Technical Service Bulletins (TSBs) for the 2018 GLE350 are official communications between Mercedes-Benz & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

    STEERING

    • TSB #LI46 35-P-070153

      Date Announced:
      AUG 19, 2019
      NHTSA ID:
      #10164807

      Assessment of actuating and operating noise from steering Read More »

    • TSB #LI46.15-P-063353

      Date Announced:
      JUN 01, 2018
      NHTSA ID:
      #10144244

      Height adjustment of electric steering column adjustment sticks at top end stop Read More »

    • TSB #LI46.15-P-058505

      Date Announced:
      FEB 25, 2014
      NHTSA ID:
      #10167002

      Creaking noise when making vertical or longitudinal adjustment to electrical steering column Read More »

    • TSB #LI33.30-P-056665

      Date Announced:
      JUL 18, 2013
      NHTSA ID:
      #10167550

      Single, throttle lift-off, clunking noise from the side shaft when starting off (audible at the wheel). The clunk is heard once when changing from forward to reverse (and vice versa). Read More »

    SUSPENSION

    • TSB #LI32.34-P-058736

      Date Announced:
      MAR 21, 2014
      NHTSA ID:
      #10167502

      ACTIVE CURVE SYSTEM malfunction in instrument cluster in combination with the following fault codes in the ACS control unit: P100000: The oil pressure at the front axle is too low. (Veh. up to approx. Read More »

    • TSB #LI32.34-P-058735

      Date Announced:
      MAR 20, 2014
      NHTSA ID:
      #10167501

      Rumbling noises from the area of the front axle. Read More »

    • TSB #LI46.10-P-054699

      Date Announced:
      FEB 18, 2014
      NHTSA ID:
      #10166999

      Cracking, clunking noise when braking the vehicle to a stop or when moving off, when the suspension compresses and rebounds at the front axle. Sometimes a single jolt can also be felt at the steering wheel. Read More »

    • TSB #LI32.20-P-057942

      Date Announced:
      DEC 04, 2013
      NHTSA ID:
      #10166990

      Thumping noises from front axle when driving over bumps on road. Read More »

    • TSB #LI32.34-P-056667

      Date Announced:
      JUL 22, 2013
      NHTSA ID:
      #10167549

      Thumping noises at the front axle when driving over road bumps Read More »

    • TSB #LI32.34-P-056198

      Date Announced:
      JUL 15, 2013
      NHTSA ID:
      #10167548

      1. In vehicles up to VIN 166 ### #A 097760 without code 803, the following fault code is logged in the quick test: P1C9B00. The control unit 'Roll control' has a malfunction. 2. Read More »

    SUSPENSION:FRONT:SPRINGS:TORSION BAR

    BRAKES (PWS)

    • TSB #LI42.45-P-070437

      Date Announced:
      OCT 14, 2019
      NHTSA ID:
      #10167785

      G-Class Facelift 2018: Fault message "ABS, ESP inoperative, see operator's manual" Read More »

    ENGINE (PWS)

    ENGINE AND ENGINE COOLING

    • TSB #LI09.00-P-074093

      Date Announced:
      DEC 08, 2021
      NHTSA ID:
      #10206077

      "MY15+ M278 and M157 Equipped Vehicles with Fault Code ""P023400 a?? Boost Pressure is Too High"" " Read More »

    • TSB #T-B-32.34-84

      Date Announced:
      FEB 11, 2014
      NHTSA ID:
      #10167041

      Oil spray or fouling on the ACTIVE CURVE SYSTEM is not related to leakage of the hydraulic pump. Read More »

    • TSB #LI14.20-P-052079

      Date Announced:
      FEB 06, 2014
      NHTSA ID:
      #10166978

      Engine diagnosis warning lamp lights up - Fault code entry (FC) 14A600 or 14A700 Read More »

    • TSB #LI47.40-P-053871

      Date Announced:
      JUL 10, 2013
      NHTSA ID:
      #10167554

      Engine diagnosis warning lamp activated. Fault code P045600 "Very fine leak" or P044200 "Fine leak" stored in engine control unit. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER:HOSES/PLUMBING

    ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICAL

    ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:SEALS/GASKETS

    FUEL SYSTEM, GASOLINE

    • TSB #LI8860P073470

      Date Announced:
      AUG 11, 2021
      NHTSA ID:
      #10205814

      Fuel filler flap opens slowly/switch flashes/tank is bleeding instrument cluster warning Read More »

