2021 Mercedes-Benz Amg C63 S: Recalls, Problems & MPG
Here are the deets on the 2021 Mercedes-Benz Amg C63 S: 4 recalls, 1 owner complaint and up to 21 mpg combined.

Recalls
4 vehicle recalls from the manufacturer. Repairs are free. Check your VIN to see if one is still open on your car.
Seat belts, Airbags Vehicle recall #21V230000 · 2021 · 8,634 vehicles
What's wrong: Please refer to mbusa's recall report for specific vehicle model details. A faulty electrical contact within the seat position switch May prevent the driver and passenger air bags and seat belt force limiters from properly activating during a crash.
Why it matters: Air bags and seat belts that do not perform properly in a crash can increase the risk of injury.
The fix: Mbusa will notify owners, and dealers will replace the seat position switches, free of charge. Owner letters were mailed May 21, 2021.
Seats Vehicle recall #21V406000 · 2021 · 218 vehicles
What's wrong: The rear headrests May be incorrectly mounted to the seatbacks.
Why it matters: Incorrectly mounted headrests could move or detach from the seat during a crash, increasing the risk of injury.
The fix: Dealers will inspect the rear seatback guide bushings and replace them if necessary, free of charge. Owner notification letters were mailed July 16, 2021.
Backup camera Vehicle recall #22V232000 · 2022 · 126,443 vehicles
What's wrong: Please refer to mbusa's recall report for specific vehicle model details. The rearview camera May not display the rearview image due to a software error. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "rear visibility."
Why it matters: An inoperable rearview camera display reduces the driver's rear view, increasing the risk of a crash.
The fix: Dealers will update the rearview camera software, free of charge. Owner notification letters were mailed July 15, 2022.
Fuel system Vehicle recall #23V445000 · 2023 · 143,551 vehicles
What's wrong: 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.
Why it matters: A loss of drive power can increase the risk of a crash.
The fix: Dealers will replace the fuel pump, free of charge. Owner notification letters were mailed on June 14, 2024.
Most-reported problems
Owner complaints filed with NHTSA, by component. One complaint can list several components. 0 mention a fire, 0 injuries and 0 deaths were reported.
What owners describe
- Seat belts (1): no single recurring theme in the descriptions.
The 2021 Mercedes-Benz Amg C63 S has 1 owner complaints, ranking #2 of 5 Amg C63 S model years for complaints (2.5× the average Amg C63 S year). Neighboring years: 2020 (0 complaints, 3 recalls), 2022 (0 complaints, 1 recalls).
Engines & fuel economy (EPA)
| Engine | Transmission | Drive | City | Hwy | Comb. | Fuel |
|---|---|---|---|---|---|---|
| 4.0 L 8-cyl turbo | Automatic 9-spd | Rear-Wheel Drive | 17 | 26 | 21 | Premium |
Want the full repair deets? Get the factory manual.
Recall and complaint data tells you what goes wrong. A service manual tells you how to fix it: torque specs, wiring diagrams, fluid capacities and step-by-step procedures for the 2021 Mercedes-Benz Amg C63 S.
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Most $25–$78, one-timePro-shop repair procedures, wiring diagrams and TSBs for your exact car.
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FAQ
Does the 2021 Mercedes-Benz Amg C63 S have any recalls?
Yes. NHTSA lists 4 vehicle recalls for the 2021 Mercedes-Benz Amg C63 S. Recall repairs are free at any dealer, no matter how old the car is. Check your VIN at nhtsa.gov/recalls.
What are the most common 2021 Mercedes-Benz Amg C63 S problems?
Owners have filed 1 complaints with NHTSA. The most-reported areas are seat belts (1).
What gas mileage does the 2021 Mercedes-Benz Amg C63 S get?
EPA ratings run up to 21 mpg combined (4.0 L, Automatic 9-spd), across 1 engine and transmission combos.
Where can I get a 2021 Mercedes-Benz Amg C63 S repair manual?
eManualOnline sells downloadable manuals, Mitchell 1 DIY and ALLDATAdiy sell online access to factory repair data, and Haynes sells printed guides and online access. Pick a download if you want to keep it, or a subscription for wiring diagrams and TSBs.