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2012 BMW 3-Series repairs by problem area

Chart based on 66 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 California, United States
Feb 2012 - Jun 2015
May 2012

2500 mi
Noisy heater fan. Replaced. 

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2012 BMW 3-Series 4dr Sedan

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

BMW 3-Series in Florida, United States
Jan 2012 - Mar 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 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. 

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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
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 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 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 300hp 3.0L I6 6-speed shiftable automatic RWD

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

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

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 Repair Histories

97 TrueDelta members own (or used to own) a 2012 BMW 3-Series. 36 of these members (37.1%) have reported repairs for their car. A total of 66 repairs to 2012 BMW 3-Series--an average of 0.7 per vehicle--have been reported.

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.