2012 BMW 3-Series BMW 3-Series 2012

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2012 BMW 3-Series Problems and Repair Histories

2012 BMW 3-Series repairs by problem area

Engine (25%)

Transmission and Drivetrain (6%)

Brakes and Traction Control (3%)

Suspension and Steering (9%)

Electrical and Air Conditioning (33%)

Paint, Rust, Leaks, Rattles, and Trim (17%)

Other (6%)

Chart based on 99 repairs.
Non-members can see only ten 2012 BMW 3-Series repair histories. Log in or join us to see them all.

2012 BMW 3-Series

Engine not specified

BMW 3-Series in Great Britain
Aug 2012 - Mar 2013
Sep 2012

3000 mi
Distortion from speaker -replaced 
Feb 2013

9000 mi
"No Signal" on information display 

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2012 BMW 3-Series 4dr Wagon

230-horsepower 3.0L I6 6-speed shiftable automatic RWD

BMW 3-Series in Hawaii, United States
Jul 2012 - Mar 2016
Jul 2013

9000 mi
dead battery 
Jun 2014

15000 mi
wear on drivers side seat bolster and drivers side door arm rest 
BMW 3-Series in Massachusetts, United States
May 2012 - Mar 2016
Jul 2014

35000 mi
Rattle from left rear suspension, sounds like broken strut mount as had with E36 325i, dealer unable to replicate, rattle still present. 
Nov 2015

63000 mi
Front rotors warped with bad vibration during braking, pads not fully worn, had to escalate to BMW management to get it covered under the extended maintenance. 
BMW 3-Series in California, United States
Feb 2012 - Jun 2015
May 2012

2500 mi
Noisy heater fan. Replaced. 

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2012 BMW 3-Series 4dr Wagon

230-horsepower 3.0L I6 6-speed shiftable automatic AWD

BMW 3-Series in Wisconsin, United States
Jun 2012 - Dec 2015
Oct 2015

46000 mi
Emissions. 

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2012 BMW 3-Series 4dr Sedan

turbocharged 300hp 3.0L I6 8-speed shiftable automatic RWD

BMW 3-Series in Illinois, United States
Jan 2013 - Jan 2014
Jan 2014

14000 mi
Trans being replaced because of drivability issues. Car runs like it has a high stall converter in it. It has harsh throttle tip in issues. 
BMW 3-Series in Montana, United States
Jan 2013 - Mar 2016
Oct 2013

19300 mi
While driving...Drivetrain malfunction warning appeared on screen. Car stalled and coasted to stop. EKPS module replaced. Electric Fuel Pump replaced. 
Jun 2015

39000 mi
Original factory installed Tail lights. Both tail lights became loose and we're not secure. Connectors showed corrosion due to water being able to get into the housing. Both tail lights secured in place and connectors replaced. 
BMW 3-Series in California, United States
Dec 2015 - Dec 2015
Dec 2015

US $450
Engine Oil lead from head gasket. 
BMW 3-Series in California, United States
Apr 2012 - Jun 2015
Aug 2013

13000 mi
The parking sensor would activate even when nothing would be near. Bumper proximity warning malfunctioned. Showing very close to an object that was not there. 
Mar 2014

21000 mi
Parking sensors not working properly 

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2012 BMW 3-Series 4dr Sedan

turbocharged 300hp 3.0L I6 6-speed manual RWD

BMW 3-Series in New Hampshire, United States
Jun 2012 - Jul 2015
Jul 2013

10000 mi
Window memory needed to be reset because the windows in the front would open after being closed. 
Sep 2013

11000 mi
Radio was rebooting while driving and sometimes not playing audio. 
Jun 2014

23000 mi
The horn stopped working 
BMW 3-Series in Oregon, United States
Jul 2012 - Apr 2014
Nov 2013

15000 mi
Drivetrain malfunction error. Defective valvetronic. Replaced actuator. Eccentric shaft binding, replaced. 
BMW 3-Series in Michigan, United States
Jan 2015 - Dec 2015
Jun 2015

