2018 Mercedes-Benz C300 Seat belts Problems
- Complaints
- 1about this part
- Share
- 1%of 99 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the seat belts of the 2018 Mercedes-Benz C300, 1% of the 99 complaints for this model year. 1 recall campaign on record is filed under a similar system.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“I have noticed the driver seat belt not retracting after usage. Upon looking online I saw a post about a recall. Called local Benz dealership and BenzUSA customer service both said my Vin is not part of the specified recall.”
NHTSA complaint #11689895, filed 2025-09Related recalls
- 21V032000Jan 29, 2021Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2021 C300, 2017-2020 AMG C43, and AMG C63 vehicles. The front seat belts might not fully retract to…Covers: Mercedes-Benz C300 2017–2021, AMG C43 2017–2020, AMG C63 2017–2020
Related service bulletins
- 10151959Jul 23, 2018Seat belt extender toothed rack sluggish or makes noises
Seat belts: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2022 | 1 | 4% |
| 2019 | 5 | 7% |
| 2018 | 1 | 1% |
| 2017 | 21 | 10% |
| 2016 | 1 | 0% |
| 2015 | 2 | 1% |
| 2013 | 1 | 0% |
| 2012 | 1 | 0% |
| 2011 | 2 | 0% |
| 2010 | 5 | 1% |
| 2009 | 8 | 1% |
| 2008 | 22 | 3% |
Other parts of the 2018 Mercedes-Benz C300
34 complaintsOther or unknown
23 complaintsBody and structure
14 complaintsSteering
12 complaintsElectrical system
10 complaintsFuel system
10 complaintsAir bags
4 complaintsForward collision avoidance
4 complaintsVisibility (wipers, defrost, mirrors)
3 complaintsBrakes
2 complaintsExterior lighting
2 complaintsTires
2 complaints
← All problems reported for the 2018 Mercedes-Benz C300
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology