Problems owners report
Complaints filed with NHTSA about the 2018 Mercedes-Benz GLC, by the system named in each complaint. One complaint can name several.
- Service brakes1
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 0 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
Registered new in Europe in 2018
120,372 new Mercedes-Benz GLC cars were registered in the EU, Norway and Iceland in 2018; the largest markets were Germany (40,229), the United Kingdom (22,192), France (12,312).
- Average mass
- 1,840 kg
- Average CO₂
- 199 g/km (WLTP)
- Average power
- 155 kW
- Fuel type recorded
- Diesel 68% · Petrol 27% · Petrol/electric 4.2%
European Environment Agency, CO₂ emissions from new passenger cars · averages weighted by registrations; CO₂ is the type-approval value; fuel type as recorded at registration, where many non-plug-in hybrids appear as petrol · re-use permitted with acknowledgement
Engines
The most common engines in 2018 Mercedes-Benz GLC cars on Dutch roads are the 2.0 petrol (155 kW, 208 hp), 2.0 hybrid (155 kW, 208 hp) and 3.0 petrol (270 kW, 362 hp), out of 9 versions with at least 20 cars.
| Engine | Power | Cars |
|---|---|---|
| 2.0 petrol | 155 kW 208 hp | 1,764 |
| 2.0 hybrid | 155 kW 208 hp | 417 |
| 3.0 petrol | 270 kW 362 hp | 247 |
| 2.1 diesel | 125 kW 168 hp | 161 |
| 2.1 diesel | 150 kW 201 hp | 148 |
| 2.0 petrol | 180 kW 241 hp | 121 |
| 4.0 petrol | 375 kW 503 hp | 116 |
| 3.0 diesel | 190 kW 255 hp | 57 |
| 2.1 diesel | 120 kW 161 hp | 26 |
RDW Open Data (CC0): registered passenger cars and their fuel data · engine size rounded to 0.1 litre, net maximum power · versions with at least 20 cars
In the Netherlands
3,077 first registered in 2018 are on Dutch roads; 70% arrived later as imports. Median list price when new: €76,227.
Most common APK defects
- Bandenspanning niet op juiste waarde871
- Band onvoldoende profiel558
- Stuur- of fuseekogel met slijtage kleiner of gelijk 1,0 mm545
- Band(en) aanwezig met een profieldiepte van 1,6 t/m 2,5 mm363
- Dimlicht onjuist afgesteld296
- Fusee(kogel) te veel speling235
- Stofhoes aandrijfas beschadigd en dicht niet af148
- Band beschadigd132
Colours
RDW Open Data: registered vehicles and APK defects (CC0) · defect descriptions in the RDW's Dutch wording
In the United Kingdom
17,587 cars built in 2018 were licensed for the road at the end of 2025, and 590 more were declared off the road (SORN).
Department for Transport and DVLA, vehicle licensing statistics (table VEH0124, year of manufacture) · Open Government Licence v3.0
MOT test results in Great Britain
In 2023, 19,427 of these cars first registered in 2018 took their annual MOT test. 88% passed first time; among all cars first registered in 2018 the figure was 84%.
| Failed on | These cars | All cars from 2018 |
|---|---|---|
| Tyres | 5.1% | 5.2% |
| Suspension | 2.4% | 1.6% |
| Brakes | 1.7% | 2.9% |
| Visibility | 1.2% | 3.6% |
| Noise, emissions and leaks | 1.2% | 1.0% |
| Lamps, reflectors and electrical equipment | 1.1% | 4.0% |
DVSA anonymised MOT tests and results, 2023 (Department for Transport) · Open Government Licence v3.0 · first tests only; a fix made at the test station within the hour still counts as a fail
In Finland
1,465 of these cars first registered in 2018 were in use in Finland on 30 Jun 2026, with an average of 132,000 km on the odometer at their last inspection.
Traficom (Finnish Transport and Communications Agency), open data on vehicles in use · CC BY 4.0
In New Zealand
297 2018 cars are on the New Zealand register; 19% arrived as used imports, 79% were sold new in New Zealand.
NZ Transport Agency Waka Kotahi, Motor Vehicle Register (March 2026) · CC BY 4.0
Recalls
No recall campaigns cover the 2018 Mercedes-Benz GLC.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Mercedes-Benz told its dealers about the 2018 Mercedes-Benz GLC: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 10167785 | G-Class Facelift 2018: Fault message "ABS, ESP inoperative, see operator's manual" |
| 10164313 | Correct seam seals on underbody |
| 10162631 | Outside mirror folding out/in nonfunctional |
| 10162609 | 253 Hybrid - Vibration Felt From Engine When Reversing |
| 10162198 | Electric range is reduced after brief period |
| 10160737 | Update powertrain control unit (PTCU) software |
| 10160625 | Thumping noises from rear axle shock absorber |
| 10160622 | Audio 20: Apple CarPlay displays pixelated image |
| 10158398 | Height adjustment of electric steering column adjustment sticks at top end stop |
| 10158369 | COMAND Online: Address book of mobile phone is not transferred |
| 10158350 | Display message "Coolant temperature too high" appears in multifunction display |
| 10158344 | Wind or airflow noises in area of doors |
| 10158341 | Audio 20: Incorrect date/time is displayed and cannot be adjusted/ no Internet |
| 10158330 | Display message "Coolant temperature too high" appears in multifunction display |
| 10158321 | LED light on thermal cup holder in rear passenger compartment of BR 222 flickers |
| 10158309 | Engine fan runs continuously or temporarily at the highest level |
| 10158284 | Pop-up roof: Glass roof jams or cannot be opened, drive unit makes rattling noises |
| 10158264 | COMAND Online: Address book of mobile phone is not transferred |
| 10158250 | Garmin MAP PILOT: Traffic information service and possibly voice control inoperative after navigation software update using Download Manager version 2.0.29 or 2.0.30 |
| 10158239 | Partial operation of interior ambient lighting |
| 10158234 | Creaking noises at driver's seat when cornering driving.DTC: P033904 stored in ME CU. |
| 10158217 | Garmin MAP PILOT: Freshmap not possible |
| 10158216 | Message "SOS - Service Not Activated" in instrument cluster |
| 10157092 | Creaking noises at driver's seat when cornering |
| 10157090 | Clock is slow in vehicles without navigation |
NHTSA manufacturer communications (public domain)