Model year

2020 Mercedes-Benz C 350

Body and fuel not decoded, built in Germany. Owner complaints on file from May 18, 2020 to May 18, 2020.

Recall campaigns covering this model year0No recall campaign lists this model year
Owner complaints1Close to the median 2020 vehicle
Severity index0.0Crash, fire, injury or death per 100
First 24 months1Complaints in its first two years
Complaints over time

Complaints about the 2020 Mercedes-Benz C 350 peaked in 2020, with 1 filed

Owner complaints about this model year, by the year they were filed with NHTSA.

00.250.50.75120201202120222023202420252026
Source: NHTSA ODI complaints file. The lighter column runs through October.
Components

100% of complaints about the 2020 Mercedes-Benz C 350 name airbags

Owner complaints by component. Hover or focus a bar for the crash, fire, injury or death count.

Airbags
1
Source: NHTSA ODI complaints file. A complaint can name more than one component; it is counted under the first.
Recalls

No recall campaign lists the 2020 Mercedes-Benz C 350

Check a specific vehicle by VIN on NHTSA's site: a campaign may cover only part of a model year's production.

Source: NHTSA ODI recalls file.
Owner complaints

What owners reported about the 2020 Mercedes-Benz C 350

The full text of every complaint filed with NHTSA about this model year, newest first. Complaints are filed by owners and are not verified by NHTSA; NHTSA removes personal details before publishing.

1 complaint on file, page 1 of 1.

  1. Filed May 18, 2020Failure May 10, 2020Chicago, ILAir bags

    THERE IS A RECALL ON MY CAR. THE AIRBAGS HAVE NOT BEEN REPLACED YET. THE RECALL WAS ISSUED A LONG TIME AGO. *TR

    NHTSA complaint 11325066
Source: NHTSA ODI complaints file.
Investigations

NHTSA has not opened an investigation on this model year

Source: NHTSA ODI investigations file.
Service bulletins

100 manufacturer communications cover this model year

Technical service bulletins and other notices the manufacturer sent to dealers. A bulletin is not a recall; the 60 most recent are listed.

