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Data source: National Highway Traffic Safety Administration

  1. Home
  2. >Mercedes-Benz
  3. >S-Class
  4. >2018
  5. >Engine

2018 Mercedes-Benz S-Class Engine Problems

Engine complaints and recalls from NHTSA

Summary

The 2018 Mercedes-Benz S-Class has 6 NHTSA engine complaints and 0 engine-related recalls.

Problem Areas for the 2018 Mercedes-Benz S-Class

Engine
6Other
6Steering
5Brakes
4

6

Complaints

0

Recalls

0

Injuries Reported

Data source: National Highway Traffic Safety Administration (NHTSA) · Last updated April 9, 2026

All Engine Complaints

Date ↓ComponentSummary
Dec 9, 2025ENGINEExcessive engine oil lead from the back seal. Also, slow coolant leak. The car has a low mileage of ...
May 24, 2025ENGINEMy 2018 S560 Mercedes occasionally misfires upon acceleration. This has happened at six times over...
Sep 25, 2023ENGINEIgnition coil failed and cylinder 5 misfired. Car has less than 30K miles.
Sep 25, 2021ENGINEWalk Home Condition -I purchased a 2018 CPO Mercedes-Benz S560 on 8/20/21 from Knauz Continental Aut...
Apr 1, 2020ENGINE2018 MERCEDES BENZ S CLASS. CONSUMER WRITES IN REGARDS TO REWORK ENGINE OIL PLUGS SAFETY RECALL. *LD...
Aug 15, 2019ENGINETL* THE CONSUMER OWNED A 2018 MERCEDES-BENZ S560. AFTER DRIVING THE VEHICLE FOR APPROXIMATELY THREE ...

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2018 Mercedes-Benz S-Class Full Report→All Mercedes-Benz Models→