Vehicles · Insights

2021 Bmw 4 Series

What 2021 Bmw 4 Series owners report most

Across 15 owner complaints to NHTSA, the most reported area is Electrical System (40% of reports).

Most reported areas

Electrical System0 40%
6 reports (40%)
Engine0 20%
3 reports (20%)
Seat Belts0 20%
3 reports (20%)
Power Train0 7%
1 report (7%)
Tires0 7%
1 report (7%)

Source: NHTSA owner complaints · 15 complaints

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General information compiled from public NHTSA complaint data, for reference only — not professional advice and not reviewed by automotive experts. Verify before acting; Team AM is not responsible for decisions made from it.