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BMW 340I problems

Owners have filed 25 complaints about the BMW 340I with NHTSA across model years 2016 to 2024. More of them are about the other & unspecified than anything else.

Every BMW 340I year, graded

The grade compares each year against the rest of this model's own run — never against another car. Click any bar or row to open that year's report.

8 6 3 4 4
16 17 18 23 24
Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded
Year Grade Complaints Crashes Fires Median miles Most reported
2024 — 4 0 0 — Body & Structure
2023 — 4 0 0 — Electrical System
2018 — 3 0 1 — Engine & Cooling
2017 — 6 0 0 — Other & Unspecified
2016 — 8 1 0 1,700 Electrical System

What breaks on a BMW 340I

Across every model year on file. Follow a row for that part's complaints and the year it was worst.

Other & Unspecified 6 24.0%

Worst in 2017

Engine & Cooling 4 16.0%

Worst in 2018

Electrical System 4 16.0%

Worst in 2016

Windows, Mirrors & Wipers 2 8.0%

Worst in 2017

Wheels 2 8.0%

Worst in 2016

Driver Assist & Collision Avoidance 2 8.0%

Worst in 2023

Airbags 1 4.0%

Worst in 2016

Brakes 1 4.0%

Worst in 2016

Body & Structure 1 4.0%

Worst in 2024

Lights 1 4.0%

Worst in 2023

Fuel & Propulsion 1 4.0%

Worst in 2018

Complaints filed over time

Every complaint about every BMW 340I, by the month it reached NHTSA.

Jul 2016 peak 3 Sep 2025

Compare the BMW 340I

Side by side on complaint history. Remember that raw totals track how many were sold as much as how good they were.

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