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What 1 owners told NHTSA about the 2020 Mercedes-benz S 560 4matic

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (1)

Newest first · 1 complaints

May 7, 2026

While I was driving on the freeway, I heard what sounded like a gunshot. I slowed down and exited the nearest exit. After checking my vehicle windows and seeing no damage, I got out of my car and noticed the front sunroof panel glass had shattered. I am not sure how this can happen.

NHTSA ODI 11736396

Working with the data? Download all 1 complaints as CSV · fetched from NHTSA July 20, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2020 Mercedes-benz S 560 4matic verdict →