2024 Mercedes-Benz GLC 300 4matic technical service bulletins
149 technical service bulletins and manufacturer communications cover the 2024 Mercedes-Benz GLC 300 4matic, including one warranty extension.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Dear Mercedes-Benz Owner: In our continuing efforts to ensure the proper performance of Mercedes-Benz...
- Issue Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, is launching an OTA update to the...
- Diverse functional limitations in the vehicle in combination with various warning and fault messages in...
- Wheezing noises/squeaking noises from the front shock absorbers when passing over surface undulations and...
- Oil seeping from turbocharger oil return line at connection to engine block
- Issue A software update will be performed that provides enhancements to the robustness and system...
- Slight creaking noises when steering
- CEL illuminates and/or AC does not blow cold
- A software update will be performed that provides enhancements to the robustness and system stability of...
- Repeat workshop visit for vehicle vibration while braking from 60MPH. NOTE: Although the symptom is...
- Issue after OTA Update IC Odometer Reading blank("_ _ _ _") IC Maintanence data unavailable
- Radio station cover art does not refresh when switching stations
- Whining / humming noises (described as foghorn‑like) from the drivetrain in the rear axle area during...
- Clanking noise from the area of the speakers in the doors
- Traffic sign symbol for "Traffic Sign Assist" is blinking in instrument cluster without obvious
- The Apple Music app is no longer available in the head unit apps menu after updating the software of the...
- Cause Internal failure of the scroll wheel within the AC compressor
- During part of the steering movement, it feels heavier or more difficult to steer in the same spot every time
- Frequent rear view camera flap actuations and/or noise associated
- Tailgate opens unintentionally
- The following most common complaints may be observed: • Brief connectivity interruptions when using Apple...
- 1. General Diagnostic Tips 2. One or More PARK Sensor Activations 3. Red Ring Around Vehicle 4. "Active...
- Mercedes-Benz USA is currently experiencing limited availability of transmission fluid specification ATF...
- DAB, FM, or SDARS radio reception is limited, only a few stations are found
- Leakage/oil leakage at drive pinion sealing ring (input shaft) (Figures 1-2) Minor leakage/slight seepage...
- After an "Over the Air" update (OTA), FM or SDARS radio reception is limited; only a few stations are found
- Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end)
- Traffic sign symbol for "Traffic Sign Assist" is blinking in instrument cluster without obvious
- Creaking noise, in irregular sequence when driving slowly in combination with slight steering movements...
- We are experiencing intermittent issues when flashing A26/17
- Electrical system
- General information on the operation of the PRE-SAFE® Impulse system: The PRE-SAFE® Side Impulse system is...
- 1. "Perform vehicle handover" in the workshop menu to start the maintenance computer for service A/B...
- The remaining time shown on the instrument cluster in the workshop menu (days to next due service) is...
- Rattling/knocking noise from the rear axle steering is audible when driving on rough terrain or cobblestones
- Noises from the area of the steering column
- 48V battery (A66) part numbers A 000 982 78 24, A 000 982 57 30, A 000 982 88 31, A 000 982 50 32, A 000...
- There are several types of complaint about noises or poor windshield wiper wiping performance: A: Wiper...
- Play/noise at height adjuster or in seat guide rail on front seats
- One or more seat functions are restricted or inoperative
- 1. General Diagnostic Tips 2. One or More PARK Sensor Activations 3. Red Ring Around Vehicle 4. "Active...
- Cause At present, there are no known noise problems with the steering column
- The panoramic sliding sunroof operates in a stepped movement
- The intent of
- Headlamp, front fog lamp leaky or fogged
- No heating output is available during electric driving operation
- SRS indicator light illuminated in the instrument cluster
- After opening the driver's door, the seat can no longer be moved using the Memory button
- The "easy entry and exit feature" function deactivates itself after a brief period
- Radio station cover art does not refresh when switching stations
- Customer concern for ESP/Brake or Steering yellow instrument cluster message AND C220564 in the N80...
- Mercedes me connect services inoperative (me-Call, Remote Status, etc.). Mercedes me services
- The vehicle's position on the map is displayed far away from its actual position, e.g. the vehicle is...
- Headlamp, front fog lamp leaky or fogged
- The seat may no longer be adjustable using the electric seat adjustment switch on the door module
- Yellow information message in driver display (instrument cluster): "Switch on motor to charge the 12V battery"
- Stored DTC C220564
- Tailgate opens unintentionally
- The check engine light illuminates or the 48 V message is displayed in the instrument cluster
- Unknown or other
- Activating Navigation Please Wait" message seen on central display
- Check engine light illuminate, or previously on One of the below Exhaust Flap fault codes stored in PTCU...
- Electrical system
- Exterior lighting
- Complaint: Clattering noise from area of hood with steel suspension
- Electrical system
- Electrical system
- An authorized Mercedes-Benz dealer will update the software for the battery management control unit in...
- Electrical system
- Customer states the AC either does not cool/has poor performance or heat is insufficient
- Customer states the AC either does not cool/has poor performance or heat is insufficient
- For the potentially affected vehicles, excessively high aging of the battery was calculated at cold...
- After the charging process is complete, an instrument cluster message with a charging error appears and FC...
- (Original LI document #: LI27.35-P-079039) Clicking noises from the electro-hydraulic control unit (EHS)...
- After the charging process is complete, an instrument cluster message with a charging error appears and FC...
- An instrument cluster message "Rear axle steering fault, stop immediately" is very briefly illuminated in...
- Displayed Message: “Driver camera not functioning, see Operator’s Manual”
- USB port not functioning properly
- Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end)
- A harsh 5-4 downshift can be felt during deceleration while braking or coasting
- Harsh 2-1 downshifts when coming to a stop with ECO start-stop function turned OFF. Note: When ECO...
- Only vehicles with a variable transfer case are affected
- Electrical system
- At low speeds and light brake pressure, brakes will make a groaning or honking noise
- The "Easy entry and exit feature" function deactivates itself after a brief period
- Unknown or other
- Electrical system
- The result from the XENTRY battery test does not match the current state of the battery
- After a software update from campaign 2025050001 of component LIB48_222
- Electrical system
- Check engine lamp activated, coolant warning message, and engine fan running at full speed
- Electrical system
- The Apple Music app is no longer available in the head unit apps menu after updating the software of the...
- Metallic clattering/noise from the area of the dashboard on uneven roads
- No audio is output either in radio mode, or with media playback via app, Bluetooth or USB. In such cases,...
- Message in instrument cluster "Adaptive high beams assistant not available/inoperative" or "DIGITAL LIGHT...
- Electrical system
- Clattering noise from area of hood with steel suspension
- Wheezing noises/squeaking noises from the front shock absorbers when passing over surface undulations and...
- Message in Instrument Cluster for "Active Distance Assist not enabled, but can be purchased subsequently"...
- Criteria: • Customer concern for ESP/Brake or Steering yellow instrument cluster message
- Valeo Steering Column Module (N80) goes into bootloader after updating software to A2239028729
- Complaint
- Fuel filler flap/socket flap sticks, cannot be opened
- The "Easy entry and exit feature" function deactivates itself after a brief period
- The
- Hand detection system not operating correctly / vehicles with code 266 Fault message in instrument...
- Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has updated driver assistance system...
- Diverse functional limitations in the vehicle in combination with various warning and fault messages in...
- Electrical system
- Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has updated driver assistance system SCN...
- Height adjustment of electric steering column adjustment jammed in the top/bottom adjustment position...
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