2015 Bmw X4: Reliability Data

Source: NHTSA — 30 complaints
30
Total Complaints
36,500mi
Median Mileage
ELECTRICAL SYSTEM
Top Issue
4
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

14,900 25th Percentile
36,500 Median Mileage
38,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

ELECTRICAL SYSTEM
5
SERVICE BRAKES
4
ENGINE
4
UNKNOWN OR OTHER
4
POWER TRAIN
3
ENGINE AND ENGINE COOLING
3
AIR BAGS
2
FUEL/PROPULSION SYSTEM
2
SEATS
1
EXTERIOR LIGHTING
1

Severity Assessment

4
Crashes
3
Fires
0
Injuries
0
Deaths

Sample Complaint Reports

"THIS IS WAS ON HIGHWAY, NO TRUFFICK. ONE ACCIDENT HAPPENED BEFORE ME, WAS NO FLASH LIGHTS OR STOP LIGHTS, WHEN I FIND OUT WHAT THIS VEHICLE NOT MOVING, PRESSED FOOL BRAKE. IN 150 FEET OF FOOL BRAKE CAR DIDN'T STOP. I HIT THE CAR IN FRONT OF ME, THE ABS DIDN'T WORK DURING THE BRAKING, THE AIR BAGS DI..."
"THIS IS WAS ON HIGHWAY, NO TRUFFICK. ONE ACCIDENT HAPPENED BEFORE ME, WAS NO FLASH LIGHTS OR STOP LIGHTS, WHEN I FIND OUT WHAT THIS VEHICLE NOT MOVING, PRESSED FOOL BRAKE. IN 150 FEET OF FOOL BRAKE CAR DIDN'T STOP. I HIT THE CAR IN FRONT OF ME, THE ABS DIDN'T WORK DURING THE BRAKING, THE AIR BAGS DI..."
"THIS IS WAS ON HIGHWAY, NO TRUFFICK. ONE ACCIDENT HAPPENED BEFORE ME, WAS NO FLASH LIGHTS OR STOP LIGHTS, WHEN I FIND OUT WHAT THIS VEHICLE NOT MOVING, PRESSED FOOL BRAKE. IN 150 FEET OF FOOL BRAKE CAR DIDN'T STOP. I HIT THE CAR IN FRONT OF ME, THE ABS DIDN'T WORK DURING THE BRAKING, THE AIR BAGS DI..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28