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Lane departurePart report

2021 BMW 330I Lane departure Problems

Complaints
2about this part
Share
7%of 29 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the lane departure of the 2021 BMW 330I, 7% of the 29 complaints for this model year.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“When driving the car when dark enough to activate auto headlights and raining enough to activate auto wipers, after 20 minutes the following message comes on the screen EVERYTIME: Drive Assistance temporarily limited Lane departure also turns on and off while driving in these conditions Also attached are BMW's response after inspecting the car on 3 separate occasions”

NHTSA complaint #11508878, filed 2023-02

“This BMW vehicle's odometer readings are inconsistent and inaccurate resulting in overage of mileage for lessee. This cars BMW tires were not verifiable to be from BMW and tires subsequently failed within 15,000 miles. No entity at BMW, not the dealership, not the sales, not BMW Financial Services or BMW of North America LLC could provide any information regarding the original tires or provide any warranty information regarding the tires - this impact mileage efficiency, miles per gallon and is a way to game the systems. …”

NHTSA complaint #11603482, filed 2024-07

Related service bulletins

Lane departure: other model years

YearComplaintsShare of year
2024117%
202127%
202036%
201925%
201712%

Other parts of the 2021 BMW 330I

Electrical system
13 complaints
Engine
8 complaints
Other or unknown
5 complaints
Air bags
4 complaints
Forward collision avoidance
3 complaints
Suspension
2 complaints
Brakes
1 complaints
Engine cooling
1 complaints
Body and structure
1 complaints
Transmission and drivetrain
1 complaints
Visibility (wipers, defrost, mirrors)
1 complaints
Wheels
1 complaints

← All problems reported for the 2021 BMW 330I

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology