2018 Mercedes-Benz C-Class recalls & complaints
Source: NHTSA, updated daily. Last checked 2026-10-19. Recalls apply to specific VINs — run your VIN to confirm.
Recalls: check by VIN
Useful for owners
- OBD2 code reader — see what the car's computer is reporting
- 2018 Mercedes-Benz C-Class owner's manual
Owner complaints filed with NHTSA
Most complained-about parts: Engine (40), Unknown Or Other (27), Body / structure (19), Steering (13), Electrical system (12).
Complaints are unverified reports from owners. A pattern (many complaints about the same part) matters more than any single one.
Read recent complaints (8)
09/16/2026 · Body / structure
Front roof panel came detached at hwy speed
08/28/2026 · Unknown Or Other
Sunroof causing dangerous pinch conditions. Roof tracks break and cause pinch areas with partial opening of roof
08/26/2026 · Body / structure
The contact owns a 2018 Mercedes-Benz C-300. The contact stated that while driving 70 MPH South on the interstate towards Miami, the front panel detached without warning. The contact pulled over to inspect the vehicle and became aware that the panel between the windshield and sunroof had detached. The contact stated that water started entering the vehicle f…
07/30/2026 · Body / structure
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 comp…
07/24/2026 · Suspension
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.
06/16/2026 · Unknown Or Other
Transmission failed, yes available for inspection Very bad safety issue Yes it has been confirmed by dealship Yes by the deanship Yes there was warning lamps that appeared in January 2026
06/10/2026 · Body / structure
****Please force Merces to recall all VIN's!******* NHTSA ID Number: 23V854000 1) Front glass roof panel came off while driving the car on the freeway. I didn't see or hear anything. When I got out of the car, I saw the entire piece has come off. This has caused my sunroof to malfunction, and it won't close now. I garage my car and barely drive it. I bough…
05/22/2026 · Body / structure
Mercedes-benz usa. llc (mbusa) is recalling certain 2014-2020 c-class, cla, gla, s-class. glc, and gle vehicles. please refer to mbusa's recall report for specific vehicle details. the front roof panel located between the windshield and the panoramic sunroof may not have been bonded correctly to the vehicle during a prior repair, allowing the front panel to…