Most common 2022 Mercedes-Benz C300 problems
Share of the 25 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Mercedes-Benz C300 complaints by model year
Best C300 years: 2014, 2021, 2020. Years to avoid: 2009, 2008. Compare all years →
2022 Mercedes-Benz C300 recalls (9)
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.
Remedy: Dealers will replace the driver's door lock, free of charge. Owner notification letters are expected to be mailed September 18, 2026.
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.
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.
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.
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.
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.
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,…
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.
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.
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.
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.
Show 3 more recalls
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.
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.
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.
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.
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.
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.
What 2022 Mercedes-Benz C300 owners say
Driver assistance
The contact owns a 2022 Mercedes-Benz C300. The contact stated that while driving approximately 40 MPH, the active brake assists erroneously activated, causing the vehicle to abruptly stop in the middle of the road, nearly causing a rear end collision by another vehicle. During the failure there were no vehicles or objects present in front of the vehicle to cause the active braking system to be activated. The vehicle was taken to the local dealer who was unable to determine the cause of the failure. The manufacturer was notified of the failure. The failure mileage was 4,500.
The contact owns a 2022 Mercedes-Benz C300. The contact stated while driving at unknown speeds, the active brake assist was not functioning properly. The brakes were applied without an object around the vehicle. There were no warning lights illuminated. The local dealer was contacted and scheduled an appointment. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 20,000.
Electrical system
The contact owns a 2022 Mercedes-Benz C300. The contact received notification of NHTSA Campaign Numbers: 23V445000 (Fuel System, Gasoline) and 23V462000 (Electrical System) however, the part to do the recall repairs were not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. Additionally, the contact stated that on several occasions, the vehicle failed to start. The contact stated that she had to wait for an undisclosed amount of time to restart the vehicle. An unknown warning light was illuminated. The contact then stated that while driving at an undisclosed speed, the vehicle hesitated and stalled. The contact was unable to restart the vehicle. The contact stated that she felt unsafe driving the vehicle and was concerned for her safety. The dealer was not notified of the failure. …
The contact owns a 2022 Mercedes-Benz C300. The contact received notification of NHTSA Campaign Number: 22V678000 (Electrical System) however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount time for the recall repair. The local dealer was notified of the recall notice and denied that there was a recall affiliated with the VIN. The manufacturer was notified of the issue, but no further assistance was provided. Additionally, the contact stated that an unknown warning light was illuminated. The vehicle was not diagnosed or repaired. The failure mileage was approximately 6,000. VIN tool confirms parts not available.
Fuel & propulsion system
The contact owns a 2022 Mercedes-Benz C300. The contact received notification of NHTSA Campaign Numbers: 23V445000 (Fuel System, Gasoline) and 23V462000 (Electrical System) however, the part to do the recall repairs were not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. Additionally, the contact stated that on several occasions, the vehicle failed to start. The contact stated that she had to wait for an undisclosed amount of time to restart the vehicle. An unknown warning light was illuminated. The contact then stated that while driving at an undisclosed speed, the vehicle hesitated and stalled. The contact was unable to restart the vehicle. The contact stated that she felt unsafe driving the vehicle and was concerned for her safety. The dealer was not notified of the failure. …
I recently received a notification from Mercedes-Benz concerning a safety defect in my vehicle, and to be honest, it's really concerning. The issue is with the fuel pump impeller in certain models, including mine. If this part malfunctions, it can cause the vehicle to suddenly lose power, potentially leading to accidents. Imagine driving on a highway and suddenly losing all drive power! The scariest part is that there's no immediate solution. They've informed me that the remedy isn't available yet and that they will contact me when it is. This has left me feeling unsafe every time I turn on the ignition. I'm sharing this because we might all be using our cars for trips or outings, and I believe it's crucial for everyone to be aware of the situation. I don't feel safe driving this care very time risking my life, and more over paying for damaged car Best regards, [redacted]
2022 Mercedes-Benz C300 engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined |
|---|---|---|---|
| 2.0L 4-cyl turbo hybrid | 9-speed automatic | RWD | 25 / 35 / 29 |
EPA ratings. Class: Compact car.
Frequently asked questions
Is the 2022 Mercedes-Benz C300 a good car?
Based on 25 owner complaints filed with NHTSA, the 2022 C300 rates average: about as many complaints as a typical year of the C300 at the same age. Complaint counts don't account for sales volume or individual maintenance, so have any used car inspected before buying.
What is the most common problem with the 2022 Mercedes-Benz C300?
The driver assistance — 9 complaints, 36% of all complaints for this model year, most often about warnings. Next are the electrical system (7) and fuel & propulsion system (7).
How many recalls does the 2022 Mercedes-Benz C300 have?
There are 9 recalls for the 2022 Mercedes-Benz C300, the most recent from July 24, 2026 (lock). Recall repairs are free at any authorized dealer — check whether yours has been done with the VIN recall check.
What are the best and worst years of the Mercedes-Benz C300?
The best years by complaints, compared at the same age, are 2014, 2021 and 2020. Years to avoid or approach with caution: 2009 and 2008. See the full Mercedes-Benz C300 years comparison.
At what mileage do 2022 Mercedes-Benz C300 problems happen?
The median mileage reported in complaints is about 6,000 miles; 100% of problems with a recorded mileage started before 50,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.