BMW 330I
2017–2020 only
2017–2020 BMW 330I models have 211 classified complaints on record for these years specifically, plus 13 recalls. The most common issue in this range is Cooling system: radiator, water pump, thermostat, fan, typically surfacing around 53,043 miles.
Computed directly from stored federal records for 2017–2020 model years only — not blended with the rest of this vehicle's production run. See the full BMW 330I report for every year combined.
Where this range fits
What breaks, and when — 2017–2020 only
Median onset: 53,043 miles.
Tends to show up later than this model's other issues. · More common in newer model years. · Typical repair: $260–$1,910 nationally.
Median onset: 33,400 miles.
Tends to show up later than this model's other issues. · More common in newer model years.
Median onset: 81,652 miles.
Tends to show up later than this model's other issues. · More common in newer model years. · Typical repair: $390–$730 nationally.
Median onset: 13,000 miles. 18.8% of these reported an injury, a death, or a crash with fire.
Tends to show up earlier than this model's other issues. · More common in older model years.
Median onset: 60,000 miles.
Tends to show up later than this model's other issues. · More common in newer model years.
Which other vehicles have oil consumption problems? →Median onset: 400 miles. 7.7% of these reported an injury, a death, or a crash with fire.
Tends to show up earlier than this model's other issues. · More common in newer model years.
Which other vehicles have driver-assist problems? →Median onset: 14,800 miles.
Tends to show up earlier than this model's other issues. · More common in older model years. · Typical repair: $330–$620 nationally.
Median onset: 508 miles. 28.6% of these reported an injury, a death, or a crash with fire.
Tends to show up earlier than this model's other issues. · More common in older model years.
From owner-filed complaints to NHTSA, not independently verified. Federal mileage reporting on recent complaints is sparse — see how it works. Cost ranges are national estimates from book labor hours and parts pricing, not this vehicle's actual repair history — they don't account for your location or shop type.
Cost estimator: what will this one cost you?
Enter the car's year and mileage. See which known problems are due in your next 3 years, what each costs at your state's labor rates, which ones to ask the seller about, and routine maintenance to budget for.
Sources: NHTSA Office of Defects Investigation — complaints and recalls, scoped to 2017–2020 model years. See the full BMW 330I report for every year and full specs/safety data.