There are 1 stored owner reports matching the lighting leading-label group for the 2015 Mercedes-Benz S-Class in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 1 of 1 matching reports.
Open the full vehicle complaint log (all categories)I am reporting the headlights on my vehicle which will go "Light Inoperative" while driving, yes. Yes, I could not see down the road on a dark highway I had to pull over to gain my senses and get to safety clear of oncoming traffic. Yes, the issue has been inspected by the dealership Mercedes as well as a third party shop to indicate moisture in the lights which causes a malfunction. Yes, my vehicle has been inspected before a few years ago when it was involved in a head on collision with a dog. Yes, the dashboard issues the warning immediately that their is failure in the lightning system.---------The lights have been replaced multiple times along with computer modules. Mercedes is aware of the issue and multiple owners are reporting the same issue.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Aug 31, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.