    • TSB #LI01.30-P-058630

      Date Announced:
      MAR 21, 2014
      NHTSA ID:
      #10167487

      Minor leaks at the oil duct of the left or right cylinder head of engines 157, 276 and 278. 1. Left cylinder head: Oil passage plug hole on left beside mechanical vacuum pump. 2. Read More »

    • TSB #LI47.20-P-054958

      Date Announced:
      JUL 01, 2013
      NHTSA ID:
      #10167553

      Combination message: "Clean fuel filter" is displayed. The fault code 162500 (water level message - Bosch) or P226997 (water level message - Delphi) or 171600 (filter load - Bosch) is stored in the engine control unit. Read More »

    FUEL SYSTEM, GASOLINE:STORAGE

    • TSB #LI8860P073470

      Date Announced:
      AUG 11, 2021
      NHTSA ID:
      #10205814

      Fuel filler flap opens slowly/switch flashes/tank is bleeding instrument cluster warning Read More »

    POWER TRAIN

    • TSB #NCU-2021070020

      Date Announced:
      JUL 30, 2021
      NHTSA ID:
      #10199774

      Launch NCU 2021070020- Perform SCN coding in powertrain control unit Read More »

    • TSB #LI35 30-P-058566

      Date Announced:
      AUG 05, 2019
      NHTSA ID:
      #10164811

      Throttle lift-off clunking noises at drive shafts of rear axle Read More »

    • TSB #LI27.00-P-065534

      Date Announced:
      JAN 13, 2017
      NHTSA ID:
      #10135766

      Model series 166 NAG2 (VGS4, DAS3) OM642, initial engagement jerk in R Read More »

    • TSB #LI27.00-P-059110

      Date Announced:
      JUL 10, 2014
      NHTSA ID:
      #10165840

      The 1-2, 2-3 and/or 3-4 acceleration upshift can be uncomfortable when the transmission oil is cold. Read More »

    • TSB #LI42.10-P-058641

      Date Announced:
      MAR 14, 2014
      NHTSA ID:
      #10167504

      Brake linings on rear axle exhibit differential wear Read More »

    • TSB #LI27.20-P-055758

      Date Announced:
      JUL 30, 2013
      NHTSA ID:
      #10167546

      FC 2783 (Friction power of torque converter lockup clutch is too high) or FC 0741 (Actuation of torque converter lockup clutch not possible) stored in transmission control unit. Read More »

    HYBRID PROPULSION SYSTEM

    ELECTRICAL SYSTEM

    • TSB #NCU-OTAcommNoMMC

      Date Announced:
      JAN 18, 2024
      NHTSA ID:
      #10249726

      Mercedes-Benz AG (??A?A?MBAG??A?A?), the manufacturer of Mercedes-Benz, has determined that in certain MY 2017-2021 C-Class, CLA, CLS, E-Class, GLC, GLE, GLS, AMG GT, S-Class, SL, and SLC (205, 117, 257, 213/238, 253, 166/292, ... Read More »

    • TSB #LI82.85-P-076800

      Date Announced:
      OCT 10, 2023
      NHTSA ID:
      #10244837

      The "SOS nonfunctional" message appears sporadically in the instrument cluster of the vehicle. The fault code B129C00 is stored in the control unit log. Read More »

    • TSB #NCU-HU SW Update

      Date Announced:
      AUG 28, 2023
      NHTSA ID:
      #10241527

      Mercedes-Benz AG (a??MBAGa??), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY 2018-2023 C-Class, EQE, EQE SUV, EQS, EQS SUV, GLC, GLE and S-Class (206, 295, 294, 297, 296, 254, 167 and 223 platform) ... Read More »

    • TSB #LI82.85-P-076799

      Date Announced:
      AUG 18, 2023
      NHTSA ID:
      #10241790

      The Mercedes me connect services cannot be activated. The remote status data does not update. Error in N112/9 - control unit for telematics services (HERMES). Read More »

    • TSB #LI08.00-P-072749

      Date Announced:
      APR 20, 2021
      NHTSA ID:
      #10195220

      For plug in hybrid and electric variants: Complaints about the electric range Read More »

    • TSB #LI00.20-P-070791

      Date Announced:
      AUG 28, 2020
      NHTSA ID:
      #10179904

      Implausible "service due" instrument cluster message, head unit pop-up, or Mmc message Read More »

    • TSB #LI54.30-P-070902

      Date Announced:
      FEB 19, 2020
      NHTSA ID:
      #10172681

      Event memory in the instrument cluster mileage readings intermittently inaccurate Read More »