35000 mi
intermittent rattle from enter console 

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2012 BMW 3-Series 4dr Sedan

turbocharged 240hp 2.0L I4 8-speed shiftable automatic RWD

BMW 3-Series in South Carolina, United States
Jun 2013 - Dec 2013
Oct 2013

26000 mi
Blower motor was making a noise. Cleaned it out and changed the screen Driver door trim had a rough edge and was replaced. 
BMW 3-Series in Ontario, Canada
Sep 2015 - Jan 2016
Sep 2015

86800 mi
Bad O2 sensor in catalytic converter. Catalytic converter replaced. 
BMW 3-Series in Colorado, United States
Jul 2014 - Mar 2015
Aug 2014

48500 mi
Turbo went out. 
Feb 2015

54700 mi

US $200
Headlight bulb replacement 
BMW 3-Series in California, United States
Nov 2012 - Dec 2015
Jul 2014

18000 mi
Air bag module 
Dec 2015

32000 mi
Cooling system thermostat was replaced 
BMW 3-Series in Nevada, United States
Feb 2014 - Oct 2015
Mar 2014

13000 mi
Rear passenger rocker panel needs clip. Lost. 
BMW 3-Series in Virginia, United States
Feb 2013 - Jan 2016
Sep 2013

13000 mi
Rust on door hinge bolt. Replaced by dealership. 
Apr 2014

16700 mi
Noise from fan blower. 
Mar 2015

24000 mi
Passenger-side mirror signal light stopped working. Not a light bulb issue. Repaired by dealer. Driver-side horn stopped working resulting in a high-pitched sound. Bluetooth stops playing requiring a reboot of the iDrive system. The shop upgraded the Bluetooth firmware. Problem persisted but could not be recreated in the shop. 
BMW 3-Series in Ontario, Canada
Feb 2015 - May 2015
Mar 2015

43400 mi
Car stalled upon cold start up / Battery discharge light on / #1injector and coil replaced. Also , CPU replaced 
BMW 3-Series in Texas, United States
May 2015 - Mar 2016
Oct 2015

42700 mi
Entire Turbo was replaced since it was leaking oil that was leading to excessive smoking when started after long breaks. 
BMW 3-Series in Florida, United States
Mar 2012 - Jun 2014
Aug 2012

6700 mi
Bluetooth sync was intermittent and after they tried to sell me on the phone as the problem, I proved them wrong and they replaced it. 
Jun 2013

18000 mi
Bluetooth again, they replaced the CPU, and it was fine. Still have problems with moisture entering the electrical system and preventing the car from going into ECO mode on rare occasions. 
BMW 3-Series in Florida, United States
Jan 2012 - May 2015
Sep 2012

3000 mi
Squeaking noise from steering 
Feb 2013

4700 mi
Squeaking noise from steering 
Feb 2014

7700 mi
BLUETOOTH WAS NOT CONNECTING THE IPHONE 
Mar 2015

12000 mi

US $700
Battery replacement 
BMW 3-Series in California, United States
Sep 2014 - Mar 2016
Mar 2016

45000 mi
differential was leaking oil; seal was replaced 
BMW 3-Series in Minnesota, United States
Sep 2015 - Dec 2015
Dec 2015

50000 mi
Drive train Malfunction Errors. 
BMW 3-Series in South Africa
Jun 2012 - Dec 2015
Jul 2013

11540 mi
Car drifts to the left and clunking sound on right shock over speed bump 
May 2015

30220 mi
Car had hard start in the morning. Noisy during starting 
Dec 2015

34100 mi
noise on driving over speed bumps from right steering rack side 
BMW 3-Series in Guanajuato, Mexico
May 2013 - Mar 2016
Jun 2013

13020 mi
False low coolant level warnings, conector at coolant level sensor was not plugged correctly geting a false contact. Cleaned and plugged correctly. No problems since the repair. 
Jan 2015

21480 mi
The coolant level sensor conector was a litle bit corroded, giving some false low level messages, cleaned, aded some terminal protector and the problem was solved. This car model have a known isue with the coolant level sensor. 

