Home · 2023 Mercedes-benz S-class Phev · Complaints

What 12 owners told NHTSA about the 2023 Mercedes-benz S-class Phev

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 (12)Crash / fire / injury (2)Driver assistance (5)Electrical system (3)Tires (3)Body & structure (2)Fuel system (2)Speed control (2)Backup camera & sensors (1)Brakes (1)Wheels (1)

1 of 12 complaints match · Wheels · clear filters

Jun 16, 2023Wheels

2nd issue with objects in tire and losing air. There are known issues with this new model and the combination of the 21"rim, new model series, and Pirelli tire. Additional consumer issues can be found at: https://mbworld.org/forums/s-class-w223/845213-those-experienced-tire-blowouts-21n-pirellis.html

NHTSA ODI 11527388

Working with the data? Download all 12 complaints as CSV · fetched from NHTSA July 21, 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 2023 Mercedes-benz S-class Phev verdict →