2018 Mercedes-Benz GLC 350 technical service bulletins
88 technical service bulletins and manufacturer communications cover the 2018 Mercedes-Benz GLC 350, including 3 warranty extensions.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- In our continuing efforts to ensure the proper performance of Mercedes-Benz products and to enhance the...
- Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has extended the warranty for the...
- Fuel/propulsion system
- Repeat workshop visit for vehicle vibration while braking from 60MPH. NOTE: Although the symptom is...
- Clanking noise from the area of the speakers in the doors
- Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end)
- There are several types of complaint about noises or poor windshield wiper wiping performance: A: Wiper...
- Headlamp, front fog lamp leaky or fogged
- Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end)
- MBUX head unit display with red text box "System Inoperative". ONLY for vehicles with SA code (549+21U) or...
- In our continuing efforts to ensure the proper performance of Mercedes-Benz products and to enhance the...
- Load compartment cover generates a creaking noise during driving when pulled out to covering position
- Headlamp, front fog lamp leaky or fogged
- Headlamps leaking or fogged
- Instrument cluster message for rear turn signal lamp despite functioning rear lamp
- Traffic sign symbol for "Traffic Sign Assist" is blinking in instrument cluster without obvious
- During a phone call, the called party has difficulty understanding/cannot understand the driver, or...
- MBUX headunit display with red text box "System Inoperative". ONLY for vehicles with SA code (549+21U) or...
- Paint damage on door paneling in area of door handle (see picture 1).
- Fuel door may require several attempts to open
- Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end)
- Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end)
- Customer states CEL is on. Cause Quick test shows FC P0A7F00 The state of health limit of the...
- Transmission control unit Y3/8n4 (fully integrated transmission control unit (VGS)) not listed in quick...
- Washer fluid system leaks
- Check engine light on. One of the below fault codes is current in the engine control module (N3/10)
- Headlamp or front fog lamp leaky or fogged
- Electrical system
- In our continuing efforts to ensure the proper performance and quality of your vehicle, we are writing to...
- Rear lamps fogged up/not leaktight
- Noticeable vibrations at the steering wheel: • At speeds between 40mph and 75mph • On straight stretches...
- Always use the latest XENTRY Diagnosis software release with all available add-ons
- In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the...
- Electrical system
- Crease formation on genuine leather seat covers in vehicles with low mileage ⢠Objects left on the seats...
- The "SOS nonfunctional" message appears sporadically in the instrument cluster of the vehicle
- In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the...
- Electrical system
- In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the...
- The Mercedes me connect services cannot be activated
- Visibility
- In the MBUX weather app, the temperature is displayed in the wrong unit (Fahrenheit instead of °C, or vice...
- Complaint
- Staining on door trim strips and top and bottom trim elements on rear side windows
- 1. Vibrations noticeable at steering wheel when front axle is excited when driving at a speed between 65...
- Staining on door trim strips and top and bottom trim elements on rear side windows
- Height adjustment of electric steering column adjustment jammed in the top/bottom adjustment position...
- Malfunction of the electric steering column adjustment
- Customer states after a bus sleep the SiriusXM category changes from "My Favorites" to "All...
- In an initial quick test, DTC B238A00 "Fan 2 of the control unit has malfunctioned" may be active...
- Height adjustment of electric steering column adjustment jammed in the top/bottom adjustment position...
- Thumping noise on rear axle shock absorber on rough road
- Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has extended the warranty for the...
- 1. Vibrations noticeable in steering wheel when front axle is excited while driving at a speed above 40...
- The result from the XENTRY battery test does not match the current state of the battery
- Engine and engine cooling
- The following complaints may be noted by the customer: • Upon selecting navigation, the central display...
- The garage door hand transmitter cannot be initialized with the integrated garage door opener in the...
- The range of the integrated garage door opener (GTO) is too short
- MY15+ M278 and M157 Equipped Vehicles with Fault Code ""P023400 – Boost Pressure is Too High"" "
- MBUX multimedia system: Map data does not match with your system/the navigation system cannot be activated
- Upon selecting navigation, the central display may show the following message: "Map data does not match...
- The mobile phone address book may not be transferred completely to the multimedia system COMAND, Audio 20,...
- On vehicles with code 077 HERMES dummy module the following functions are restricted, unavailable.
- Fuel filler flap opens slowly/switch flashes/tank is bleeding instrument cluster warning
- The customer may note that the Dashcam feature is inoperable with one of the following complaints.
- The customer may note that the Dashcam feature is inoperable with one of the following complaints
- Launch EW NCU
- Vehicle does not start after charging process
- Remote start causing CEL and U012600.
- For plug in hybrid and electric variants: Complaints about the electric range
- The following complaints may be noted by the customer
- Navigation system permanently displays "Activating".
- Reset the customer-specific data and perform a software update of the AUDIO20 control unit.
- Traffic information service and posibly the voice control, nonfunctional after navigation software update.
- Cd/dvd
- High voltage battery warning message in instrument cluster.
- Gasket may settle causing a slight oil leak.
- Operation complaints for LED headlamps.
- Noises when opening and closing automatic liftgate.
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