Every record we hold for this vehicle, as plain tables, with nothing added. The consumer page shows the same records with the maintenance schedule, price ranges and nearby shops around them.
vehicle
2018 / mercedes-benz / c-class
known issues
7 clusters (reviewed 2026-08-26)
complaints
130 on file (2018-06-19 → 2026-09-16)
recalls
0
investigations
0
fars
19 occupant deaths, crash years 2010-2024 (legacy-code)
11640265 The engine light is on with only 35000 miles. Upon using an OBD2 scanner, error code P052e positive crankcase ventilation(PCV) malfunction was detected. It's a problem that I researched and noticed a lot of people having the same issue
11525844 Has 27000 miles out of warranty at 5 years. PCV code bad actuator. Looks like a common problem. Should be recalled
Front roof panel or sunroof detachmentSTRUCTURE13 complaints2020-07 → 2026-07mercedes-benz-c-class-2018-roof-panel-detachment
11681537 The contact owns a 2018 Mercedes-Benz C300. The contact stated that while driving approximately 60 MPH, a part of the panoramic roof towards the driver's side detached from the vehicle. The contact pulled over to inspect the vehicle
11586820 The contact owns a 2018 Mercedes-Benz C300. The contact stated while driving at approximately 65 MPH, there was a windy sound coming from the front of the vehicle. The contact then noticed the sound of an impact on the rear driver's side of the vehicle
11341232 THE SUNROOF SPONTANEOUSLY EXPLODED OUT OF NO WHERE. SOUNDED LIKE A SHOTGUN BLAST
Rear window bonding separation from convertible topVISIBILITY4 complaints2023-08 → 2025-06mercedes-benz-c-class-2018-rear-window-bonding
11617349 The contact owns a 2018 Mercedes-Benz C300. The contact stated that while driving at an undisclosed speed, the rear window glass which was not properly bonded had become loosened
11664906 The contact owns a 2018 Mercedes-Benz C300. The contact stated that after washing the vehicle, the contact became aware that the adhesive attaching the rear window to the convertible top had started to detach
11538137 Incorrect bonding of the rear window. The rear window bond is failing which is causing the window to detach from the convertible top
SOS emergency call system recall repair delayELECTRICAL SYSTEM, COMMUNICATION6 complaints2021-04 → 2023-03mercedes-benz-c-class-2018-sos-communication
11511208 The contact owns a 2018 Mercedes-Benz C300. The contact stated that after starting the vehicle, the S.O.S. Not Active message displayed. The contact was concerned that in the event of an emergency, the emergency services function would be inoperable
11475159 The contact owns a 2018 Mercedes-Benz C300. The contact stated that the SOS warning light was illuminated. Upon testing the SOS system, the contact stated that the system failed to operate as needed
11418776 The contact owns a 2018 Mercedes-Benz C300 4matic. The contact received notification of NHTSA Campaign Number: 21V058000 (Communication, Electrical System) however, the part to do the recall repair was not yet available
Tire blowouts and premature tread wearTIRES8 complaints2019-01 → 2025-05mercedes-benz-c-class-2018-tire-blowouts
11171194 I HAVE OWNED THE CAR FOR ABOUT 14 MONTHS AND DRIVEN JUST OVER 10,000 MILES DURING THAT TIME. I HAVE NOW HAD MY FIFTH FLAT OR DAMAGED FRONT TIRE SINCE OWNERSHIP OCCURRING ON BOTH DRIVER SIDE AND PASSENGER SIDE
11268993 TL* THE CONTACT OWNS A 2018 MERCEDES-BENZ C63S EQUIPPED WITH MICHELIN PILOT SPORT TIRES, SIZE: 285/30/ZR19 (NA). THE CONTACT STATED THAT THE FRONT PASSENGER TIRE BLEW OUT WHILE DRIVING 60 MPH
11196193 2 BLOWOUTS, 1 TIRE SHREDDED, 1 VALVE STEM LEAK. BLOW OUT AT 11, 800 MILES
Cracked piston or crankshaft requiring engine replacementENGINE7 complaints2022-01 → 2025-10mercedes-benz-c-class-2018-cracked-piston-engine
11695170 My vehicle only had 31,000 miles and I experienced engine failure. I bought a new engine for 16, 500. 00 dollars. Mercedes Benz did nothing
11478301 CRACKED PISTON AT 68K MILES The vehicle is very well maintained, only 68k miles, has had every oil change, only takes premium gas. I was driving it when the check engine light went on and the vehicle began shaking violently
11590907 Car needs an engine rebuild at 90K miles due to a cracked piston #1, a problem with a car that received regular oil change intervals and proper service should not have
Steering rack locknut recall parts unavailableSTEERING10 complaints2019-02 → 2021-07mercedes-benz-c-class-2018-steering-locknut-recall
11180352 RECALL LETTER STATES DEFECTIVE NUT IN STEERING COLUMN REPLACEMENT PART IS NOT AVAILABLE AND NO DATE IS GIVEN WHEN IT WILL BE AVAILABLE. LETTER WARNS IF THE PART (NUT)) CRACKS THERE IS A RISK OF A CRASH
11232247 I RECEIVED A LETTER FROM MERCEDES-BENZ USA, LLC IN JANUARY 2019 REGARDING A RECALL INVOLVING A LOCKNUT IN THE STEERING RACK WHICH MIGHT HAVE INTERNAL MATERIAL CRACKS AFFECTING MY MAKE/MODEL/YEAR OF CAR
11423998 While driving in a curved onramp connecting from one street to another the vehicle experienced a complete loss of steering ability which resulted in the vehicle continuing to move straight, off the pavement, and into a wall
FARS counts every occupant death in a fatal crash, whatever the cause — it does not mean the vehicle was at fault or defective. Counts are not adjusted for how many of each vehicle are on the road.
Cite this
Derived data is CC BY 4.0. Link back to the page you used. Text and BibTeX below.
Wrench.Pro (2026). 2018 Mercedes-Benz C-Class vehicle data [dataset]. https://www.wrench.pro/data/vehicles/2018/mercedes-benz/c-class
@misc{wrenchpro_2018_mercedes_benz_c_class_2026,
author = {Wrench.Pro},
title = {Wrench.Pro vehicle data: 2018 Mercedes-Benz C-Class},
year = {2026},
howpublished = {\url{https://www.wrench.pro/data/vehicles/2018/mercedes-benz/c-class}},
note = {Derived from NHTSA public records. CC BY 4.0.}
}
