2021 Model Year

Mercedes-Benz S-Class

NHTSA Complaints & Reliability Data

Compare
Complaints
32
Recalls
0
Crashes
2
Severe
6

Recent Complaints

Latest owner reports

ELECTRICAL SYSTEM,EXTERIOR LIGHTING
Feb 2026

False warning message for right taillights/brake lights/signal light in rear lamp.

WHEELS
Jan 2026

Three wheels had rim a total of eight cracks that lead to one tire unable to hold air. Loss of air in tire can lead to crash. Mercedes service inspe...

UNKNOWN OR OTHER
Dec 2025

Car was in for recall Dec 7,2025 to Mercedes Benz of Rockville Centre service 110 Graham Avenue Hempstead Ny they are having difficulties with the re...

Exterior Lighting
Sep 2025

Adaptive High Beam Assist function on vehicle with Multibeam LED headlights with Digital Light System fail to detect ambient lighting properly. Conse...

WHEELS,UNKNOWN OR OTHER
Jun 2025

Excessive Tire failure on "AMG" 21 inch wheel and tires. Pirelli tires have replaced 4 tires in four months. cracks in side wall bubbling.

Tires
May 2025

I purchased this car as a certified pre-owned vehicle from Mercedes Benz in December 2024 with 14,000 miles on the odometer. This vehicle has factory...

WHEELS
Feb 2025

I purchased this vehicle used at a dealer in Virginia. I drove it home to Chelsea Alabama, outside Birmingham. After a couple of days, my front right...

WHEELS
Feb 2025

I’ve had to replace six tires due to blowouts from hitting small potholes, something I’ve never experienced in the past 40 years of driving other vehi...

VISIBILITY/WIPER,LANE DEPARTURE,FORWARD COLLISION AVOIDANCE
Jan 2025

While on the freeway, going approximately 70 mph, the vehicles onboard cameras all failed and I got a warning that said “camera dirty/unavailable/traf...

Engine
Dec 2024

The contact owns a 2021 Mercedes-Benz S580. The contact received notification of NHTSA Campaign Number: 24V704000 (ENGINE AND ENGINE COOLING); however...

VS

Vehicle Safety Research Team

Automotive Data Analysts

Independent researchers analyzing NHTSA data to help consumers make informed vehicle decisions.

Data updated: March 5, 2026

Summary

The 2021 Mercedes-Benz S-Class has 32 complaints and 0 recalls on record. The most commonly reported issue is WHEELS. 2 crash-related incidents have been reported.

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