  • LI82.62-P-078631 Aug 6, 2026 · Service Bulletin/Repair Instructions
    Complaint Clanking noise from the area of the speakers in the doors. Cause Under analysis. Remedy To narrow down the cause, first of all remove the door trim. • If the noise continues to occur even with the door trim removed, then continue the diagnosis wor…
  • LI35.30-P-058566 Jul 14, 2026 · Service Bulletin/Repair Instructions
    Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The noise is heard once in each instance when changing direction of travel. Note: Sound file in attachment Cause If the complaint is eliminated by exp…
  • LI82.30-P-059239 May 19, 2026 · Service Bulletin/Repair Instructions
    Complaint There are several types of complaint about noises or poor windshield wiper wiping performance: A: Wiper blades squeaking, chattering, shuddering B: The windshield is not wiped completely (streaking) C: During the downward movement water is pulled …
  • LI82.10-P-078301 Apr 16, 2026 · Service Bulletin/Repair Instructions
    Complaint Headlamp, front fog lamp leaky or fogged. Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the headlamp. If a pressure compensation diaphragm…
  • LI27.60-P-079967 Nov 17, 2025 · Service Bulletin/Repair Instructions
    Complaint The shift from 1st to 2nd gear may be uncomfortable under light load. Cause Vehicles with engine M264 and transmission 725.0 may be equipped with specific software versions. Remedy Update Transmission Software (VGSNAG3). 1. Perform IPR and update …
  • LI33.30-P-056665 May 21, 2025 · Service Bulletin/Repair Instructions
    Complaint Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The clunk is heard once when changing from forward to reverse (and vice versa). Note: Sound file in attachment Cause If the complaint is eli…
  • CL - 05012025 May 30, 2025 · Other
    In our continuing efforts to ensure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz USA is extending the warranty coverage for the Diagnostic Module for Tank Leakage detection (“DMTL”) on your…
  • LI82.85-P-079088 May 30, 2025 · Service Bulletin/Repair Instructions
    Complaint The following most common complaints may be observed: • Brief connectivity interruptions when using Apple CarPlay over Wi-Fi • Audio cuts out • Device not recognized • No operation possible Cause There are multiple possible causes for an iPhone di…
  • LI82.10-P-078896 Apr 28, 2025 · Service Bulletin/Repair Instructions
    Complaint Headlamps leaking or fogged Cause The fogging of the headlamp is a natural phenomenon which can occur under certain climatic conditions. In contrast to a leaky headlamp, physical fogging does not result in a technical impairment of the headlamp. A…
  • LI82.10-P-078301 Apr 28, 2025 · Service Bulletin/Repair Instructions
    Complaint Headlamp, front fog lamp leaky or fogged Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the headlamp. Remedy NOTE: If a pressure compensati…
  • OTA - 5497748 Mar 7, 2025 · Over The Air
    Issue Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the communication software does not correspond with the latest series production configuration. The communication module will receive an OTA…
  • LI82.70-P-077433 Mar 5, 2025 · Service Bulletin/Repair Instructions
    Complaint During a phone call, the called party has difficulty understanding/cannot understand the driver, or interference/background noises are audible to the called party during a call. It becomes increasingly difficult to understand as the speed rises. C…
  • LI35.30-P-058566 Jan 15, 2025 · Service Bulletin/Repair Instructions
    Complaint Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The noise is heard once in each instance when changing direction of travel. Note: Sound file in attachment Cause If the complaint is elimina…
  • LI33.30-P-056665 Jan 16, 2025 · Service Bulletin/Repair Instructions
    Complaint Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The clunk is heard once when changing from forward to reverse (and vice versa). Cause If the complaint is eliminated by experimentally loose…
  • LI72.00-P-071544 Jan 24, 2025 · Service Bulletin/Repair Instructions
    Complaint Paint damage on door paneling in area of door handle (see picture 1). Cause Alignment of door handle bearing bracket is not correct. Remedy 1. Paint the affected area of the door paneling using the spot repair procedure in accordance with the manu…
  • LI82.35-P-078467 Oct 23, 2024 · Service Bulletin/Repair Instructions
    Complaint Washer fluid system leaks Cause Various possible causes: 1. Washer fluid reservoir itself. 2. Seal on washer fluid pump/washer fluid reservoir. 3. Washer fluid pump. 3.1. Distributor housing leaks. 3.2. Pump fitting leaks. 3.3. Washer fluid hose c…
  • LI01.20-P-078446 Oct 4, 2024 · Service Bulletin/Repair Instructions
    Complaint Check engine light on. One of the below fault codes is current in the engine control module (N3/10). P04DB29, P04DB31, P04DB79 Cause Open circuit or high resistance to crankcase vent line contact Remedy 1. Check the electrical connector for the re…
  • LI82.70-P-077433 Sep 28, 2024 · Service Bulletin/Repair Instructions
