2019 Mercedes-Benz GLC 300 Technical Service Bulletins

237 technical service bulletins (TSBs) are on record for the 2019 Mercedes-Benz GLC 300. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10217157Jul 14, 2022Electrical system, Equipment, Steering. Complaint Height adjustment of electric steering column adjustment jammed in the top/bottom adjustment position (e.g. with Easy Entry function). Cause Height adjustment moves to the top/bottom limit stop and jams. 1. Steering column height adjustment transmission 2. Seat control unit software Remedy There are 2 repair procedures to follow depending on vehicle (differentiated according to model and vehicle…
• 10217154Jul 11, 2022Suspension, Equipment. Complaint Thumping noise on rear axle shock absorber on rough road. Cause Until now the rear axle shock absorber support bushing was only available together with the rear axle shock absorber as a replacement part. In future, the rear axle shock absorber support bushing will be available individually as a replacement part to avoid any unnecessary shock absorber noise.
• 10217216Jul 1, 2022Electrical system. Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has extended the warranty for the accelerator pedal wiring harness and connectors from the original New Vehicle Limited Warranty of 4 years/50,000 miles to 10 years/120,000 miles for certain Model Year (“MY”) 2016-2019 Mercedes-Benz E-Class and GLC-Class vehicles (213, 238, and 253 platforms).
• 10214958Jun 13, 2022Steering. Complaint 1. Vibrations noticeable at steering wheel when front axle is excited when driving at a speed between 65 km/h and 130 km/h over an obstacle. • Driving over deeply recessed manhole covers • Driving over cross joints • Driving over extreme surface undulations 2. Permanent or long-lasting vibrations at specific speed or engine speed noticeable on steering wheel. • Roadway surface excitations when…
• 10213048Apr 29, 2022Steering. Complaint 1. Vibrations noticeable in steering wheel when front axle is excited while driving at a speed above 40 mph over an obstacle. • Driving over deeply recessed manhole covers • Driving over cross joints • Driving over extreme surface undulations 2. Permanent or long-lasting vibrations at specific speed or engine speed noticeable on steering wheel. • Roadway surface excitations when DTR+Q is switched…
• 10210926Apr 1, 2022Electrical system, Wheels. Complaint Fault message (yellow) in instrument cluster and TPM warning lamp. Individual or all tire pressure sensors are not recognized. Tire pressure monitoring system nonfunctional / temporarily unavailable. Cause Tires with excessively-large radio signal attenuation interfere with transmission of the tire pressure sensors. Remedy Check if one of the following tires is installed: If one of the tires listed above…
• 10209877Mar 31, 2022Electrical system. Complaint The result from the XENTRY battery test does not match the current state of the battery. Cause The XENTRY battery tester uses the stored on-board electrical system data in the SAM module to access the health of the 12 volt battery. The XENTRY battery test may not take into account a single discharge event because the SAM cannot record the data if the battery is discharged. Note: A discharged battery does…
• 10208745Feb 24, 2022Electrical system. Complaint The following complaints may be noted by the customer: • Upon selecting navigation, the central display may show the following message: "Map data does not match with your system. Please insert a medium containing the corresponding map data".
• 10207198Jan 27, 2022Electrical system. Complaint The garage door hand transmitter cannot be initialized with the integrated garage door opener in the inside rearview mirror. Cause 1. The integrated garage door opener (GDO) is not compatible with the opening system installed in the garage. 2. The garage door drive uses a rolling code system. In contrast to the fixed code system, the LED in the mirror in this case flashes green after programming. 3.
• 10207199Jan 9, 2022Electrical system. Complaint The range of the integrated garage door opener (GTO) is too short. Cause 1. Vehicles equipped with infrared windows and/or a heated windshield may suffer from complaints involving low transmission power. 2. When comparing the range between the integrated GTO and the garage door hand transmitter, the garage door hand transmitter is tested outside the vehicle. 3. The garage door hand transmitter is being…
• 10207205Jan 4, 2022Seats, Electrical system. Complaint Seat heating on driver's seat and front passenger seat nonfunctional. The LEDs on the switches for the seat heating illuminate, but the seat heating mats do not get warm. Cause Faulty SCN coding of rear SAM. Remedy • Perform SCN coding of rear SAM (BC_R). • Commission seat heating control unit.
• 10206077Dec 8, 2021Engine cooling. "MY15+ M278 and M157 Equipped Vehicles with Fault Code ""P023400 – Boost Pressure is Too High"" "
• 10206067Dec 2, 2021Equipment, Electrical system. MBUX multimedia system: Map data does not match with your system/the navigation system cannot be activated
• 10205806Aug 30, 2021Equipment. Upon selecting navigation, the central display may show the following message: "Map data does not match with your system. Please insert a medium containing the corresponding map data". the navigation menu cannot be opened.
• 10205803Aug 27, 2021Equipment. The mobile phone address book may not be transferred completely to the multimedia system COMAND, Audio 20, or MBUX. The contact list may not be fully populated and in some instances, the call list will display telephone numbers but no names.
• 10205813Aug 24, 2021Electrical system. On vehicles with code 077 HERMES dummy module the following functions are restricted, unavailable.
• 10205814Aug 11, 2021Fuel system. Fuel filler flap opens slowly/switch flashes/tank is bleeding instrument cluster warning
• 10205811Aug 9, 2021Equipment. The customer may note that the Dashcam feature is inoperable with one of the following complaints.
• 10205810Aug 3, 2021Equipment. The customer may note that the Dashcam feature is inoperable with one of the following complaints.