    • TSB #LI42.45-P-070437

      Date Announced:
      OCT 14, 2019
      NHTSA ID:
      #10167785

      G-Class Facelift 2018: Fault message "ABS, ESP inoperative, see operator's manual" Read More »

    • TSB #LI82 20-P-066141

      Date Announced:
      JUL 11, 2018
      NHTSA ID:
      #10151935

      Broken sliding sunroof operating switch in the overhead control panel Read More »

    • TSB #LI54 10-P-066344

      Date Announced:
      OCT 26, 2017
      NHTSA ID:
      #10158372

      Vehicle does not start, battery discharged. Read More »

    • TSB #LI8330P0646722

      Date Announced:
      AUG 17, 2016
      NHTSA ID:
      #10205251

      Engine fan runs continuously, a/c inoperable or, engine light illuminates sporadically. Read More »

    • TSB #LI8330P0646721

      Date Announced:
      AUG 11, 2016
      NHTSA ID:
      #10205250

      Engine fan runs continuously, a/c inoperable or, engine light illuminates sporadically. Read More »

    • TSB #LI68.20-P-053607

      Date Announced:
      JUL 09, 2014
      NHTSA ID:
      #10165852

      Noise in center console area of W166. Read More »

    • TSB #LI67.30-P-052837

      Date Announced:
      JUL 08, 2014
      NHTSA ID:
      #10165850

      Side windows may make noises when closing and opening, or reverse direction when closing. Read More »

    • TSB #LI67.30-P-055417

      Date Announced:
      JUL 08, 2014
      NHTSA ID:
      #10165851

      Side windows may make noises when closing and opening, or reverse direction when closing. Read More »

    • TSB #LI01.30-P-058630

      Date Announced:
      MAR 21, 2014
      NHTSA ID:
      #10167487

      Minor leaks at the oil duct of the left or right cylinder head of engines 157, 276 and 278. 1. Left cylinder head: Oil passage plug hole on left beside mechanical vacuum pump. 2. Read More »

    • TSB #LI49.20-P-056353

      Date Announced:
      FEB 25, 2014
      NHTSA ID:
      #10167007

      Engine diagnosis warning lamp active. Fault code 20BE1B and/or 20BD1B (The heating element of the AdBlue tank has a malfunction) is logged in the Blue-Tec control unit. Read More »

    • TSB #LI54.21-P-057930

      Date Announced:
      FEB 13, 2014
      NHTSA ID:
      #10167014

      The rear seat heating cannot be activated when the customer has set the ambiance illumination to "Neutral" and "Stage 1" or "Stage 2" in the instrument cluster. Read More »

    • TSB #LI49.20-P-056353

      Date Announced:
      FEB 12, 2014
      NHTSA ID:
      #10167006

      Engine diagnosis warning lamp active. Fault code 20BE1B and/or 20BD1B (The heating element of the AdBlue tank has a malfunction) is logged in the Blue-Tec control unit. Read More »

    • TSB #LI54.25-P-056472

      Date Announced:
      FEB 10, 2014
      NHTSA ID:
      #10167015

      The key is not recognized in the electronic ignition switch, the vehicle cannot be started and/or the automatic transmission may perform an "Automatic P function" at speeds below 6 km/h. Read More »

    • TSB #LI49.20-P-057101

      Date Announced:
      AUG 17, 2013
      NHTSA ID:
      #10167008

      Engine diagnosis warning lamp lights up. Fault code 20B91B, 20B913 (The output for the heating element of the AdBlue pressure line has an electrical fault or an open circuit) is stored in the SCR control unit. Read More »

    ELECTRICAL SYSTEM:12V/24V/48V BATTERY

    ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

    • TSB #LI82.85-P-076800

      Date Announced:
      OCT 10, 2023
      NHTSA ID:
      #10244837

      The "SOS nonfunctional" message appears sporadically in the instrument cluster of the vehicle. The fault code B129C00 is stored in the control unit log. Read More »

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #NCU-HU SW Update

      Date Announced:
      AUG 28, 2023
      NHTSA ID:
      #10241527

      Mercedes-Benz AG (a??MBAGa??), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY 2018-2023 C-Class, EQE, EQE SUV, EQS, EQS SUV, GLC, GLE and S-Class (206, 295, 294, 297, 296, 254, 167 and 223 platform) ... Read More »

