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Transmission and drivetrainPart report

2009 BMW 335I Transmission and drivetrain Problems

Complaints
3about this part
Share
4%of 85 total for the year
Median mileage
29,795miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 3 complaints about the transmission and drivetrain of the 2009 BMW 335I, 4% of the 85 complaints for this model year. Where a mileage was given, the median is 29,795 miles. 1 a fire, according to the filers.

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.

“I am very happy to see your organization taking an interest in this issue. This is a dangerous problem with this vehicle that bmwna is well aware of, but insists that it is normal behavior for my car/transmission. I brought the car into the dealer, and they were able to reproduce it, but they were told by Bmw that this was normal behavior. The problem occurs when you slow down- like for a turn, but do not come to a complete stop. …”

NHTSA complaint #10491572, filed 2013-01, 39,190 miles

“It is a very dangerous problem with this vehicle that bmwna is well aware of, but insists that it is normal behavior for my car/transmission. I brought the car into the dealer, and they were able to reproduce it, but they were told by Bmw that this was normal behavior. The problem occurs when you slow down- like for a turn, but do not come to a complete stop. The dct transmission seems to have trouble figuring out what gear to select because when you step on the gas to accelerate, there is a very significant delay in the onset of power- up to 2-3 seconds. …”

NHTSA complaint #10474481, filed 2012-09, 20,400 miles

“Positive battery cable heat up cause fire above battery. Blow off wire worked blowing off. Distribution box and power pole connection sparking heating up causing arc fire. No recalls for my specific Vin but 2008 through 2012 recalls this part but not for my vehicle. 2009 335 convertible. ? $1132 to fix. 9 months ago 2021 BMW could not find problem recommended changing my alternator never recommended changing the recalled part that I am now having changed at my own expense. …”

NHTSA complaint #11460971, filed 2022-04

Related service bulletins

Transmission and drivetrain: other model years

YearComplaintsShare of year
2015110%
2014420%
2013921%
201155%
201012%
200934%
200894%
2007135%

Other parts of the 2009 BMW 335I

Fuel system
33 complaints
Air bags
29 complaints
Electrical system
15 complaints
Engine
10 complaints
Engine cooling
6 complaints
Exterior lighting
6 complaints
Seat belts
6 complaints
Seats
4 complaints
Electronic stability control
2 complaints
Other or unknown
2 complaints
Brakes
1 complaints
Equipment
1 complaints

← All problems reported for the 2009 BMW 335I

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