2020 BMW X4 Transmission and drivetrain Problems
- Complaints
- 1about this part
- Share
- 7%of 15 total for the year
- Median mileage
- 58,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the transmission and drivetrain of the 2020 BMW X4, 7% of the 15 complaints for this model year. Where a mileage was given, the median is 58,000 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.
“The contact owns a 2020 BMW X4. The contact stated that while driving at 65 MPH, the vehicle inadvertently lost motive power. Upon restarting the vehicle, the vehicle failed to accelerate properly. The drivetrain malfunction warning light was illuminated on the instrument panel. The vehicle was towed to the dealer, who determined that the rear differential had disconnected from the drive shaft. The vehicle was repaired. The manufacturer was not notified of the failure. The failure mileage was 58,000.”
NHTSA complaint #11527973, filed 2023-06, 58,000 milesRelated service bulletins
- 10208177Jan 1, 2022DELIVERY STOP: REPLACE CONTROL UNIT TRANSFER CASE. Due to a production failure, the control unit was assembled with a capcitator instead of a resistor.
Transmission and drivetrain: other model years
Other parts of the 2020 BMW X4
4 complaintsAir bags
3 complaintsOther or unknown
3 complaintsSuspension
3 complaintsSeat belts
2 complaintsEngine
1 complaintsExterior lighting
1 complaintsForward collision avoidance
1 complaintsLane departure
1 complaintsSeats
1 complaintsSteering
1 complaintsBody and structure
1 complaints
← All problems reported for the 2020 BMW X4
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 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