NHTSA // SAFETY RECORD
2021 Mercedes-Benz S-Class Safety Record
The 2021 Mercedes-Benz S-Class has not been crash-tested by NHTSA, so it carries no Safety Index. Its federal safety record shows 0 recalls and 33 owner complaints on file.
Updated Oct 1, 2026 from NHTSA data · Reviewed by Ivanna Verstliar
CRASH
DATANot crash-tested
The 2021 Mercedes-Benz S-Class has not been subjected to NHTSA's crash-test program. Without federal crash-test ratings, no Safety Index can be computed, and no star ratings are available to assess its crashworthiness. The federal record shows a light recall and complaint burden: there are no open recall campaigns on file and 33 unverified owner complaints. While these data points are informative, the absence of crash-test results prevents any definitive verdict on the vehicle's crash safety performance.
The 2021 Mercedes-Benz S-Class was not crash-tested by NHTSA, carries zero recall campaigns on file, and falls in the Light recall and complaint burden band according to federal NHTSA data.
MotorCaliber Safety Desk // NHTSA data, verified Oct 1, 2026
- shoppers who want the full federal safety picture in one place
| NHTSA crash test | Not crash-tested |
|---|---|
| Recall and complaint burden | Light |
| Recalls on file | 0 |
| Owner complaints | 33 (unverified allegations) |
| Data verified | Oct 1, 2026 |
ANALYSISHow safe is the 2021 Mercedes-Benz S-Class?
The 2021 Mercedes-Benz S-Class recorded 33 unverified owner complaints, including allegations of 3 injuries and 1 death. These serious claims warrant attention, despite their unverified status. The Electrical System category leads complaints with 10 reports, followed by Wheels at 6, and both Forward Collision Avoidance and Engine and Engine Cooling with 5 each. This model year has no recalls. No crash-test data is available for the 2021 S-Class, nor are there tested sibling years in federal records for comparison. The vehicle's classification in the "Light" administrative burden band reflects only a low volume of complaints and recalls, not an assessment of its crash safety performance.
NHTSA // RECALLSDoes the 2021 Mercedes-Benz S-Class have any recalls?
The 2021 Mercedes-Benz S-Class has zero recall campaigns on file with NHTSA. There are no affected components, no park-outside advisories, and no do-not-drive notices associated with this model year in the federal recall record.
NHTSA // COMPLAINTSWhat do owners report about the 2021 Mercedes-Benz S-Class?
NHTSA has received 33 unverified owner complaints for the 2021 S-Class. The most frequently alleged problem areas are the Electrical System, Wheels, Forward Collision Avoidance, and Engine and Engine Cooling. These are consumer allegations only and have not been independently verified.
33 owner complaints on file. These are unverified allegations reported to NHTSA.
USED BUYERWhat should used buyers know about the 2021 Mercedes-Benz S-Class?
Any used 2021 S-Class shopper should run the specific vehicle's VIN through the NHTSA recall lookup at nhtsa.gov before purchase to confirm no open recall is outstanding on that unit. Open recall status is VIN-specific and cannot be assumed from fleet-level data.
- NHTSA has no crash-test result for the 2021 S-Class specifically, meaning no star ratings or Safety Index score exists for this model year in the federal record.
- Zero recall campaigns are on file for the 2021 model year, giving it a clean recall slate at the fleet level, though VIN-level status should always be confirmed at nhtsa.gov.
- The 33 unverified complaints include allegations of 3 injuries and 1 death, making the Forward Collision Avoidance and Electrical System complaint clusters worth scrutiny despite the overall Light burden band.
- No tested sibling years of this model exist in the NHTSA record to offer a comparative crash-safety data point for shoppers evaluating this generation.
FAQ2021 Mercedes-Benz S-Class safety questions
Was the 2021 Mercedes-Benz S-Class crash-tested by NHTSA?
No. NHTSA has not run a New Car Assessment Program crash test on this configuration, so it carries no Safety Index. Its safety record here is built from 0 recalls and 33 owner complaints on file.
How many recalls does the 2021 Mercedes-Benz S-Class have?
According to NHTSA recall data, no vehicle recalls are on file for the 2021 Mercedes-Benz S-Class as of Oct 1, 2026. Equipment recalls, if any, are excluded from the Safety Index. Run your VIN through NHTSA's recall lookup to confirm the status is current.
How many complaints have owners filed about the 2021 Mercedes-Benz S-Class?
According to NHTSA's complaint database, 33 owner complaints are on file for the 2021 Mercedes-Benz S-Class. These are unverified allegations submitted by owners, not confirmed defects, and include reports involving a crash.
Cross-check this record against independent expert reviews and the live NHTSA database before you buy.
Other S-Class years
- DATA Pulled directly from NHTSA: the recallsByVehicle and complaintsByVehicle records for the Mercedes-Benz S-Class 2021.
- SCORE This configuration was not crash-tested by NHTSA, so it carries no Safety Index. We report its recall and complaint record only.
- EDITED Written by the MotorCaliber Safety Desk and reviewed for accuracy and plain-language clarity by Ivanna Verstliar, Editor, against the source figures on this page.
- VERIFIED Data last synced Oct 1, 2026. Recalls change; confirm your VIN at nhtsa.gov/recalls. See our corrections policy and disclosure.