    Complaint During a phone call, the called party has difficulty understanding/cannot understand the driver, or interference/background noises are audible to the called party during a call. It becomes increasingly difficult to understand as the speed rises. C…
  • LI82.10-P-078307 Sep 21, 2024 · Service Bulletin/Repair Instructions
    Complaint Headlamps leaking or fogged Cause The fogging of the headlamp is a natural phenomenon which can occur under certain climatic conditions. In contrast to a leaky headlamp, physical fogging does not result in a technical impairment of the headlamp. A…
  • LI82.10-P-078301 Sep 10, 2024 · Service Bulletin/Repair Instructions
    Complaint Headlamp or front fog lamp leaky or fogged Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the headlamp. Headlamps comply with all applicabl…
  • LI27.10-P-075869 Jul 9, 2024 · Service Bulletin/Repair Instructions
    Complaint Only vehicles with a variable transfer case are affected. Can be identified through control unit N45 or N15/7 in the quick test When accelerating with light load, vibrations or jolting sensation may come from the drivetrain Cause Modified oil qual…
  • LI82.10-P-078069 Jul 23, 2024 · Service Bulletin/Repair Instructions
    Complaint Rear lamps fogged up/not leaktight. Cause Fogging of the rear lamps is a natural phenomenon, which can occur under certain climatic conditions. This does not lead to any technical impairment of the rear lamps. Remedy Rear lamp: Remedy 1: Clearing …
  • LI46.35-P-073051 Jun 12, 2024 · Service Bulletin/Repair Instructions
    Complaint Noticeable vibrations at the steering wheel: • At speeds between 40mph and 75mph • On straight stretches of road and in long corners • With driver assistance systems switched on Cause Control oscillations in the electric power steering. Remedy Per…
  • LI82.85-P-070742 Jun 6, 2024 · Service Bulletin/Repair Instructions
    Complaint The driver's seat memory settings do not synchronize with the driver's user profile as described in the operator's manual. Driver's seat settings are not transferred to the vehicle. Cause The driver's seat does not support the profile synchronizat…
  • LI72.20-P-075746 Mar 11, 2024 · Service Bulletin/Repair Instructions
    Tailgate opens unintentionally. Accidental or unnoticed activation of the button to open the tailgate on the vehicle key. E.g. when stored in trouser pocket, handbag etc. Remedy As of the 6th generation, the vehicle key can be recoded so that the tail…
  • CL-CommMod Jan 5, 2024 · Service Bulletin/Repair Instructions
    Dear Mercedes-Benz Owner: On behalf of Mercedes-Benz USA, LLC (MBUSA), thank you for being a part of the Mercedes-Benz family. We hope that youâ™re enjoying your vehicle. Here at MBUSA, we are committed to delivering an exceptional ownership experience. In…
  • NCU-OTAcommNoMMC Jan 18, 2024 · Service Bulletin/Repair Instructions
    Mercedes-Benz AG (âMBAGâ), 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, 190/290,217/222, 231, 172) vehicles, the…
  • LI46.10-P-077314 Jan 24, 2024 · Service Bulletin/Repair Instructions
    Noises in the steering column area when steering. Under analysis. Check which area of the steering column the noises occur in. Do the noises tend to occur at the bottom in the driver footwell or do they tend to occur in the area of the steering colum…
  • LI46.10-P-077313 Jan 24, 2024 · Service Bulletin/Repair Instructions
    The steering wheel generates grinding noises between the steering wheel and steering column switch module during steering maneuvers See example file in the attachments area: Lenkrad-Schleifgeräusch_SteeringWheel-GrindingNoises.mp4 The plastic cover on…
  • OTA-Comm Mod SW Dec 7, 2023 · Service Bulletin/Repair Instructions
    Mercedes-Benz AG (âMBAGâ), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY19-23 A-Class, C-Class, CLA, CLS, E-Class, EQB, G-Class, GLA, GLB, GLC, GLE, GLS, AMG GT, S-Class (177, 205, 118, 257, 213, 238, 243, 463, 247, 253, 167,…
  • LI91.18-P-077075 Dec 4, 2023 · Service Bulletin/Repair Instructions
    Crease formation on genuine leather seat covers in vehicles with low mileage ⢠Objects left on the seats for extended periods of time (pressure marks). ⢠Objects wedged between the seat backrest and seat cushion (e.g. seat belt buckle). ⢠Light init…
  • LI82.85-P-076800 Oct 10, 2023 · Service Bulletin/Repair Instructions
    The "SOS nonfunctional" message appears sporadically in the instrument cluster of the vehicle. The fault code B129C00 is stored in the control unit log. The message occurs in particular after the vehicle has been non-operational for an extended period of t…
  • LI32.25-P-076956 Oct 12, 2023 · Service Bulletin/Repair Instructions
    Wheezing noises from the front shock absorbers when passing over surface undulations and rough road. The noises may become more conspicuous with warm damper oil. The flow noises of the damper oil are currently being analyzed. The wheezing noises are cu…
  • ELW -Intake Line Sep 22, 2023 · Service Bulletin/Repair Instructions
    In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz USA (“MBUSA”) is extending the coverage for the intake line assembly on your vehicle from the original New V…
  • NCU-HU SW Update Aug 28, 2023 · Service Bulletin/Repair Instructions
