X4 (F26)
Data covers 3 NHTSA model names
Reliability Score
Complaints by Engine Code
Every complaint of any kind (brakes, airbags, electrical and the rest) whose VIN names the engine, across all model years. The score above counts only engine, transmission and drivetrain complaints, so its figures for the same engine are smaller. Fire, injury and death figures count complaints that report one.
B48B20
2.0L 4-cyl Turbo / 241 hpView details
Complaint Breakdown
Show 3 additional engine variants with limited data
3.0-I6-Gas
3.0L 6-cyl Turbo / 300 hpView details
Complaint Breakdown
3.0-I4-Gas
3.0L 4-cyl / 300 hpView details
Complaint Breakdown
BMW X4 Unidentified Engine
View details
Complaint Breakdown
Owner Complaints by System
Complaints owners filed with NHTSA about the BMW X4, counted across every engine. A complaint can name more than one system.
Recalls (5)
BMW of North America, LLC. (BMW) is recalling certain 2012-2015 X1 sDrive28i, X1 xDrive28i, 2012-2016 Z4 sDrive28i, 528i, 528i xDrive, 328i, 328xi, 2016-2018 X5 xdrive 40e, 2014-2016 228i, 228xi, 428i, 428i xDrive, 328xi Gran Turismo, 2013-2017 X3 sDrive28i, X3 xDrive28i, 2015-2018 X4 xDrive28i, 2015-2016 428xi vehicles. An improperly sealed electrical connector on the water pump may be exposed to water and short circuit.
BMW of North America, LLC (BMW) is recalling certain 2014 X3 xDrive28i, X3 xDrive35i, X5 sDrive35i, X5 xDrive35i, and 2015 X4 xDrive35i vehicles. The driver's air bag inflator may explode during deployment, due to a manufacturing defect.
BMW of North America, LLC. (BMW) is recalling certain model year 2015 BMW X3 sDrive28i, X3 xDrive28i, X3 xDrive35i, X3 xDrive28d, X4 xDrive28i and X4 xDrive35i vehicles, and model year 2014-2015 X5 xDrive35i, X5 sDrive35i, X5 xDrive50i, and 2014 X5 xDrive35d vehicles. The affected vehicles have a driver's frontal air bag inflator that may have been improperly welded.
BMW of North America, LLC (BMW) is recalling certain model year 2011-2017, X3 sDrive28i, X3 xDrive28i and X3 xDrive35i, vehicles manufactured July 2, 2010 to April 14, 2016, 2015-2017 X3 xDrive28d vehicles manufactured March 10, 2014 to March 31, 2016, and 2015-2017 x4 xDrive28i, X4 xDrive35i and X4 xDriveM40i vehicles manufactured March3, 2014 to April 15, 2016. The affected vehicles have lower anchor bars for securing child restraint seats that may become damaged when using the European-ISOFIX-type, rigid-style connector, child restraint system.
BMW of North America, LLC (BMW) is recalling certain model year 2015 X3 and X4 Sports Activity Vehicles manufactured July 28, 2014 to July 29, 2014. The affected vehicles may have been produced with a driver's side exterior rearview mirror that was designed to meet non-US market requirements. Thus, these vehicles fail to comply with the Federal Motor Vehicle Safety Standards No. 111, "Rearview Mirrors."
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Alternatives in Compact SUV
Frequently Asked Questions
What are the most common 2015-2018 BMW X4 complaints?
Owners have filed 42 complaints with NHTSA about the 2015-2018 BMW X4. The systems they name most often are the engine, the electrical system and the cooling system.
Is the 2015-2018 BMW X4 a good used car?
That depends on the model year, the mileage and the maintenance history of the car in front of you. Owners have filed 42 complaints with NHTSA about the 2015-2018 BMW X4. Check which systems they name most often and whether a recall is still open on that car.
How many NHTSA complaints does the 2015-2018 BMW X4 have?
NHTSA has 42 owner complaints on file for the 2015-2018 BMW X4 as of the latest data pull. A complaint is an owner's report, not a confirmed defect, and counts rise with sales.
What recalls affect the 2015-2018 BMW X4?
NHTSA lists 5 recalls covering some 2015-2018 BMW X4 vehicles. Which ones apply depends on the VIN: enter it at nhtsa.gov/recalls to see the open campaigns on a specific car.
What should I check before buying a used BMW X4?
Run the VIN through NHTSA's recall lookup and confirm every open recall has been done. Look hardest at the engine, the electrical system and the cooling system, the systems owners complain about most. Ask for maintenance records, have an independent mechanic inspect the car and run a vehicle history report for prior accidents and title issues.
Does the X4 have NHTSA crash test ratings?
NHTSA has not published crash test ratings for the 2015-2018 BMW X4. Not all vehicles are tested each year. For the latest NHTSA safety information, visit nhtsa.gov/ratings.
Data from NHTSA federal complaints database. 42 complaints analyzed. Data confidence: moderate. Last updated: 2026-10-18.