BMW 4-Series BMW 4-Series

We are 103,000+ car owners sharing real-world car information.

Join Us

BMW 4-Series repairs by problem area

Engine (17%)

Transmission and Drivetrain (5%)

Brakes and Traction Control (10%)

Suspension and Steering (3%)

Electrical and Air Conditioning (34%)

Paint, Rust, Leaks, Rattles, and Trim (12%)

Other (17%)

Chart based on 58 repairs.
See TSBs and recalls for the BMW 4-Series.

BMW 4-Series repair cost distribution

$2500+ (0%)

$1000 - $2499 (9%)

$500 - $999 (6%)

$100 - $499 (11%)

< $100 (74%)

Worried about potential repair costs? An extended warranty can provide peace of mind.

Chart based on 35 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2021 BMW 4-Series 2dr Coupe

turbocharged 382hp 3.0L I6 Hybrid 8-speed shiftable automatic AWD

BMW 4-Series in Ontario, Canada
Dec 2021 - Mar 2022
Mar 2022

2480 mi
My iphone 13 was not connecting with vehicle system, after 4 weeks of driving the vehicle. Dealer stated it needed a new Monitor Head. 
BMW 4-Series in British Columbia, Canada
Apr 2021 - Jun 2022
Jun 2021

930 mi
Power Supply - Check Control illumination. Dealer replaced various items - Belts, Alternator, Pulley Tensioner, etc 
BMW 4-Series in New York, United States
Dec 2020 - Jun 2022
Jan 2022

7800 mi
Body control module was reset to resolve an issue with the car not recognizing the keys 

Return to top

2019 BMW 4-Series 2dr Coupe

turbocharged 444hp 3.0L I6 7-speed automated manual RWD

BMW 4-Series in Malaysia
Sep 2021 - Jun 2022
Nov 2021

13640 mi

$50
Driver side rear light had water leak causing water mist for days before it dried off 

Return to top

2017 BMW 4-Series 2dr Hardtop conv.

turbocharged 320hp 3.0L I6 8-speed shiftable automatic AWD

BMW 4-Series in New Jersey, United States
Feb 2017 - Jun 2018
Jun 2017

3000 mi
Two front tires had bubbling. 

Return to top

2017 BMW 4-Series 2dr Hardtop conv.

turbocharged 248hp 2.0L I4 8-speed shiftable automatic AWD

BMW 4-Series in Maryland, United States
Oct 2016 - May 2018
Dec 2016

1000 mi
Felt shimmy in front end. Checked tires and found one was defective. Replaced and road force balanced all. Dealer handled as warranty item. 
BMW 4-Series in Connecticut, United States
Feb 2017 - Dec 2020
Jul 2017

3000 mi
Repair console power outlet 

Return to top

2017 BMW 4-Series 2dr Coupe

turbocharged 444hp 3.0L I6 6-speed manual RWD

BMW 4-Series in Maryland, United States
May 2021 - Jun 2022
Jul 2021

89522 mi

US $44
Ground strap between transmission and body had corrosion, replaced with BMW part#12-42-7-851-221 

Return to top

2016 BMW 4-Series 2dr Hardtop conv.

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

BMW 4-Series in Massachusetts, United States
Nov 2018 - May 2019
Jan 2019

34000 mi
The rear differential was leaking fluid. They had to order a part to fix it. 

Return to top

2016 BMW 4-Series 2dr Coupe

turbocharged 425hp 3.0L I6 7-speed automated manual RWD

BMW 4-Series in California, United States
Aug 2015 - Mar 2018
Oct 2016

6300 mi
Problem was the front camera that would fail whenever the external temperature was too high. Failure would also occur when direct sunlight hit the front camera 

Return to top

2015 BMW 4-Series 2dr Hardtop conv.

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

BMW 4-Series in Indiana, United States
Jul 2017 - Jun 2022
Jan 2022

35000 mi

US $390
Battery not charging. R&R battery 

Return to top

2015 BMW 4-Series 2dr Hardtop conv.

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

BMW 4-Series in California, United States
Jan 2016 - Jun 2018
May 2018

26000 mi
Issue with the gas tank and fuel transfer between the 2 tanks 
BMW 4-Series in Ontario, Canada
May 2016 - Jun 2022
May 2018

