Menu

2017 Mercedes-Benz C450Problems, recalls & complaints

NHTSA has logged 3 owner complaints about the 2017 Mercedes-Benz C450, most often about the visibility/wiper. It is covered by 1 safety recall, and for recall 17V-114 the manufacturer reports only 98% of affected cars repaired.

–
CarFlaw IndexNot enough dataHigher is better (0–100)
Safety recalls1Lowest repair rate 98%Owner complaints30 with a crash, fire or injuryTop problem1Visibility/wiper

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through September 2, 2024. Updated daily.

Complaints by system

Where the 2017 Mercedes-Benz C450 has problems

3 complaints grouped by the system owners reported.

Box size = number of complaints naming that system. Darker = larger share. One complaint can name more than one system.
Complaints by system
SystemComplaintsCrash, fire or injury
Visibility/wiper10
Wheels10

Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.

1 recall

2017 Mercedes-Benz C450 recalls and how many were fixed

Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.

98%repaired · 2018 Q4

Electrical system: starter assembly

Recall 17V-114 · Feb 23, 2017 · 307,629 vehicles · 300,012 repaired

Risk. If the starting current limiter overheats, the surrounding components can melt, increasing the risk of a fire.

Problem, fix and repair progress →

Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Mercedes-Benz.

Best & worst years

2017 vs. every other C450 year

Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the C450 median. How we score

'16'17
  • Avoid
  • Caution
  • Solid
  • Best
  • Not rated
1 investigation

NHTSA defect investigations

Federal investigations that included the 2017 Mercedes-Benz C450, and the recalls they led to.

  1. Desiccated Air Bag Inflator RuptureEA21002 · still open
    Open
In owners' words

What C450 owners report

Recent visibility/wiper complaints filed with NHTSA, shortened. Personal details are removed.

- windshield, and I had Satellite repair it through an insurance claim because it was urgent for my safety. - the windshield and its adhesive never bonded together making the windshield structurally unsafe and if I would have gotten into an accident then my vehicles airbags would have not deployed…
Complaint 11554961 · Nov 13, 2023

Own a 2017 C450?

Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.