Reliability & cost of ownership
Mercedes Benz E420 Reliability & Common Problems
How reliable is the Mercedes Benz E420? Compare every model year side by side — NHTSA recalls, owner complaints, and crash-test stars — then open the year you're shopping for a full reliability and repair-cost forecast.
Mercedes Benz E420 problems by model year
0 recall entries and 5 owner complaints on file across 1 model year, sourced from the federal NHTSA database.
| Year | Recalls | Complaints | NCAP stars | Full report |
|---|---|---|---|---|
| 1997 E420 | 0 | 5 | No NCAP test | Reliability forecast → |
Most-complained-about components
Owner complaints filed with NHTSA against the Mercedes Benz E420, grouped by the component each complaint names — the fastest read on where this model gives trouble.
- electrical system4 complaints
- seat belts1 complaint
- fuel/propulsion system1 complaint
- power train1 complaint
- exterior lighting1 complaint
- engine and engine cooling1 complaint