VehicleVerdict

2024 Mercedes-Benz C 300 problems

Verdict · NHTSA data

Limited data — recalls on file

NHTSA has just 18 complaints on file for the 2024 Mercedes-Benz C 300 — too few to judge reliability from owner reports alone — but 3 recall campaigns apply to this year, so any used example should have its VIN checked for completed recall work.

18

NHTSA complaints

3

Recalls

0

Investigations

5

Crash-involved

0

Fires reported

0

Injuries

0

Deaths

—

NCAP overall

How does 2024 compare to other C 300 years?

C 300 NHTSA complaints by model year, 2024 highlighted128 complaints2018: 128 complaints2019: 85 complaints2020: 46 complaints2021: 15 complaints2022: 39 complaints2023: 36 complaints2024: 18 complaints2025: 7 complaints2026: 1 complaints
C 300 NHTSA complaints by model year, 2024 highlighted. Red bars are years to avoid.

See all C 300 years to avoid →

What are the most common 2024 Mercedes-Benz C 300 problems?

ComponentComplaintsShare
Other317%
Driver Assistance317%
Electrical System317%
Brakes317%
Airbags211%
Transmission16%
Engine16%
Seats16%
Speed Control16%

Does the 2024 Mercedes-Benz C 300 have recalls?

3 NHTSA recall campaigns on file. Recall repairs are free at franchised dealers.

25V253000Seat BeltsMay 2, 2025 · 46 units

Defect

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.

Consequence

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.

24V115000Electrical SystemFebruary 16, 2024 · 31,848 units

Defect

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.

Consequence

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.

23V880000Fuel SystemDecember 21, 2023 · 79,676 units

Defect

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.

Consequence

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.

Consumer complaints filed with NHTSA

Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.

“ The vehicle appears to have experienced a braking system malfunction, possibly involving the brake-by-wire system, electronic stability control (ESC), or unintended acceleration event. When the brake pedal was fully depressed, the car suddenly and uncontrollably accelerated forward into a cinder…”

Complaint filed with NHTSA · Driver Assistance · July 30, 2025 · crash

“I was driving and all of a sudden a loud sound started occurring and the sound appeared to come from my breaks as if they were about to give out. The car is currently at Mercedes getting looked at. I’m concerned for my safety as I have taken this car in for two other issues in the last couple of…”

Complaint filed with NHTSA · Electrical System · June 14, 2024

“ The vehicle appears to have experienced a braking system malfunction, possibly involving the brake-by-wire system, electronic stability control (ESC), or unintended acceleration event. When the brake pedal was fully depressed, the car suddenly and uncontrollably accelerated forward into a cinder…”

Complaint filed with NHTSA · Brakes · July 30, 2025 · crash

“I was driving and all of a sudden a loud sound started occurring and the sound appeared to come from my breaks as if they were about to give out. The car is currently at Mercedes getting looked at. I’m concerned for my safety as I have taken this car in for two other issues in the last couple of…”

Complaint filed with NHTSA · Other · June 14, 2024

“Issue: Post-Airbag Deployment PCM Lockout Description: I am reporting a critical safety concern regarding the 2024 Mercedes-Benz C300. After an airbag deployment, the vehicle's Powertrain Control Module (PCM) is designed to automatically lock, preventing the engine from being restarted. While this…”

Complaint filed with NHTSA · Airbags · August 3, 2024 · crash

2024 Mercedes-Benz C 300 — common questions

Is the 2024 Mercedes-Benz C 300 reliable?

The record is thin — 18 NHTSA complaints — so owner-report data can't strongly confirm reliability either way, though 3 recalls should be verified as completed.

What are the most common 2024 C 300 problems?

According to NHTSA complaint data, the leading problem areas are other (3 complaints), electrical system (3 complaints), brakes (3 complaints).

Does the 2024 Mercedes-Benz C 300 have recalls?

Yes — NHTSA lists 3 recall campaigns affecting the 2024 Mercedes-Benz C 300. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Which Mercedes-Benz C 300 years should you avoid?

Based on complaint rates and open investigations, the C 300 years to avoid are 2018, 2019. The cleanest record among C 300 years belongs to 2026.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.