2022 Mercedes-Benz C 300 problems, complaints & recalls

Updated from NHTSA data · How we count

Owners have filed 25 complaints with NHTSA about the 2022 Mercedes-Benz C 300, most often about driver assistance & safety tech. There are 9 recalls for this model year.

Complaints
25
Recalls
9
Crashes
1
Fires
0
Injuries
1
Median mileage
6,000 mi
at time of problem

Key facts

  • Driver Assistance & Safety Tech is the most-reported problem area, named in 9 of 25 complaints (36%).
  • Electrical System (7) and fuel, hybrid & EV propulsion (7) follow.
  • Half of the complaints that list mileage happened before 6,000 mi.
  • Owners reported 1 crash, 0 fires and 1 injury.
  • The 2022 Mercedes-Benz C 300 has 9 recalls on file.
  • It ranks 6th of 10 Mercedes-Benz C 300 model years by our severity-weighted complaint score (1st = worst).
  • That is 79% more complaints than the 2021 model year (14).

2022 Mercedes-Benz C 300 problems by category

  • Driver Assistance & Safety Tech · 1 crash
    9 complaints
  • Electrical System
    7 complaints
  • Fuel, Hybrid & EV Propulsion
    7 complaints
  • Seats & Seat Belts
    2 complaints
  • Brakes
    2 complaints
  • Other / Unknown
    2 complaints
  • Engine
    2 complaints
  • Steering
    1 complaints
  • Body & Structure
    1 complaints
  • Acceleration & Cruise Control
    1 complaints
  • Lighting
    1 complaints

A complaint can mention more than one problem area, so categories add up to more than the total.

Most-reported components

Component (as filed with NHTSA)Complaints
Electrical system7
Fuel/propulsion system4
Fuel system, gasoline3
Lane departure: blind spot detection3
Forward collision avoidance: warnings3
Forward collision avoidance: dynamic brake support/brake assist2
Back over prevention: warnings2
Engine2

When problems happen (mileage)

4Under 10k110k–30k30k–60k60k–100k100k–150k150k+
Mileage at the time of the problem, for 2022 Mercedes-Benz C 300 complaints that list mileage.

2022 Mercedes-Benz C 300 recalls (9)

  • Recall 26V481000Jul 24, 2026310,667 vehicles
    LATCHES/LOCKS/LINKAGES:DOORS:LOCK

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020-2021 CLA, 2019-2022 A-Class, 2022-2023 C-Class, 2024 CLE, 2020-2026 GLA/GLB, and 2023-2024 GLC vehicles. Please refer to MBUSA's recall report for specific model information. The micro-switch in the driver's door lock may corrode and fail to detect an open door, preventing the electronic parking brake or "Auto-Park" feature from engaging automatically. This may result in a vehicle rollaway.

    Risk: A vehicle rollaway increases the risk of a crash or injury.

    Remedy: Dealers will replace the driver's door lock, free of charge. Owner notification letters are expected to be mailed September 18, 2026. This will be a phased campaign, with the remedy becoming available in different phases based on model and model years. Owners may contact MBUSA customer service at 1-800-367-6372. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning July 31, 2026.

  • Recall 25V253000May 2, 202546 vehicles
    SEAT BELTS:FRONT

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022-2025 C 300, and 2023-2024 AMG C 43 vehicles. The driver-side seat belt cover may not be properly installed on the seat belt tensioner, which can cause the seat belt anchor to come loose.

    Risk: A loose seat belt may not properly restrain an occupant during a crash, increasing the risk of injury.

    Remedy: Dealers will inspect and repair the seat belt covers, as necessary, free of charge. Owner notification letters were mailed May 16, 2025. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2025040012.

  • Recall 24V446000Jun 14, 20241,058 vehicles
    ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022-2023 C 300 vehicles. The bolt securing the electrical wire to the pre-fuse box could be improperly tightened, causing the wire to overheat. MBUSA's number for this recall is 2024070005.

    Risk: An overheated wire can cause a fire and a sudden loss of drive power, increasing the risk of a crash.