• 10205809Aug 2, 2021Equipment. The customer may note that the Dashcam feature is inoperable with one of the following complaints:
• 10199787Jul 30, 2021Fuel system. Launch EW NCU - Low Pressure Fuel Hose MY 15-17 205 213 253 172
• 10199654Jul 6, 2021Equipment. "Free browsing, Internet access via Wi-Fi hotspot and Internet radio nonfunctional"
• 10202522Jun 4, 2021Electrical system, Engine. Vehicle does not start after charging process
• 10202530May 25, 2021Electrical system, Equipment, Engine cooling. Remote start causing CEL and U012600.
• 10195220Apr 20, 2021Electrical system. For plug in hybrid and electric variants: Complaints about the electric range
• 10191259Mar 12, 2021Transmission and drivetrain. Mercedes-Benz AG (?MBAG?), the manufacturer of Mercedes-Benz, has determined that on certain MY 2019 GLC-Class, and GLE-Class (253, and 292 platform) vehicles, the automatic transmission does not meet specification, and thus the possibility exists that a hard and delayed shift operation may occur.
• 10194142Mar 2, 2021Electrical system, Transmission and drivetrain, Air bags, Electronic stability…. When accelerating at low speeds (slow roll at < 9 mph, 2nd gear), the engine limp-home mode may be triggered which in turn limits the amount of power available. When a fault occurs, the fault message ESP off or a fault message from the driver assistance systems is displayed. The quick test shows that fault code P061B62 is stored Note: It is possible to continue driving slowly. The fault is reset after an…
• 10189407Feb 24, 2021Equipment, Electrical system. In XENTRY diagnosis, the message "MBUX multimedia system control unit is defective (hard drive, internal fault)" appears while attempting to communicate with the MBUX multimedia system (A26/17)
• 10187785Jan 4, 2021Other or unknown, Electrical system, Equipment. The following complaints may be noted by the customer: - The MBUX multimedia system (A26/17) starts route guidance without user input and does not provide any audio notification. - The MBUX multimedia system (A26/17) does not give any spoken or visual driving instructions. Only the destination information and the current route are shown in the MBUX multimedia system (A26/17)
• 10187784Jan 4, 2021Equipment, Electrical system. The customer complains that when the ignition is switched on, pulsating buzzing noises which fluctuate in volume can be heard coming from the area of the instrument panel or the driver's footwell.
• 11031594Oct 29, 2020Visibility (wipers, defrost, mirrors). This NCU replaces the prior NCUs issued on May 18, June 25, 2020 and October 1, 2020 and contains important workshop instructions on how the HVAC Service Warranty repair must be carried out. To enhance the satisfaction of our customers, avoid further costs of litigation, and return focus to its core businesses, Mercedes-Benz USA, LLC (MBUSA) has entered into a settlement regarding claims relating to alleged mold…
• 10183244Oct 12, 2020Equipment, Body and structure. Vehicle interior whistling noises (also stationary)/high cabin interior pressure
• 10181128Sep 16, 2020Steering. Cracking/Creaking Noises Coming From The Area Of The Mechanical Steering Column
• 10181201Sep 11, 2020Fuel system. Replace exhaust gas cleaning information label
• 10179973Aug 14, 2020Electrical system, Engine. Mercedes-Benz AG ("MBAG"), the manufacturer of Mercedes-Benz, has determined that on certain MY19-20 C-Class, GLC-Class, and AMG GT (205, 253, and 290 platform) vehicles, the software for the AMG drive unit control unit does not correspond to the current series production configuration. As a result, noise may occur from the engine mounts. An authorized Mercedes-Benz dealer will update the software as necessary.
• 10179961Aug 10, 2020Equipment. Mobile phone Apple iPhone 11/11Pro/11ProMax/SE 2020: The Bluetooth connection between the MBUX multimedia system and the mobile phone is briefly lost
• 10179956Aug 10, 2020Electrical system. Xentry Battery Tester results disagree with workshop assessment
• 10179955Aug 7, 2020Steering. Steering wheel heater and/or Distronic function limited
• 10179966Jul 31, 2020Equipment, Other or unknown. Incorrect time and/or instrument cluster message "SOS, service not activated" and/or Mercedes Me connect services nonfunctional
• 10178737Jul 23, 2020Electrical system. MBUX multimedia system: "Favorites" and "Recent destinations" not available
• 10178743Jul 10, 2020Suspension, Electrical system. Mercedes-Benz AG ("MBAG"), the manufacturer of Mercedes-Benz, has determined that the active engine mounts in certain C-Class (model series 205), E-Class (model series 213), GLC (model series 253), and AMG GT (model series 290) vehicles cannot be energized after a failure of the acceleration sensors. As a result, noises from the rear axle differential would be noticeable. This is why a software update of the AMG…
• 10176662May 21, 2020Electrical system. Fault code B223209 is logged in the parking control unit
• 10172681Feb 19, 2020Electrical system. Event memory in the instrument cluster mileage readings intermittently inaccurate
• 10172685Feb 13, 2020Transmission and drivetrain. Update Transmission Control Unit SW (VGS)
• 10172683Feb 7, 2020Tires, Equipment. Information Label on Tire Sealant
• 10171646Jan 14, 2020Equipment. Audible fan noise from area of center console
• 10171662Jan 9, 2020Body and structure, Equipment. Perform Cavity Preservation
• 10170545Dec 23, 2019Equipment. MBUX multimedia system: Mercedes-Benz service stations not available in Navigation menu
• 10169592Nov 19, 2019Electrical system. Model series 253: Time/date and trip computer reset and/or check engine light in instrument cluster with DTC P261029 in ME
• 10164807Aug 19, 2019Steering. Assessment of actuating and operating noise from steering

← All problems reported for the 2019 Mercedes-Benz GLC 300