealer failed to diagnose the issue at that time when I brought it in at 71,000. (approximately $9,000–$10,000). Transfer cases "shoul...
Transfer case causes vehicle to shake when driving straight or turning from a complete stop or low speeds.
I am submitting this complaint based on recurring drivetrain and structural failures in my 2020 BMW X7 (VIN: [XXX] ), which raise serious concerns about reliability and safety. Most recently, the vehicle exhibited shuddering, power loss...