1998 Mercedes Benz ML320
Not enough comparison years on file yet for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
COMPLAINTS PER YEAR
View as data table
| Year | Complaints |
|---|---|
| 1998 | 133 |
| 1999 | 125 |
| 2000 | 166 |
| 2001 | 136 |
| 2002 | 88 |
| 2003 | 22 |
| 2005 | 5 |
| 2006 | 1 |
| 2007 | 16 |
| 2008 | 21 |
| 2009 | 28 |
KNOWN PROBLEM AREAS
Percentages can add to more than 100% -- a complaint can name more than one system.
24% of complaints: engine and engine cooling — 32 distinct reports on file, most commonly citing belts and associated pulleys and engine.
INJURYShow complaint excerpts
TL* THE CONTACT OWNS A 1998 MERCEDES BENZ ML320.
NHTSA ODI report, 20120514
17% of complaints: electrical system — 23 distinct reports on file, most commonly citing switch and front underhood.
CRASH FIRE INJURY15% of complaints: visibility — 20 distinct reports on file, most commonly citing power window devices and controls and sun/moon roof assembly.
INJURY13% of complaints: service brakes — 17 distinct reports on file, most commonly citing hydraulic.
CRASH FIRE INJURYShow complaint excerpts
THE BRAKING SYSTEM FAILED AND WORKED AGAIN AFTER SOME PUMPING AND COASTING TO AVOID COLLISION. THE CAR THEN CAUGHT ON FIRE. *TR
NHTSA ODI report, 20120909
11% of complaints: fuel system, gasoline — 15 distinct reports on file, most commonly citing fuel pump and tank assembly.
CRASH INJURYShow complaint excerpts
ML320 FUEL PUMP FAILED, CAUSING CRASH INTO OTHER VEHICLE. MBZ ROADSIDE ASSISTANCE WAS CALLED TWICE AND CLAIMED NO RECORD OF 1ST CALL 4 HOURS EARLIER.
NHTSA ODI report, 20031211
SAFETY TIMELINE
No recalls on file for this model year.
ENGINE CRANKSHAFT PULLEY FAILURE
BUY-SMART CHECKLIST
1998 Mercedes Benz ML320 — pre-purchase inspection
- Test/inspect for engine and engine cooling issues (32 reports on file for this year).
- Test/inspect for electrical system issues (23 reports on file for this year).
- Test/inspect for visibility issues (20 reports on file for this year).
FAQ
Is the 1998 Mercedes Benz ML320 reliable?
There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
What are the most common problems with the 1998 Mercedes Benz ML320?
The most-reported component is engine and engine cooling, accounting for 24% of complaints on file.
How many recalls does the 1998 Mercedes Benz ML320 have?
No recalls are on file for this model year.
Data updated 2026-09-16 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.