NHTSA Data Explorer
Mercedes-Benz C300
Data refreshed August 8, 2026
Select a model year to filter results to that year of the Mercedes-Benz C300.
Complaints
4,170
Active records
Recalls
71
Active records
TSBs
813
Active records
Filing history
Monthly totals over the last 20 years. Click a legend item to show or hide that series.
Reported severity
Based on consumer complaints filed since 2000. Recalls and TSBs do not include severity data.
Deaths
2
Injuries
142
Crashes
138
Fires
74
Top reported issues — Mercedes-Benz C300
Click a category to expand its values.
Condition issue
Operating state
Safety restraint issue
Reporting mechanism
Starting behavior
Thermal issue
Steering behavior
Lighting behavior
Smell
Noise
Fluid issue
Engine behavior
Braking behavior
Access/entry issue
Electrical issue
Performance issue
Safety restraint behavior
Driver assistance issue
Ride/handling behavior
Vibration/harshness
Transmission/drivetrain behavior
Powering on/off behavior
Recent change
Infotainment behavior
HVAC behavior
Wiper/washer behavior
Communication/network issue
Recent filings
The 10 most recent filings for each type.
2024 MERCEDES-BENZ C 300 4MATIC
Filed Aug 4, 2026
Dashboard reading incorrectly. Blackout screen while driving. Mileage incorrectly reading. Speed limit incorrectly reading while driving the Dashboard pick up the undercarriage camera. The electricity on the car keep popping up. I have been complaining over 1yr since I lease the vehicle they only offer to trade with me paying the expenses. Gas gage not reading correctly
2020 MERCEDES-BENZ C 300
Filed Aug 2, 2026
I own a 2020 Mercedes-Benz C300 equipped with a power trunk. On July 22, 2026, I took my vehicle to Annapolis Mercedes-Benz because the power trunk was repeatedly closing on its own while people were standing in the trunk opening. I specifically reported that the trunk was unexpectedly closing while I, my child, or another individual was loading or unloading the vehicle and expressed concern that someone could be injured. The dealership kept the vehicle for several hours but advised me that no…
2015 MERCEDES-BENZ C300
Filed Jul 30, 2026
Rear subframe rust has deemed the car unsafe to drive. Hitting a pot hole at high speed or any sudden stop could cause the subframe to collapse causing loss of control of car. Car is available for inspection upon request. Car was taken in for regular oil change and multi-point inspection when rust was noticed by mechanic at the dealership. Car is located in East TN not the snow belt. There have been recalls on similar models for the year prior, but this vin is not part of the recall and has…
2015 MERCEDES-BENZ C300
Filed Jul 30, 2026
The contact owns a 2015 Mercedes-Benz C300. The contact stated that while the vehicle was parked, the contact became aware that the panoramic roof failed to close as intended. The vehicle was taken to the dealer, where it was determined that the panoramic roof guide rails had failed. The contact was informed that the panoramic roof guide rails needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure, and a case was filed. The contact was informed that…
2018 MERCEDES BENZ C 300 4MATIC
Filed Jul 30, 2026
I have begun noticing symptoms of the adhesive failing, such as excessive wind noise coming from the front roof area and visible gaps/separation between the panel and the vehicle body. This poses a severe safety risk, as the panel could completely detach while driving and become a high-speed road hazard. No warning lights have appeared. The vehicle and component are available for inspection upon request.
2017 MERCEDES-BENZ C 300
Filed Jul 27, 2026
2017 Mercedes c300 the switchover valve in the diagnostic module of the evaporative emission control system is jammed open. This issue was called for recall for models 2018 or later, but 2017 was not part of it.
2018 MERCEDES BENZ C 300 4MATIC
Filed Jul 24, 2026
2018 Mercedes C300 - a hole rusted through the rear subframe causing structural safety concerns. This car has been routinely washed weekly and the frame should not have rusted through within only 8 years. This also led to a large repair bill.
2024 MERCEDES-BENZ C 300
Filed Jul 19, 2026
DRIVING A 2024 MERCEDES C300 ON THE FLORIDA TURNPIKE IN THE LEFT LANE AT 70 MPH THE ENGINE SUDDENLY SLOWED DOWN. WHILE THE VEHICLE SLOWED IN HEAVY TRAFFIC I WAS ABLE TO MERGE TO THE OUTSIDE LANE WHERE IT STOPPED. I CALLED MERCEDES EMERGENCY WHO SUGGESTED WAITING A WHILE AND TRY STARTING THE VEHICLE . AFTER A FEW MINUTES I WAS ABLE TO START THE VEHICLE AND DRIVE IT TO THE DEALER. THE DEALERS COMPUTER ACKNOWLEDGED THE STOPPAGE AND AFTER THREE WEEKS AND 500 MILES DRIVEN BY THE DEALER WAS NOT…
2024 MERCEDES-BENZ C 300
Filed Jul 9, 2026
While I am driving my car it will make a loud crackling sound then my screens go black and warning sounds go off! This is not normal and I read there are recalls but when I entered my vin# nothing came up. Not to mention since I bought the car last February, I have had nothing but issues with my AC turning off which that I have taken to the dealership with video proof and told it was a software update which did not fix the issue. i am paying way too much money for a newer vehicle and having…
2019 MERCEDES-BENZ C 300
Filed Jul 1, 2026
Throttle body and accelerator pedal position sensors failed. Component is available for inspection upon request. Independent service center confirmed failure on 1/3/2026 with 6 stored fault codes: P2101, P0122, P0222, P0123, P0223, P2135. Vehicle shuts off while driving without warning at various speeds. Loss of power steering and power brakes occurs when engine stalls, creating immediate risk of crash, injury or death to occupants and other drivers. Manufacturer customer service confirmed in…