    Remedy: Dealers will inspect and rework the wiring harness, as necessary free of charge. Owner notification letters were mailed August 2, 2024. Owner may contact MBUSA customer service at 1-877-496-3691.

  • Recall 23V880000Dec 21, 202379,676 vehicles
    FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2024 GLE, GLS, C-Class, E-Class, S-Class, SL, GLC, CLS, AMG GT, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle details. The fuel pump may shutdown, causing a loss of drive power.

    Risk: A loss of drive power can increase the risk of a crash.

    Remedy: Dealers will replace the fuel pump, free of charge. Owner notification letters were mailed on June 28, 2024. Owner notification letters will be mailed in phases, on February 23, 2024, April 19, 2024, June 28, 2024, August 9, 2024, October 1, 2024, and December 2, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. This recall is an expansion of NHTSA recall number 23V-445.

  • Recall 23V462000Jun 30, 20238,178 vehicles
    ELECTRICAL SYSTEM:WIRING

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022-2023 C300 and 2023 AMG C43 vehicles. The transmission wiring harness may be the incorrect length, which can result in harness damage and a loss of drive power.

    Risk: A loss of drive power can increase the risk of a crash.

    Remedy: Dealers will inspect and repair the transmission wiring harness routing, as necessary, free of charge. Owner notification letters were mailed August 18, 2023. Owners may contact MBUSA customer service at 1-800-367-6373. MBUSA's number for this recall is 2023070015.

  • Recall 23V463000Jun 30, 20231,558 vehicles
    ELECTRICAL SYSTEM:WIRING

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022-2023 C300 and 2023 AMG C43 vehicles. The ground connections for the electrical wiring harness may not be secured properly, which can result in the electrical wiring harness overheating.

    Risk: An overheated wiring harness can increase the risk of a fire.

    Remedy: Dealers will inspect and repair the ground connections for the electrical wiring harness, as necessary, free of charge. Owner notification letters were mailed August 11, 2023. Owners may contact MBUSA customer service at 1-800-367-6373. MBUSA's numbers for this recall are 2023070016, 2023070017, 2023070018, and 2024070016.

  • Recall 23V445000Jun 26, 2023143,551 vehicles
    FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2023 C-Class, E-Class, S-Class, CLS, SL, GT, GLC, GLE, GLS, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle details. The fuel pump may shutdown, which can result in a loss of drive power.

    Risk: A loss of drive power can increase the risk of a crash.

    Remedy: Dealers will replace the fuel pump, free of charge. Owner notification letters were mailed on June 14, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2023070012.

  • Recall 22V678000Sep 12, 20226,752 vehicles
    ELECTRICAL SYSTEM:WIRING: REAR COMPARTMENT/TRUNK

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022 C300 vehicles. Moisture accumulation in the trunk may leak into the signal acquisition module (SAM), causing an electrical short circuit.

    Risk: An electrical short circuit in the SAM could lead to various malfunctions, such as rear exterior lighting failure, unintentional rear seat folding, and rearview camera failure, increasing the risk of a crash or injury. In addition, an electrical short circuit might increase the risk of a fire.

    Remedy: Dealers will install a cover for the SAM, free of charge. Owner notification letters were mailed December 2, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022090011.

  • Recall 22V189000Mar 25, 20228,396 vehicles
    STEERING: STEERING WHEEL/HANDLE BAR

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2022 C-Class, E-Class, S-Class, SL, EClass Coupe/Convertible, CLS, AMG GT 4-doors Coupe, and EQS vehicles with a heated leather steering wheel. Due to a software error in the hand detection control unit, the hands-off detection might not detect when the driver's hands are away from the steering wheel when using the Active Distance Assist DISTRONIC system.

    Risk: Deactivated hands-off detection will prevent DISTRONIC system features from functioning, including warnings to grab the steering wheel and calling first responders as part of the Active Emergency Stop Assist, which can increase the risk of a crash or injury.

    Remedy: Dealers will update the hand detection control unit software for the DISTRONIC system, free of charge. Owner notification letters were mailed May 6, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022040010.

Recent 2022 Mercedes-Benz C 300 complaints

Excerpts of the newest owner complaints, lightly cleaned of personal details. Complaints are unverified owner reports.