21080 mi

C $1200
Brake light came up. Brake pads and rotors replaced. Unusually early. 
Jan 2022

29760 mi

C $400
OUTSIDE TEMP SENSOR SHORTED 

Return to top

2015 BMW 4-Series 2dr Hardtop conv.

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

BMW 4-Series in Colorado, United States
Jun 2015 - May 2018
Jul 2016

5300 mi
Passenger Window regulator replacement. Window would occasionally fail to close on closing convertible top. Very intermittent. 

Return to top

2015 BMW 4-Series 2dr Coupe

turbocharged 425hp 3.0L I6 7-speed automated manual RWD

BMW 4-Series in Virginia, United States
Jan 2015 - Jul 2016
Jul 2016

16000 mi
Passenger side window trim along base of window pulled away from the door. 
BMW 4-Series in New York, United States
Nov 2014 - Jun 2016
Dec 2015

3000 mi
Sensor malfunctioned causing warning message to reduce speed and drive to service shop immediately. 

Return to top

2015 BMW 4-Series 2dr Coupe

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

BMW 4-Series in Georgia, United States
Aug 2014 - Jun 2022
Feb 2016

22700 mi
During times of extreme cold the driver side door lock wasn't functioning. Since this is a temperature related problem the dealer was unable to replicate. 
Sep 2021

60000 mi

US $1000
Charge pipe failed at connection to intake plenum. Poor low speed dehumidification 

Return to top

2015 BMW 4-Series 2dr Coupe

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

BMW 4-Series in Wisconsin, United States
Jan 2015 - Jul 2022
Sep 2015

8000 mi
Wheels scratched 
Jun 2018

29000 mi
Seatbelt retractor 
Jun 2020

40000 mi

US $125
Power door locks failed 

Return to top

2015 BMW 4-Series 2dr Coupe

turbocharged 255hp 3.0L I6 Diesel 8-speed shiftable automatic RWD

BMW 4-Series in Great Britain
Mar 2015 - Jul 2017
Feb 2016

13000 mi
Condensation in headlights both replaced under warranty 

Return to top

2015 BMW 4-Series 2dr Coupe

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

BMW 4-Series in New Jersey, United States
Jun 2016 - Apr 2018
Dec 2016

33000 mi
Error Code "Drive Train Failure" appeared upon start of vehicle. Dealer found no issue and reset the computer. No issues since. 
Jul 2017

40000 mi
I noticed an unusual noise when driving at slow speeds. Right front wheel bearing was replaced under warranty. 

Return to top

2014 BMW 4-Series 2dr Hardtop conv.

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

BMW 4-Series in North Carolina, United States
Feb 2021 - Feb 2022
Jan 2022

54000 mi

US $450
Installed new down pipe old one had begun to disintigrate 

Return to top

2014 BMW 4-Series 2dr Hardtop conv.

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

BMW 4-Series in Massachusetts, United States
Mar 2014 - Mar 2017
Jul 2014

2500 mi
Remote entry system has intermittent failures Intermittent failure of remote entry system. Unit replaced. Works fine. 
Jul 2015

10500 mi
REM system module failed - lighting system problem warrning, top etraction and trunk release didn't work 

Return to top

2014 BMW 4-Series 2dr Coupe

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

BMW 4-Series in New Jersey, United States
Jan 2014 - Oct 2016
Jan 2016

5800 mi
The hinge on the driver side door was producing a loud click. Needed to be re-set, and then it was fixed. 
BMW 4-Series in Puerto Rico
Jun 2014 - May 2019
Apr 2015

