2014 Mercedes-Benz GLK Mercedes-Benz GLK 2014

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2014 Mercedes-Benz GLK repairs by problem area

Engine (39%)

Transmission and Drivetrain (11%)

Brakes and Traction Control (4%)

Suspension and Steering (4%)

Electrical and Air Conditioning (43%)

Paint, Rust, Leaks, Rattles, and Trim (0%)

Other (0%)

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Chart based on 28 repairs.
See TSBs and recalls for the 2014 Mercedes-Benz GLK.

2014 Mercedes-Benz GLK repair cost distribution

$2500+ (0%)

$1000 - $2499 (4%)

$500 - $999 (13%)

$100 - $499 (4%)

< $100 (79%)

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Chart based on 24 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2014 Mercedes-Benz GLK 4dr SUV

turbocharged 200hp 2.1L I4 Diesel 7-speed shiftable automatic AWD

Mercedes-Benz GLK in Alberta, Canada
May 2014 - Jan 2022
Apr 2017

45880 mi
Rain sensor for wipers not working properly. Cause: not clipped in properly when dealer replaced windshield a year before. 
Jun 2018

65100 mi

C $500
Power tilt failed and repaired by owner 
Jan 2022

102300 mi
CEL on, and 7 starts remaining on system. DEF problem caused by faulty NOX sensor. Was covered under MB Field Measure to bring DEF system up to Canadian Standards. 
Mercedes-Benz GLK in California, United States
Dec 2016 - Sep 2018
Jul 2017

41000 mi
D/s window motor, regulator, rollers, channel 
Mercedes-Benz GLK in Michigan, United States
Nov 2013 - Jun 2018
Sep 2017

38000 mi
DEF fluid refill did not reset to full and warning light occurred along with number of starts countdown 
Mercedes-Benz GLK in Maine, United States
Feb 2016 - Dec 2017
Aug 2017

72000 mi

US $1000
P20B9 code. Reductant heater A control circuit /open. P20B9code. Inline DEF heater 
Dec 2017

77800 mi

US $569
Replaced DEF fluid pump 
Mercedes-Benz GLK in Manitoba, Canada
Oct 2013 - Jun 2018
Oct 2015

15800 mi
Blind Spot monitor system did not work 
Nov 2016

24580 mi
Tailpipe clamp 
Sep 2017

32860 mi
Emission control showed malfunction. N02 scrubber not working properly 
Mercedes-Benz GLK in British Columbia, Canada
Nov 2014 - Jun 2022
Mar 2017

17980 mi
two NOx sensors needed replacement 
May 2022

47120 mi

C $180
Coolant loss. Fuel filter housing and thermostat needed to be replaced. 
Mercedes-Benz GLK in California, United States
Jan 2014 - Aug 2016
May 2014

5000 mi
AC system's evaporator drain for condensed water vapor discharges in an improper location. It pours over the exhaust, generating large amounts of steam. Dealer can not find the problem. 
Aug 2014

9000 mi
AC system's evaporator drain for condensed water vapor discharges in an improper location. It pours over the exhaust, generating large amounts of steam (intermittent). Dealer can not find the problem. 
May 2015

18400 mi
Dealer finally acknowledged there was a mis-placed drain line for the AC system (which resulted in water dripping on the exhaust & turning into steam). 
Mercedes-Benz GLK in Colorado, United States
Dec 2013 - Sep 2015
Jun 2014

7000 mi
Power port quit working in Center console. 
Sep 2014

12000 mi
Fuse burned out again. (power port again). 
Nov 2014

15000 mi
Fuse blew again (3D time), Service writer said it's not the car but the phone charger we're using. Funny, we used the same charger in our ML and never blew a fuse. Service writer refused to replace the fuse, still warrantied. Not good. 
Mar 2015

20000 mi
Dealer forgot to fill up the Ad Blue when the vehicle was in for maintenance. Also, transmission was reprogramed due to a service bulletin update. Car shifts like crap now. Mileage is down too. Extremely frustrating. 
Jul 2015

26700 mi
Car still is getting poor Fuel economy. Found out that when the dealer installed the factory update for the transmission, the Technician failed to reset the Values for programing. Everythings fine now and the GLK gets 34/40 combined. 
Mercedes-Benz GLK in Ontario, Canada
Apr 2015 - Dec 2016
Dec 2016

18600 mi
Clutch in Torque Converter caused vibration on acceleration. 

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2014 Mercedes-Benz GLK 4dr SUV

302-horsepower 3.5L V6 7-speed shiftable automatic RWD

Mercedes-Benz GLK in Florida, United States
Jun 2014 - Jun 2017
Jul 2016

15700 mi
This vehicle has the worst transmission ever. It doesn't know what gear it should be in, after "reprogram" it was exactly the same 
Mercedes-Benz GLK in Tennessee, United States
Jan 2016 - Jun 2017
Apr 2017

45000 mi
Replaced front pad and rotors, under warranty. 
Mercedes-Benz GLK in Texas, United States
Jun 2015 - Jun 2022
Sep 2015

9000 mi
replaced steering column 
May 2022

59000 mi
replaced passenger sided airbag 
Jun 2022

59500 mi

US $500
replace motor mounts 

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2014 Mercedes-Benz GLK 4dr SUV

302-horsepower 3.5L V6 7-speed shiftable automatic AWD

Mercedes-Benz GLK in North Carolina, United States
Dec 2016 - Feb 2018
Jun 2017

37000 mi
warranty service......recharged ac and put in a dye for further problem tracing 

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2014 Mercedes-Benz GLK 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 2014 Mercedes-Benz GLK problems occur, check out our car reliability stats.