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Transmission and drivetrainPart report

2023 BMW I4 Transmission and drivetrain Problems

Complaints
12about this part
Share
26%of 46 total for the year
Median mileage
29,000miles
Trend
Too newThis model year is less than 4 years old, so a trend is not meaningful yet.

NHTSA recorded 12 complaints about the transmission and drivetrain of the 2023 BMW I4, 26% of the 46 complaints for this model year. Where a mileage was given, the median is 29,000 miles.

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.

“As I was driving my car into the main avenue out of a parking lot, the car stalled and lost all power, the charge went from 57% to 0% and the power train failure warning came on the dashboard and a high voltage warning as well. …”

NHTSA complaint #11589917, filed 2024-05

“My vehicle intermittently loses drive power while being driven, suddenly and with no warning. Sometimes it drives normally, then fails repeatedly later. Before any warning appeared I had isolated instances of hesitation or power loss, but with nothing on the cluster I assumed I was misperceiving it. On August 25, 2026, the vehicle lost power four times while I was driving on the freeway and displayed a drivetrain malfunction warning for the first time. I took the car to an authorized dealer on August 28, 2026, at 60,676 miles. …”

NHTSA complaint #11772119, filed 2026-10

“We had a drivetrain malfunction losing all power to car as we were driving.The car lost all control and drove less than 20 feet before coming to a complete stop on the middle of the road. We were not notified about any recalls on the car and just saw there was one on your site. BMW has now had our car for 3 weeks and has had their engineers working on it saying they are testing teach individual power cell at this time. They have not provided us any feedback other than this and a timeline of when we will get our car back.”

NHTSA complaint #11676127, filed 2025-07

“On 6/8/23 I tried to start my car and received the following error: Drivetrain malfunction: Driving not possible. Call Roadside Assistance and the car turned off. I tried 3 more times to start the car and received the same message. I could not drive my car, and had it immediately towed to the dealer. This is a brand new 2023 BMW i4 eDrive40 with only 1469 miles on it. Yes, the problem has been confirmed by the dealer, testing confirmed faults for the high voltage battery and a 30F current violation and sporadic software issue. …”

NHTSA complaint #11528540, filed 2023-06

“The only way I could explain it was as if my brakes were failing. After joining the bmw i4 group on Facebook and having my kids record while driving. I was able to capture the issue. The vehicle drive train will malfunction causing the vehicle to move while not in motion when at a stop light. The vehicle will accelerate on its on. It has recently power off on me while driving and restart back up. I took it to the dealership they said it was fine. I took it today. They couldn’t offer me and my kid ride home or a loaner due to policy. I even asked to trade my car in. …”

NHTSA complaint #11656435, filed 2025-04

Related service bulletins

Transmission and drivetrain: other model years

YearComplaintsShare of year
2024519%
20231226%
2022110%

Other parts of the 2023 BMW I4

Electrical system
18 complaints
Other or unknown
12 complaints
Brakes
7 complaints
Fuel system
7 complaints
Engine
5 complaints
Forward collision avoidance
5 complaints
Steering
4 complaints
Vehicle speed control
3 complaints
Suspension
2 complaints
Air bags
1 complaints
Lane departure
1 complaints
Body and structure
1 complaints

← All problems reported for the 2023 BMW I4

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 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