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2012 BMW 3-Series 4dr Sedan

turbocharged 240hp 2.0L I4 6-speed manual RWD

BMW 3-Series in California, United States
Jul 2015 - Apr 2016
Oct 2015

46000 mi
CPO car: Had the following replaced: CIC computer, all key fobs, doors seals, windshield, gas door, full service performed 
Dec 2015

50000 mi
Rattling in dash. Whole dash was disassembled and certain parts replaced. Whole dash had sound deadening replaced. 
Apr 2016

58000 mi
3rd time that the airbag system failed. 
BMW 3-Series in Tennessee, United States
May 2014 - Dec 2015
Oct 2015

31700 mi
Right rear tail light broke free from fasteners. Dealer reported this to be a common problem on this car. 
BMW 3-Series in California, United States
Mar 2012 - Aug 2012
Apr 2012 low coolant light came on - found loose expansion tank cap, system filled and bled. 

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2012 BMW 3-Series 4dr Sedan

turbocharged 181hp 2.0L I4 Diesel 8-speed shiftable automatic RWD

BMW 3-Series in Moscov City, Russia
Jan 2013 - Dec 2015
Mar 2014

24180 mi
Left stop light got detached from car body. 

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2012 BMW 3-Series 4dr Sedan

turbocharged 161hp 2.0L I4 Diesel 8-speed shiftable automatic RWD

BMW 3-Series in Great Britain
Feb 2014 - Dec 2015
Sep 2015

20000 mi
Exhaust touching other body part and rattling 

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2012 BMW 3-Series 4dr Sedan

turbocharged 141hp 2.0L I4 Diesel 8-speed shiftable automatic RWD

BMW 3-Series in Bulgaria
Feb 2014 - Jan 2015
Apr 2014

18780 mi

$25
Front wheels shimmy at speeds (80 - 100 km/h) - took for a rebalance, no improvement 

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2012 BMW 3-Series 4dr Sedan

BMW 3-Series in New York, United States
Apr 2013 - Jan 2015
Jul 2013

13200 mi
fixed wipers 
Oct 2014

30500 mi
Noise from steering column 

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2012 BMW 3-Series 2dr Hardtop conv.

turbocharged 320hp 3.0L I6 7-speed automated manual RWD

BMW 3-Series in Florida, United States
Dec 2011 - Mar 2014
Nov 2012

3000 mi
Defective ping detector 
Mar 2013

3000 mi
replace batery 

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2012 BMW 3-Series 2dr Hardtop conv.

turbocharged 300hp 3.0L I6 6-speed shiftable automatic RWD

BMW 3-Series in South Carolina, United States
Mar 2014 - Mar 2016
Sep 2015

37000 mi
Oil leak, fixed Cracked coolant recovery tank, replaced TPMS went screwy, fixed 
BMW 3-Series in Illinois, United States
Sep 2013 - Mar 2016
Sep 2014

12000 mi
engine stalled while moving aprox 3mph. extensive testing and some reprograming 
BMW 3-Series in New York, United States
Oct 2011 - Jul 2014
Mar 2013

15000 mi
loose nut in door 
Jan 2014

26000 mi
Injectors replaced 

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2012 BMW 3-Series 2dr Hardtop conv.

230-horsepower 3.0L I6 6-speed shiftable automatic RWD

BMW 3-Series in New Jersey, United States
Jan 2012 - Jun 2013
Mar 2012

5000 mi
I purchased an iPhone 4S cradle to use my phone's apps through the iDrive system. When it was installed, it worked intermittently. 
Apr 2013

45500 mi
I had my electrical system randomly go haywire while driving. Gauges droppe to zero and then back up to speed (care performance was not affected). Then passive restraint error was displayed. Replaced CANBUS. 
May 2013

48000 mi
The was a light thumping noise when the engine was idle, as if there was an issue with the serpentine belt. The dealer did a software update and replaced the HVAC blower motor.. 
Jun 2013

48000 mi
Engine starting making a loud tapping noise while driving. I called the dealer immediately and headed to bring it in. While driving, there was a loud bang, metal sound, smoke and engine stopped. It threw a rod. Engine needs to be replaced. 