    Mercedes-Benz AG (“MBAG”), 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) vehicles, the communication mod…
  • NCU-2023060003 Jun 15, 2023 · Service Bulletin/Repair Instructions
    Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz, has determined that on certain Model Year (“MY”) 2016 – 2021 C-Class (205 platform), E-Class (213 platform) and GLC (253 platform) vehicles, the air conditioning control unit software may not mee…
  • LI46.15-P-071669 Mar 1, 2023 · Service Bulletin/Repair Instructions
    Complaint Loads induced at the steering wheel through pushing and pulling actions may cause creaking and cracking noises in the mechanical steering column. Cause Insufficient grease lubrication in the clamping area of the mechanical steering column. Re…
  • LI72.20-P-075746 Jan 5, 2023 · Service Bulletin/Repair Instructions
    Complaint Tailgate opens unintentionally. Cause Accidental or unnoticed activation of the button to open the tailgate on the vehicle key. E.g. when stored in trouser pocket, handbag etc. Remedy As of the 6th generation, the vehicle key can be recoded …
  • LI72.00-P-075743 Jan 4, 2023 · Service Bulletin/Repair Instructions
    Staining on door trim strips and top and bottom trim elements on rear side windows. Cause Damage to protective coating of door beltline trim strips, door upper trim strips and side window trim element. Remedy 1. Check if the problem cannot be rectified …
  • LI46.15-P-063353 Dec 1, 2022 · Service Bulletin/Repair Instructions
    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.
  • LI82.85-P-074970 Jul 7, 2022 · Service Bulletin/Repair Instructions
    Complaint Customer may have one or more of the following complaints: • Vehicle location is shown incorrectly in the Navigation Display • Navigation destination search is not possible • Street names are not shown in Navigation display • Apple Carplay is…
  • LI46.15-P-063353 Jul 14, 2022 · Service Bulletin/Repair Instructions
    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 tr…
  • LI32.25-P-066246 Jul 11, 2022 · Service Bulletin/Repair Instructions
    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…
  • LI82.85-P-074970 Jun 15, 2022 · Service Bulletin/Repair Instructions
    Complaint Customer may have one or more of the following complaints: • Vehicle location is shown incorrectly in the Navigation Display • Navigation destination search is not possible • Street names are not shown in Navigation display • Apple Carplay is…
  • NCU-2022060008 Jun 30, 2022 · Service Bulletin/Repair Instructions
    Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (“MY”) 2020-2022 A-Class, C-Class, CLAClass, GLA-Class, GLB-Class, GLC-Class, GLE-Class, and GLS-Class (118, 167, 177, 205, 247, and 253 platf…
  • LI54.10-P-071499 Mar 31, 2022 · Service Bulletin/Repair Instructions
    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 …
  • LI82.20-P-073063 Feb 16, 2022 · Service Bulletin/Repair Instructions
    Complaint The touchpad dimming function does not work and the search lighting is either at maximum brightness or fully off (dependent upon dimming signal). Note: The dimming functions of the instrument cluster and head unit display are not affected and re…
  • LI68.05-P-060307 Jan 9, 2022 · Service Bulletin/Repair Instructions
    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…
  • LI68.05-P-060306 Jan 27, 2022 · Service Bulletin/Repair Instructions
    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…
  • LI09.00-P-074093 Dec 8, 2021 · Service Bulletin/Repair Instructions
    "MY15+ M278 and M157 Equipped Vehicles with Fault Code ""P023400 – Boost Pressure is Too High"" "
  • LI54.10-P-07407 Dec 2, 2021 · Service Bulletin/Repair Instructions
    Eco start/stop nonfunctional due to 12V battery
  • LI8860P073470 Aug 11, 2021 · Service Bulletin/Repair Instructions
    Fuel filler flap opens slowly/switch flashes/tank is bleeding instrument cluster warning
  • LI8285P070107 Aug 27, 2021 · Service Bulletin/Repair Instructions
    The Weather App will not populate local weather data based on current vehicle position.
  • LI8200P073331 Aug 10, 2021 · Service Bulletin/Repair Instructions
    Intermittently after bus sleep the lower control panel LCP and upper control panel UCP may be panel UCP may be inoperable.
  • LI9110P0633475 Nov 21, 2016 · Service Bulletin/Repair Instructions
    Map pocket on front seat backrest trim does not close.
  • LI8370P0644803 Aug 11, 2016 · Service Bulletin/Repair Instructions
    High voltage battery warning message in instrument cluster.
  • LI8285P0647651 Aug 25, 2016 · Service Bulletin/Repair Instructions
    Traffic information service and posibly the voice control, nonfunctional after navigation software update.
  • LI8285P0633424 Nov 29, 2016 · Service Bulletin/Repair Instructions
    Navigation system permanently displays "Activating".
  • LI8285P0633423 Aug 25, 2016 · Service Bulletin/Repair Instructions
    Navigation system permanently displays "Activating".
  • LI8285P0602587 Aug 29, 2016 · Service Bulletin/Repair Instructions
    Reset the customer-specific data and perform a software update of the AUDIO20 control unit.
Source: NHTSA manufacturer communications files.