BMW 4 Series years to avoid and best years

Avoid: 2015, 2014 (lowest Year Scores on complaints per year on the road, crash reports and recalls)

Best: 2021

10 model years of NHTSA owner complaints and recalls · How we grade

Across 12 model years, the BMW 4 Series has 436 owner-filed NHTSA complaints and 13 recalls on record. The most-reported areas are electrical system and engine. 2015 drew the most complaints (178), 2020 the fewest of the years on the road 3+ years (6).

12
Model years tracked
436
Owner complaints
13
Recalls
18
Median per year

Source: NHTSA complaints and recalls filed for BMW 4 Series vehicles (US, public record).

Which 4 Series years have the most problems?

Complaint volume by model year. Raw NHTSA totals, not adjusted for sales volume or time on the road, so older and higher-selling years accumulate more. Every year links to its full breakdown.

YearComplaints
20257
20246
202318
202216
202115
20206
201916
201834
201723
201649
2015178
201468

Highest: 2015 (178 complaints). Lowest: 2020 (6).

Where owners report problems

electrical system140
engine90
engine and engine cooling85
air bags31
service brakes28

What owners say

Sentiment is mixed and heavily dependent on the specific model, engine, and generation.

  • Very frequentHigh cost of ownership and unexpected repairs

    Budgeting $1,000-$3,000+ annually for maintenance and repairs is frequently mentioned, with major services (e.g., timing chain) potentially costing $4,000-$5,000.

  • RecurrentN55/B58 engine oil filter housing cracking

    A well-known issue on certain engines, particularly noted on the N55.

  • RecurrentTiming chain rattle on cold start (4-cylinder engines)

    Specifically mentioned for the 2.0L petrol engines, a sign of potential wear.

  • RecurrentxDrive transfer case reliability

    Described as "chocolate" (prone to failure), can cause judder at low speeds.

  • RecurrentStandard audio system quality

    Criticized as dreadful and a significant downgrade from the optional Harmon Kardon system.

Owner insights cover all generations of the 4 Series. Individual model years are broken down above.

Generations

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