  1. Filed Jun 18, 2026FLEngine
    Car fails to accelerate past 25 mph when entering roadway. Roadway area is 45mph and vehicle would not accelerate to reach safe levels. This out myself and occupants of my vehicle in danger as traffic is already at the 45+ mph limit. Vehicle has 30,000 miles. Engine light came on after incident.
    NHTSA complaint #11745068 · source
  2. Filed Jan 12, 2026MDCrashTowedDriver Assistance & Safety Tech
    Refer to Mercedes Complaint letter dated August 21, 2025. Refer to EDR report of the crash Mercedes Benz is claiming no responsibility for the failure of Active Brake Assist (ABA) during a frontal impact collision that resulted in the car total loss. The sensors also didn't work resulting in no alert to the driver and nothing recorded on the car camera system.
    NHTSA complaint #11710517 · source
  3. Filed Nov 19, 2025GAFuel, Hybrid & EV PropulsionAcceleration & Cruise Control
    1. The vehicle experienced a fuel injector failure, which is part of the engine fuel delivery system. This failure appears connected to an open Fuel System Control Unit Software Update Recall (Campaign [phone removed]) that has been open since May 2024 but was not performed on my vehicle, despite the vehicle being serviced at the dealership in January 2025 for other recall-related updates. The failed injector is still available for inspection upon request. 2. The vehicle…
    NHTSA complaint #11700351 · source
  4. Filed Mar 11, 2025NYDriver Assistance & Safety Tech
    All on a sudden the entire screen goes blank. It has happened at least 4 times and each time the service center does some patching and it works for a few month. When it happens, all the safety features are off including reverse camera. Also, no way to set the temperature or turn of the AC. In both cases, it can lead to significant damage. The recent incident happened when I was a very busy area and without any safety feature, the car was pretty much un-drivable.
    NHTSA complaint #11647755 · source
  5. Filed Dec 2, 2024CADriver Assistance & Safety Tech
    When starting vehicle, center screen of vehicle was completely off and dark. Moreover, with this screen being off, you are not able to control any of the vehicle functions such as AC, Maps, Radio, Rear Camera, etc. On the other hand, on the digital speedometer screen, a warning message states "Blind Spot Assist Inoperative" and when putting the vehicle in gear, a loud beep sounds within the car and then the next warning message appears that states, "PARKTRONIC" inoperative…
    NHTSA complaint #11628347 · source
  6. Filed Jun 3, 2024KYElectrical System
    The electronic system, specifically the battery, failed and it is available for inspection upon request. The persistent battery drain caused the vehicle to become inoperable multiple times, including an incident where I was stranded 200 miles from home with my wife and dog, posing significant safety risks. Yes, the defect has been confirmed by the dealership’s service center multiple times. The vehicle has been inspected by the dealership’s service technicians. Yes, the…
    NHTSA complaint #11592228 · source
  7. Filed Apr 29, 20246,000 miORBody & Structure
    The contact owns a 2022 Mercedes-Benz C300. The contact stated that while the vehicle was parked, the contact became aware that the seal had detached from the driver’s side front door. The contact stated that due to the failure, water entered the driver’s seat causing a short circuit in the electrical system. The vehicle was taken to a dealer and was determined to be a manufacturing defect. The vehicle was not repaired. The manufacturer was made aware of the failure and…
    NHTSA complaint #11585926 · source
  8. Filed Apr 26, 2024TXOther / Unknown
    I am attempting to submit a complaint against the Mercedes-Benz product and other auto manufacturers that follow this process. Mercedes provides no spare tire so this has been replaced by a "fix a flat" system that you can presumably use stop a tire air leak and then drive to a shop for repair. The fix a flat does not work when the tire is blown out or shredded so when this happens you are left with needing to have the vehicle towed to the dealership if using Mercedes'…
    NHTSA complaint #11585399 · source

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Source: U.S. National Highway Traffic Safety Administration (NHTSA) Office of Defects Investigation public data, as of Oct 11, 2026. Complaints are submitted by owners and are not verified by NHTSA or by us; a complaint does not prove a defect exists. View this vehicle on NHTSA.gov Methodology