    EXTERIOR LIGHTING

    VISIBILITY

    • TSB #LI72 40-P-069934

      Date Announced:
      JUN 27, 2019
      NHTSA ID:
      #10162631

      Outside mirror folding out/in nonfunctional Read More »

    • TSB #LI72 00-P-066220

      Date Announced:
      JUL 09, 2018
      NHTSA ID:
      #10151934

      Cracking noises at doors in area of window frame Read More »

    • TSB #LI67.30-P-052837

      Date Announced:
      JUL 08, 2014
      NHTSA ID:
      #10165850

      Side windows may make noises when closing and opening, or reverse direction when closing. Read More »

    • TSB #LI67.30-P-055417

      Date Announced:
      JUL 08, 2014
      NHTSA ID:
      #10165851

      Side windows may make noises when closing and opening, or reverse direction when closing. Read More »

    • TSB #LI72.00-P-058635

      Date Announced:
      MAR 04, 2014
      NHTSA ID:
      #10167521

      Cracking noises or squeaking noises at the doors in the area of the window frame while driving, especially when driving on rough roads. Read More »

    • TSB #S-B-67.00-29

      Date Announced:
      JUL 23, 2013
      NHTSA ID:
      #10167577

      Since 12/2012 (model 166) and since 06/2013 (model 242) the glass breakage loops are no longer in the side windows and rear window. Suitable interior protection ensures that the interior monitoring function continues to operate correctly. Read More »

    VISIBILITY:SUN/MOON ROOF ASSEMBLY

    • TSB #LI77.21-P-072113

      Date Announced:
      DEC 08, 2020
      NHTSA ID:
      #10186145

      Creaking noise from fixed glass section of panoramic roof in area of rear passenger compartment grab handles Read More »

    • TSB #LI82 20-P-066141

      Date Announced:
      JUL 11, 2018
      NHTSA ID:
      #10151935

      Broken sliding sunroof operating switch in the overhead control panel Read More »

    STRUCTURE

    • TSB #LI72 00-P-066220

      Date Announced:
      JUL 09, 2018
      NHTSA ID:
      #10151934

      Cracking noises at doors in area of window frame Read More »

    • TSB #LI68.30-P-058750

      Date Announced:
      MAR 25, 2014
      NHTSA ID:
      #10167519

      Belt holder/ retaining tab on side paneling in trunk is broken Read More »

    • TSB #LI72.00-P-058635

      Date Announced:
      MAR 04, 2014
      NHTSA ID:
      #10167521

      Cracking noises or squeaking noises at the doors in the area of the window frame while driving, especially when driving on rough roads. Read More »

    STRUCTURE:BODY:HATCHBACK/LIFTGATE

    • TSB #LI54.15-P-057929

      Date Announced:
      FEB 11, 2014
      NHTSA ID:
      #10167012

      The liftgate can no longer be opened when the ambiance illumination is set to stage 1 or 2. Read More »

    STRUCTURE:BODY:ROOF AND PILLARS

    TIRES

    SEATS

    • TSB #LI91.18-P-077075

      Date Announced:
      DEC 04, 2023
      NHTSA ID:
      #10248162

      Crease formation on genuine leather seat covers in vehicles with low mileage ??A?A? Objects left on the seats for extended periods of time (pressure marks). ??A?A? Objects wedged between the seat backrest and seat cushion (e.g. Read More »

    • TSB #LI91 30-P-068713

      Date Announced:
      AUG 24, 2018
      NHTSA ID:
      #10152002

      Noises from seat climate control/ seat ventilation Read More »

    • TSB #LI91.29-P-053247

      Date Announced:
      JUL 10, 2014
      NHTSA ID:
      #10166104

      The electric seat adjustment and/or the seat heater/seat ventilation or rear monitor is nonfunctional Read More »

    SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER

    BACK OVER PREVENTION

    INTERIOR LIGHTING

    • TSB #LI82.20-P-073063

      Date Announced:
      FEB 16, 2022
      NHTSA ID:
      #10208744

      Complaint The touchpad dimming function does not work and the search lighting is either at maximum brightness or fully off (dependent upon dimming signal). Read More »

    • TSB #LI8220P073063

      Date Announced:
      JUN 16, 2021
      NHTSA ID:
      #10202531

      Touch pad: Search lighting does not dim or does not turn on. Read More »

    • TSB #LI82 20-P-067044

      Date Announced:
      SEP 19, 2017
      NHTSA ID:
      #10158239

      Partial operation of interior ambient lighting Read More »

