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EnginePart report

2017 BMW 330I Engine Problems

Complaints
20about this part
Share
48%of 42 total for the year
Median mileage
52,600miles
Trend
RisingComplaints filed in the last 3 full calendar years are at least 25% higher than in the 3 years before.

NHTSA recorded 20 complaints about the engine of the 2017 BMW 330I, 48% of the 42 complaints for this model year. Where a mileage was given, the median is 52,600 miles.

Example complaints

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

“Coolant Leak from oil filter housing caused a major repair. The Car has about 109,000 miles. Parked it after work on a Thursday went to drive it to a family dinner Friday, i turned the car on and immediately get a low coolant light. I drove 2 miles down the road, Suddenly the coolant started pouring out and the coolant light comes on again, i return home and have to take my girlfriends car. …”

NHTSA complaint #11562211, filed 2023-12

“In November of 2023 I was driving my vehicle on the highway when my vehicle's control panel notified me the engine was over heating and I needed to stop driving the vehicle immediately. All the engine coolant had leaked from my vehicle. I had to pull over on the highway and have my vehicle towed. My mechanic identified the problem as the coolant vent line and made the repair. Total cost was $2,052.16 including the tow. …”

NHTSA complaint #11614563, filed 2024-09

“This is my second BMW 3 series. Both of my BMW 3 series have flaws in cooling system. Within 7-year of purchase, it has more than 7 leaking issues. In 2019, it has water pump issue In 2020 it has evaporative emissions vent purge valve issue In 2022, it has cooling system hoses leaks In 2023, it has cylinder head leak In 2024, it has coolant leaks, oil filter leaks, and front struts leaks. All these are related to a failed cooling system and overheating engine.”

NHTSA complaint #11622307, filed 2024-10

“The plastic oil filter housing assembly developed a crack as we all should know heat and plastic do not do well with each other. Cause my coolant at first to slowly leaked and never gave me a warning of low coolant. Driving 60+ mph then all of a sudden cars goes into limp mode so the person behind me lucky swerved to the left to avoid hitting me. So filled up coolant and same thing happens again about a week later. No visible leaks no dashboard warning of low coolant levels. So I fill up and go. …”

NHTSA complaint #11569210, filed 2024-02

“I noticed coolant leaking from under the vehicle. The message to add coolant was displayed. The vehicle was taken to an independent mechanic where the engine was inspected, and was notified of stains of coolant coming from the head gasket. The contact was informed that the head gasket needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure but offered no assistance. I believe this is failure is related to NHTSA Campaign Number: Recall 18V755000, October ,24 2018, My car has only 73000 Miles”

NHTSA complaint #11655819, filed 2025-04

Related service bulletins

Engine: other model years

YearComplaintsShare of year
2025117%
2021828%
20201936%
2019922%
20181238%
20172048%
2006167%
200514%
200212%
200122%

Other parts of the 2017 BMW 330I

Other or unknown
11 complaintsElectrical system
4 complaintsSeat belts
4 complaintsEngine cooling
3 complaintsTransmission and drivetrain
2 complaintsVehicle speed control
2 complaintsAir bags
1 complaintsBack-over prevention (rear camera)
1 complaintsBrakes
1 complaintsExterior lighting
1 complaintsForward collision avoidance
1 complaintsFuel system
1 complaints

← All problems reported for the 2017 BMW 330I

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 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