1998 Mercedes Benz M Class
Only 5 complaints on file — too few 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.
Only 5 complaints on file — too few for a fair verdict. The data below is complete but unranked.
COMPLAINTS PER YEAR
View as data table
| Year | Complaints |
|---|---|
| 1998 | 5 |
| 1999 | 18 |
| 2000 | 25 |
| 2001 | 5 |
| 2002 | 5 |
| 2003 | 10 |
| 2004 | 0 |
| 2008 | 1 |
KNOWN PROBLEM AREAS
Only 5 complaints on file for this model year -- too few to rank by share. Raw counts only, below.
1 of 5 total reports mentions: structure.
Show complaint excerpts
ON DECEMBER 29TH WHILE TRAVELING WITH MY FAMILY ON I-77 NORTH IN VIRGINIA THE METAL SUNROOF WIND DEFLECTOR ON MY 1998 MERCEDES ML320 COMPLETELY AND WITHOUT WARNING BROKE OFF AND FLEW INTO THE PATH OF SEVERAL AUTOMOBILES.
NHTSA ODI report, 20030102
1 of 5 total reports mentions: structure.
Show complaint excerpts
REAR DOOR LOCK FAILED. YH
NHTSA ODI report, 20000322
1 of 5 total reports mentions: steering.
1 of 5 total reports mentions: power train.
CRASHShow complaint excerpts
WHILE PULLING INTO A PARKING SPOT IN A SHOPPING CENTER AND GOING ABOUT 5 MILES PER HOUR, SUDDENLY THE ACCELERATOR WENT TO THE FLOOR AND I CRASHED INTO 2 CARS. LUCKILY, I WAS NOT HURT AND THE DAMAGE TO THE 3 CARS WAS SLIGHT BUMPER DAMAGE.
NHTSA ODI report, 20091018
1 of 5 total reports mentions: engine and engine cooling.
Show complaint excerpts
THE CRANKSHAFT HARMONIC BALANCER PULLEY OF MY MERCEDES ML 320 GAVE OUT ON ME WHILE I WAS DRIVING. THE BELT STARTED TO BURN.
NHTSA ODI report, 20040315
SAFETY TIMELINE
VEHICLE DESCRIPTION: SPORT UTILITY VEHICLES. THE CERTIFICATION LABEL ON THESE VEHICLES FAIL TO COMPLY WITH THE LABELING REQUIREMENTS OF PART 567, "CERTIFICATION."
Remedy: DEALERS WILL SEND A REPRESENTATIVE TO THE OWNER'S HOME AND REMOVE THE NON-COMPLIANCE LABEL AND REPLACE THIS WITH A LABEL WHICH IS IN COMPLIANCE.
Campaign 98V090000 — check if this car was fixed
VEHICLE DESCRIPTION: SPORT UTILITY VEHICLES. THE LATCHING MECHANISM ON THE SEAT BELT ASSEMBLY WAS NOT ASSEMBLED CORRECTLY. IF THE PLASTIC COVER IS LOOSE DURING THE ENGAGEMENT OF THE BUCKLE TONGUE TO
Remedy: DEALERS WILL INSPECT THE SEAT BELT BUCKLES. IF EITHER THE DRIVER OR FRONT PASSENGER SEAT BELT BUCKLE IS FOUND TO BE DEFECTIVE, IT WILL BE REPLACED.
Campaign 99V328000 — check if this car was fixed
ON CERTAIN PASSENGER VEHICLES, THE HOSE CLAMP USED TO SECURE THE POWER STEERING FLUID COOLING HOSE TO THE POWER STEERING FLUID COOLER MAY NOT PROVIDE SUFFICIENT CLAMPING FORCE FOR THIS CONNECTION.
Remedy: DEALERS WILL INSTALL A NEW HOSE CLAMP ON THE POWER STEERING HOSE TO THE POWER STEERING COOLER. DURING CLAMP REPLACEMENT, THE POWER STEERING COOLING HOSE WILL BE INSPECTED AND REPLACED AS NECESSARY.
Campaign 03V121000 — check if this car was fixed
ENGINE CRANKSHAFT PULLEY FAILURE
POWER STEERING HOSE LEAK
MERCEDES-BENZ IS RECALLING 125,228 MY 1998-2004 M-CLASS VEHICLES. THE HOSE CLAMP USED TO SECURE THE POWER STEERING FLUID COOLING HOSE TO THE POWER STEERING FLUID COOLER MAY NOT PROVIDE SUFFICIENT CLA
Remedy: AN EARLIER RECALL REPAIR PERFORMED ON THESE VEHICLES MAY NOT BE SUFFICIENT TO PREVENT A FUTURE LEAKAGE OR FAILURE OF THE POWER STEERING HOSE CONNECTION (PLEASE SEE 03V121). SINCE IT IS NOT POSSIBLE T
Campaign 08V465000 — check if this car was fixed
BUY-SMART CHECKLIST
1998 Mercedes Benz M Class — pre-purchase inspection
- Test/inspect for structure issues (1 reports on file for this year).
- Test/inspect for structure issues (1 reports on file for this year).
- Test/inspect for steering issues (1 reports on file for this year).
- Verify recall 98V090000 (equipment) has been completed.
- Verify recall 99V328000 (seat belts) has been completed.
- Verify recall 03V121000 (steering) has been completed.
- Verify recall 08V465000 (steering) has been completed.
FAQ
Is the 1998 Mercedes Benz M Class 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 M Class?
The most-reported component is structure:body:roof and pillars, accounting for 20% of complaints on file.
How many recalls does the 1998 Mercedes Benz M Class have?
4 recalls on file for this model year.
Data updated 2026-07-11 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.