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Chart based on 74 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Recurrent issue with passenger side front door lock. Will unlock or lock on its own, sometimes can only be unlocked by hand. Car will sometimes completely lock on its own even with key fob in car. Dealer cannot find cause even though this is a semi-common problem according to Mercedes forums
72000 mi
US $300
NEW BATTERY
11000 mi
when you put the driver's window all the way up it goes back down a little bit by itself. to close it all the way, you have to close it a second time. the problem was noted but nothing was done about it.
Auxiliary battery lost charge showed on dash. Ordered new one from Amazon and had it in a day. Took longer to get to the battery than change it. The battery in there was not an original brand so this is at least the second one.
41000 mi
The steering wheel, which lifts up when you enter or exit the car, was stuck in the "up" position. A new motor for the mechanism was installed, which remedied the problem.
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.
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.
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).
15800 mi
Blind Spot monitor system did not work
45880 mi
Rain sensor for wipers not working properly. Cause: not clipped in properly when dealer replaced windshield a year before.
65100 mi
C $500
Power tilt failed and repaired by owner
7000 mi
Power port quit working in Center console.
12000 mi
Fuse burned out again. (power port again).
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.
right front headlight inop, replaced gratis under cpo warranty
48000 mi
left front headlight bulb replaced gratis under warranty
27000 mi
drivers side low beam headlight burned out; no crack in lens
35000 mi
Passenger side low beam headlight burned out.
75000 mi
US $180
Replace passenger side low beam headlight; FOURTH time.
80000 mi
US $135
replaced passenger side low beam headlight
9000 mi
Rear passenger door lock solenoid went bad.
29000 mi
Headlight (pass) not functioning
33000 mi
Driver side headlight out
112250 mi
US $750
The rear back door latch stopped working. I’m tired of the small electronic items breaking on this car. Useless auto features that break and cost too much to fix.
The car did not recognize the keys. Dealer said it had to do with the steering wheel lock
6360 mi
Tailgate cluch motor slips. Motor was replaced.
31700 mi
Also the washer fluid reservoir had to be replaced, the check washer fluid light wouldn't go out.
28700 mi
front headlight lamp, rear headlight lamp, licence plate lamp,
12400 mi
Intermittent problems with blank Nav. display, no audio, driver door and rear door power locks do not work. Currently, car is in shop for last 4 days. Needing parts that are back ordered.
Power-Lock assemblies for driver door and rear passenger door were replaced.
15500 mi
Integrated Nav.phone and radio display was replaced.
16600 mi
Occasional intermittent problem with Power Rear Lift Gate. It does not open completely. Solenoid chatters and the gate unlocks. It has to be manually opened with the push button. Keyless pushbutton start feature occasionally does not work. "Key Not Detected" message shows even though the key is in the pocket.Vehicle will start with key. Have replaced battery in the key.Still unable to solve the issue.
12000 mi
Problems with Park Tronic and heated seats. Dealer said it was normal. I explained the rental MB I had none of the issues. Was told you cannot compare vehicles.
2000 mi
Air conditioner controller wouldn't retain settings. Module replaced. Tailgate intermittently started reversing direction before fully open. Dealer "adjusted" and now seems to work OK.
5000 mi
Windshield washer stopped spraying fluid. Motor defective/replaced.
22700 mi
Airbag deployment computer failed with resulting "Immediate service required" warning. Dealer recommended not driving the vehicle (safety issue). Took three days to get the part + 2½ hours to install. Dealer provided a free loaner.
16200 mi
US $240
Battery wouldn't hold a charge
36000 mi
Car did not start. Gave it it's best shot but not enough amps. Called service and they sent a guy out to give me a jump, then I took it in and they replace battery under orig warranty.
31000 mi
headlight failed - replaced under warranty
54000 mi
US $40
headlight burned out. 3rd time, first two were covered under warranty
123000 mi
US $320
Battery would not take a charge, it was replaced
14000 mi
The rear hatch (electrically driven) does not open fully when the button is pushed. This happens about 2/3 of the time. Of course, the dealer said that they could not duplicate the problem.
31000 mi
Rear gate motor would not open gate more than half of the times the switch was activated. The motor was replaced and the gate now works properly.
53000 mi
US $200
Brake wear sensor replaced (front)
6000 mi
No audio intermittently
18000 mi
battery dead cruise control failure
28000 mi
No alarm when a door was not closed. Alarm activates only when vehicle is in motion, +/- 5MPH, then entire dashboard turns red with text alarm message and vehicle outline with door indicated.
29000 mi
US $1000
AC drain mount disconnected causing water damage to interior of vehicle.
47120 mi
C $612
Drivers door lock actuator needs to be replaced as door will not lock except manually. Since it's $700 to fix, I can live with it.
51460 mi
C $160
Took car in for oil change and asked about door lock not working.They said it was the actuator and would cost $770.00 plus tax but service manager said as a good will gesture they would pay 80%,so I am quite happy to pay the remaining 20%.
113200 mi
US $160
Aging battery failed and needed replacement
54000 mi
The driver's side door lock actuator stopped working. It was repaired under extended warranty and we were given a loaner vehicle.
39000 mi
US $28
Replace 2 headlights
60000 mi
US $750
Hazard flasher works sporadically. Dealer said loose wire was repaired, but still not fixed.
80500 mi
US $150
Replace 4-way flasher switch
25000 mi
Needed to replace right side low beam. Covered under warranty. Quick and easy.
35000 mi
Satellite radio reception was intermittent. My BMW has no issues sitting next to it in the driveway so I knew it wasn't a reception problem. Dealer tried software update, didn't fix it. Replaced the antenna under warranty. 100% Fixed now.
47000 mi
Radio and display would randomly refuse to power on. Fixed by software update.
60000 mi
Bluetooth failing to pair.
20200 mi
TPMS malfunction light came on - simply needed a software update
30700 mi
Nav Screen failed, replaced under warranty
29000 mi
COMAND Controller failed; rotational inputs to joystick failed to register
47940 mi
Turn signal problem - replaced components inside steering column under warranty
Front passenger window was not rolling all the way down into the door. They said it was fixed after keeping it for two days but it still isn't completely fixed
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 Mercedes-Benz GLK problems occur, check out our car reliability stats.