YearToAvoid

2021 BMW X3 Engine Problems

NHTSA lists 29 Engine complaints for the 2021 BMW X3, 26% of its 110 total complaints for the year. Two crashes and two fires are linked to this area, with a median failure mileage of 28,307 miles, but no related recalls are on file.

Engine complaints
29
26% of 110
Crashes reported
2
Fires reported
2
Injuries reported
0
Median mileage
28,307 mi
Related recalls
0

Typical engine symptoms owners report

  • Owners report sudden unintended acceleration while parking at low speed, sometimes resulting in a collision.
  • Some vehicles caught fire in the engine area while parked or shortly after a short drive, leading to total loss.
  • Cruise control has been reported to surge on its own past the set speed and require manual disengagement to regain control.
  • Persistent check engine light warnings recur after dealer visits without a lasting fix being found.
  • Owners describe the vehicle shutting off completely while accelerating from a stop, losing steering, braking, and hazard lights.

When 2021 BMW X3 engine complaints were filed

First complaint Dec 16, 2020, latest Aug 4, 2026.

2021 BMW X3 engine complaints: complaints filed per month3Dec 2020Sep 2021Oct 2023Aug 2025Feb 2026May 2026Aug 2026
29 complaints filed with NHTSA from Dec 2020 to Aug 2026; peak Apr 2026 (3).

Engine recalls for the 2021 BMW X3

No safety recalls on record for this model year.

Engine complaints by X3 model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 201022 (40%)
  2. 201161 (49%)
  3. 201216 (33%)
  4. 2013166 (73%)
  5. 201441 (48%)
  6. 201550 (48%)
  7. 201635 (43%)
  8. 201740 (43%)
  9. 201821 (28%)
  10. 201944 (26%)
  11. 202028 (26%)
  12. 202129 (26%)
  13. 202212 (16%)
  14. 20234 (27%)
  15. 20247 (18%)
  16. 20256 (17%)

Frequently asked questions

How many engine complaints does the 2021 BMW X3 have?
NHTSA lists 29 engine-related complaints for the 2021 X3, which is 26% of all 110 complaints filed for that model year.
Is there a recall for the 2021 BMW X3 engine?
No related recalls are listed for the Engine category on the 2021 BMW X3 based on current NHTSA data.
At what mileage do 2021 X3 engine problems typically show up?
The median mileage at failure reported to NHTSA for this issue area is 28,307 miles.
Have engine problems on the 2021 X3 caused crashes or fires?
NHTSA data shows 2 crashes and 2 fires tied to engine-area complaints on the 2021 X3, with no reported injuries.
How does the 2021 X3 compare to other X3 years for engine complaints?
The 2021 X3's engine complaints make up 26% of its total complaints, similar to 2019 (26%) and 2020 (26%), but lower than 2013's 73% share.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.