6500 mi

US $690
Auxilliary radiator 
Nov 2016

22000 mi
Door hinge 
Jun 2018

33000 mi
Stability control sender faulty 

Return to top

2014 BMW 4-Series 2dr Coupe

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

BMW 4-Series in Louisiana, United States
Dec 2016 - Mar 2018
Dec 2016

38000 mi
Charged air tube on turbo broke 
Mar 2018

37000 mi
Door seal 
BMW 4-Series in British Columbia, Canada
Apr 2014 - Jun 2017
Dec 2015

17980 mi
Vertical acceleration sensor failure. 
Feb 2016

19840 mi
Left rear turn signal light bulb holder melted. 
Sep 2016

24800 mi
Vertical motion sensor malfunction. Caused traction control on the right front to kick in because it registered an implausible reading. 
BMW 4-Series in Massachusetts, United States
Oct 2013 - Feb 2018
Jan 2017

72300 mi
exhaust pipe was making noise out of the ordinary..They replaced a baffle on left exhaust ( i have dual exhausts )and if it does not solve the isse, I need to replace the muffler.. 
Feb 2017

62000 mi
see previous baffle repair. I complained and bmw agreed to install free a new muffler/exhaust system. 

Return to top

2014 BMW 4-Series 2dr Coupe

turbocharged 300hp 3.0L I6 6-speed manual AWD

BMW 4-Series in Ontario, Canada
Mar 2015 - Jul 2019
Jul 2015

10200 mi
Windshield wiper motor transmission replaced. The passenger side wiper was not making contact with the windshield when on. 
Feb 2016

24180 mi
Ambience lighting dim 

Return to top

2014 BMW 4-Series 2dr Coupe

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

BMW 4-Series in California, United States
May 2014 - Jun 2018
Nov 2017

52000 mi
Oil seal for oil filter was brittle and broken. It was slowly leaking oil. New seal and associated items were covered under warranty. Dealer estimate the costs of repair between $1500-$1800. 
BMW 4-Series in California, United States
May 2017 - Nov 2020
Jul 2017

360000 mi
Catalytic converter needed to be replaced. 
Oct 2017

40000 mi
Turn signal malfunction 
BMW 4-Series in California, United States
Apr 2014 - Jun 2018
Mar 2018

28000 mi
Doors not unlocking reliably. Brakes screeching. 
May 2018

27000 mi
door handle doesn't unlock door. the problem still occurs occasionally. 

Return to top

2014 BMW 4-Series 2dr Coupe

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

BMW 4-Series in Illinois, United States
Jan 2014 - Nov 2016
Jun 2014

6000 mi
Passenger's electric seat stopped working, locked at full forward position. 
Jul 2015

24000 mi
Front passenger seat; plastic trims and moldings fell off 
BMW 4-Series in Massachusetts, United States
Nov 2016 - Apr 2017
Jan 2017

24000 mi
Fans racing temp gauge not moving water pump thermostat replaced 
Apr 2017

30000 mi
Door hinge tightened. Also oil change 4 wheel alignment passenger all fluids topped off. 
BMW 4-Series in Texas, United States
Oct 2017 - Jun 2018
May 2018

50000 mi

US $2000
BMW OEM wheel cracked for unknown reason. Purchased 4 news wheels and tires. 

Return to top

2014 BMW 4-Series 2dr Coupe

turbocharged 180hp 2.0L I4 8-speed shiftable automatic AWD

BMW 4-Series in Ontario, Canada
Apr 2017 - Jul 2022
Jul 2017

24180 mi
Started flashing fast and a warning in the dash. Replaced rear turn signal unit entirely. 
May 2018

31000 mi

C $1200
Brake sensor for rear pads indicated due for service in 300 km. Upon inspection all 4 pads and rotors were completely worn out. Rotors badly rusted and scored. Simply replaced all 4 rotors and pads with OEM spec components. 
May 2021

62000 mi

C $700
Brake pads and rotors x4 

Return to top

See TrueDelta's information for all Coupes and Convertibles.
See TrueDelta's information for all BMW models.

BMW 4-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 BMW 4-Series problems occur, check out our car reliability stats.