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2012 BMW 3-Series 2dr Coupe

turbocharged 320hp 3.0L I6 7-speed automated manual RWD

BMW 3-Series in Texas, United States
Dec 2014 - May 2016
Mar 2015

43000 mi
battery was sub performing and so was replaced. 
May 2015

43000 mi

US $125
Intake charge pipe failed. 
Jan 2016

44700 mi
Drip Rails 
BMW 3-Series in Great Britain
Apr 2014 - May 2015
Mar 2015

39000 mi
Steering vibration 

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2012 BMW 3-Series 2dr Coupe

turbocharged 320hp 3.0L I6 6-speed manual RWD

BMW 3-Series in Virginia, United States
Nov 2012 - Mar 2016
Jul 2012

2200 mi
Warning message displayed on idrive: Engine Malfunction, engine output has been decreased, take vehicle to nearest dealership asap. Dealer found problem with Knock Sensors in two cylinders. Repaired by replacing both sensors. 
Oct 2015

13500 mi
aluminum decorative metal trim broke off door on both sides. dealer repaired using new trip clips. Repair was corrected but the clips broke again and the door trim is coming apart again. will take back to dealer to fix again. 
Dec 2015

15000 mi
metal door trim pieces on both doors was coming apart due to the clips breaking that held it to the door. fixed by dealer. the dealer repair held for 2 weeks and the clips broke again resulting in the trim coming off again. 
Mar 2016

16000 mi
rattling was coming from underneath the car. diagnostics revealed rattle was the drive shaft. drive shaft replaced under warranty previous issue of door trim. when they repaired and replaced the door trim, there were clips that I presume had broken which were inside the door. 3rd attempt by dealer to clean out the broken clips that are rattling in door. still rattlig 

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2012 BMW 3-Series 2dr Coupe

turbocharged 300hp 3.0L I6 6-speed shiftable automatic RWD

BMW 3-Series in Illinois, United States
May 2015 - Mar 2016
Jul 2015

24000 mi
Vibration from front brakes during braking. Replaced pads and rotors. 
BMW 3-Series in Texas, United States
Nov 2015 - Dec 2015
Dec 2015

40000 mi
Air pipe cracked 
BMW 3-Series in California, United States
Sep 2012 - Jun 2013
Apr 2013

3300 mi
Accelerator pedal issue. There was a one half second lag before engine response. They reprogrammed the computer to remap the engine to the pedal. 

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2012 BMW 3-Series 2dr Coupe

turbocharged 300hp 3.0L I6 6-speed manual AWD

BMW 3-Series in Massachusetts, United States
Jun 2014 - Mar 2016
Feb 2016

60700 mi

US $700
Replaced rear brake rotors and pads 
BMW 3-Series in Northwest Territory, Canada
May 2015 - Mar 2016
Nov 2015

54400 mi

C $600
Adjusted the sunroof close position to flush with the roof. 
Feb 2016

56420 mi

C $111
Headlight washer cover had become loose. Needed to replace cover and retainer. 

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2012 BMW 3-Series 2dr Coupe

414-horsepower 4.0L V8 7-speed automated manual RWD

BMW 3-Series in California, United States
Mar 2012 - May 2015
Jul 2014

36300 mi
Check engine light; increased emissions, DSC malfunction, DBC malfunction, start-stop malfunction 
BMW 3-Series in Illinois, United States
Mar 2012 - Jun 2013
May 2013

14000 mi

US $65
Front wheels shimmy at high speeds - took for a rebalance, no improvement 

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2012 BMW 3-Series 2dr Coupe

414-horsepower 4.0L V8 6-speed manual RWD

BMW 3-Series in New Jersey, United States
May 2013 - Apr 2016
May 2014

13700 mi
Replaced throw out bearing under warranty 
Apr 2016

25000 mi

US $20
Oil consumption. Added one quart after 10 miles 
BMW 3-Series in California, United States
Jun 2014 - Dec 2015
Dec 2014

19000 mi
Back screen Front USB 
Feb 2015

20000 mi
Sunroof is ajar and does not align when closed 
Aug 2015

25300 mi
The Rear Sun Screen continues to get stuck 
Dec 2015

28000 mi
Clutch was sticking, dealer replaced the entire clutch. A fuel injector gave out 

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2012 BMW 3-Series 2dr Coupe

230-horsepower 3.0L I6 6-speed shiftable automatic RWD

BMW 3-Series in California, United States
Apr 2015 - May 2016
Sep 2015

37000 mi
Driver's side cup holder does not open (jammed). 
Mar 2016

50000 mi

US $128
Ignition coil - Remove & replace - One, Cylinder 2 Part ordered: OEM Ignition Coil with spark plug 

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2012 BMW 3-Series Repair Histories

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2012 BMW 3-Series problems occur, check out our car reliability stats.