    COMMUNICATION

    • TSB #LI82.85-P-071453

      Date Announced:
      JUL 31, 2020
      NHTSA ID:
      #10179966

      Incorrect time and/or instrument cluster message "SOS, service not activated" and/or Mercedes Me connect services nonfunctional Read More »

    EQUIPMENT

    • TSB #LI82.85-P-076799

      Date Announced:
      AUG 18, 2023
      NHTSA ID:
      #10241790

      The Mercedes me connect services cannot be activated. The remote status data does not update. Error in N112/9 - control unit for telematics services (HERMES). Read More »

    • TSB #NCU-2016060016

      Date Announced:
      NOV 17, 2020
      NHTSA ID:
      #10184798

      Replace charge air hose between charge air cooler and turbocharger Read More »

    • TSB #LI82 85-P-068378

      Date Announced:
      JUL 10, 2018
      NHTSA ID:
      #10151945

      Audio 20: Symbols in the status line in the central display can overlap Read More »

    • TSB #LI72 00-P-066220

      Date Announced:
      JUL 09, 2018
      NHTSA ID:
      #10151934

      Cracking noises at doors in area of window frame Read More »

    • TSB #LI82 20-P-067107

      Date Announced:
      OCT 05, 2017
      NHTSA ID:
      #10158321

      LED light on thermal cup holder in rear passenger compartment of BR 222 flickers Read More »

    • TSB #LI68.20-P-053607

      Date Announced:
      JUL 09, 2014
      NHTSA ID:
      #10165852

      Noise in center console area of W166. Read More »

    • TSB #LI83.30-P-059119

      Date Announced:
      JUL 03, 2014
      NHTSA ID:
      #10166077

      Oxidation products of the cavity preservation can enter the interior compartment via the air conditioning. Read More »

    • TSB #P-B-82.85-703

      Date Announced:
      MAR 10, 2014
      NHTSA ID:
      #10167532

      A production fault means that the telematics DVD A 166 827 14 00 cannot be used. Because of this the previous telematics DVDs A 204 827 03 65 and A 204 827 10 65 must continue to be used for control unit programming. Read More »

    • TSB #LI82.85-P-058582

      Date Announced:
      MAR 03, 2014
      NHTSA ID:
      #10167525

      Apple products (iPhone or iPod) are not charged via the serial USB interface of the COMAND Online control unit (A40/3) in the stowage compartment of the center console. Read More »

    • TSB #LI82.62-P-058583

      Date Announced:
      FEB 27, 2014
      NHTSA ID:
      #10167524

      Sound system: Intermittent loss of sound after engine start Read More »

    • TSB #T-B-68.30-83

      Date Announced:
      FEB 20, 2014
      NHTSA ID:
      #10167042

      The complete headliner can no longer be replaced for loose headliner magnets. As described in AR68.30-P-4300GQ, 2-component adhesive A 005 989 09 71 is to be used for gluing on the headliner magnets. Read More »

    • TSB #LI83.00-P-055425

      Date Announced:
      JUL 01, 2013
      NHTSA ID:
      #10167565

      A flapping/rattling noise can be heard from the area of the center console towards the rear. Read More »

    EQUIPMENT:ELECTRICAL

    EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

    • TSB #LI82.85-P-071453

      Date Announced:
      JUL 31, 2020
      NHTSA ID:
      #10179966

      Incorrect time and/or instrument cluster message "SOS, service not activated" and/or Mercedes Me connect services nonfunctional Read More »

    EQUIPMENT:OTHER:LABELS

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • TSB #LI42.45-P-070437

      Date Announced:
      OCT 14, 2019
      NHTSA ID:
      #10167785

      G-Class Facelift 2018: Fault message "ABS, ESP inoperative, see operator's manual" Read More »

    EQUIPMENT ADAPTIVE/MOBILITY

    • TSB #LI82 20-P-067107

      Date Announced:
      OCT 05, 2017
      NHTSA ID:
      #10158321

      LED light on thermal cup holder in rear passenger compartment of BR 222 flickers Read More »

    • TSB #T-B-68.30-83

      Date Announced:
      FEB 20, 2014
      NHTSA ID:
      #10167042

      The complete headliner can no longer be replaced for loose headliner magnets. As described in AR68.30-P-4300GQ, 2-component adhesive A 005 989 09 71 is to be used for gluing on the headliner magnets. Read More »

    UNKNOWN OR OTHER