2023 Mercedes-Benz AMG C43 problems, complaints & recalls

2023 Mercedes-Benz AMG C43 recalls (7)

• 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 24V371000May 24, 202418 vehicles
  ELECTRICAL SYSTEM:WIRING · SEATS

  Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023 AMG C43 4MATIC vehicles, equipped with AMG Performance seats. The seat wiring harness may be incorrectly routed, which can cause it to become damaged when the seat is fully reclined.

  Risk: A damaged wiring harness can prevent the air bags installed in the seats from deploying as intended during a crash, increasing the risk of injury.

  Remedy: Dealers will inspect and reroute the wiring harness, as necessary, free of charge. Owner notification letters were mailed July 12, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2024060009.

• Recall 24V115000Feb 16, 202431,848 vehicles
  ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

  Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023-2024 C300, AMG C43, S580e, S580, Maybach S580, Maybach S680, AMG SL43, AMGSL63, GLC300, EQE350, EQE500, EQS450, EQS580, AMG EQS, 2023 S500, AMG SL55, AMG EQE, 2024 E350, E450, AMG C63e S, CLE300 Coupe, CLE450 Coupe, and GLC300 Coupe vehicles. The 80-Amp fuses may have been manufactured incorrectly, which can cause the fuses to fail.

  Risk: An 80-Amp fuse that fails can result in a sudden loss of drive power or a loss of critical safety functions such as the restraint systems or instrument cluster, increasing the risk of a crash or injury. Additionally, there could be an increased risk of a fire.

  Remedy: Dealers will replace the main fuse boxes, free of charge. Owner notification letters were mailed April 5, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2024030008.

• 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.

Recent 2023 Mercedes-Benz AMG C43 complaints

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

1. Filed Sep 24, 2026CAEngineOther / Unknown

   My vehicle developed a coolant warning during normal road use. I had not experienced any known collision, crash, or unusual impact. I brought the vehicle to an authorized Mercedes-Benz dealer for inspection. The dealer diagnosed the problem as: “Front low-temperature cooler replacement – impact damage causing leak.” The repair estimate was approximately $2,385. The failed component is the front low-temperature cooler located directly behind the lower front grille. Based on…

   NHTSA complaint #11766731 · source
2. Filed May 5, 2026KSBrakesDriver Assistance & Safety TechOther / Unknown

   I am filing a safety complaint regarding my 2023 Mercedes-Benz AMG C43 4MATIC. The vehicle has approximately 23,000 miles. On multiple occasions, the vehicle has abruptly and violently applied the brakes and/or come to a near stop while I was driving on highways and side roads, even though there was nothing in front of me that should have triggered emergency braking. There was no vehicle, pedestrian, cyclist, object, or road hazard present that would justify this braking…

   NHTSA complaint #11735812 · source
3. Filed Feb 15, 20245,600 miAKBrakesSuspension

   The contact owns a 2023 Mercedes-Benz C43 AMG. While driving into a parking lot at a very slow speed, the braking system suddenly activated, and the vehicle shut off. After restarting the vehicle, the messages "Rear Axle Malfunction", "Active Braking System Limited" and "Inoperative" were displayed. The cause of the failure was not yet determined. The manufacturer and local dealer were notified of the failure. The failure mileage was 5,600.

   NHTSA complaint #11572056 · 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