2021 BMW X4: common problems and reliability

The 2021 BMW X4 has 12 owner-filed NHTSA complaints and 7 recalls on record. The most-reported areas are engine and seat belts. Owners most often flag high maintenance and repair costs out of warranty — very frequent.

Safety record for the 2021 model year

12
Owner complaints
7
Recalls
0
Crash reports
0
Fire reports

Source: NHTSA complaints and recalls filed for 2021 BMW X4 vehicles (US, public record).

Where owners report problems

engine
4
seat belts
4
power train
2
suspension
2

Recalls affecting the 2021 X4

back over prevention: sensing system: camera

Campaign 20V598000

BMW of North America, LLC (BMW) is recalling certain 2020-2021 X3 sDrive 30i, X3 xDrive 30i, X3M 40i, X3 xDrive 30e, X4 xDrive 30i, X4M 40i, 530i, 540i, 540i xDrive, M550i xDrive, M5, 550e, 550e xDrive, and 550e iPerform

back over prevention: sensing system: camera

Campaign 21V096000

BMW of North America, LLC (BMW) is recalling certain 2019-2021 X3 sDrive30i, X3 xDrive30i, X3 M40i, X3M, X4 xDrive30i, X4 M40i, M550i, X4M, X5 sDrive40i, X5 xDrive40i, X5 xDrive50i, X5M, X5 M50i, X7 xDrive40i, X7 xDrive5

fuel system, gasoline:storage:tank assembly

Campaign 21V199000

BMW of North America, LLC (BMW) is recalling certain 2021 X3 sDrive30i, X3 xDrive30i, X3 M40i, X3M, and X4, and 2021 X4 xDrive30i vehicles. The inlet check valve weld may fail, allowing the filling pipe to separate from

engine

Campaign 21V598000

BMW of North America, LLC (BMW) is recalling certain 2020 M340i, M340i xDrive, 540i, 540i xDrive, X3 M40i, 2020-2021 X4 M40i, 745Le xDrive, 2019-2021 Z4 M40i, and 2020-2021 Toyota Supra vehicles. During engine start, the

What owners say across generations

Mixed sentiment with a clear divide based on model variant and owner priorities. The X4 M40i and full M models receive strong praise for their powerful and reliable B58/S58 engines, engaging sporty handling, and overall driving enjoyment, with some owners desc

  • High maintenance and repair costs out of warranty — very frequent.
  • Poor ride quality with specific run-flat tires (e.g., Continental) — recurrent.
  • Reduced rear visibility and cargo space compared to traditional SUVs — recurrent.
  • Cooling system component failures (plastic housings, hoses) — recurrent.
  • Oil leaks from various gaskets over time — recurrent.

Owner insights cover all generations of the X4.

Typical used price

Used X4 listings typically run $19,372–$33,545 across 2015 to 2024 model years.

Other X4 model years