VehicleVerdict

2006 Mercedes-Benz M-Class problems

Verdict · NHTSA data

Limited data — recalls on file

NHTSA has just 18 complaints on file for the 2006 Mercedes-Benz M-Class — too few to judge reliability from owner reports alone — but 2 recall campaigns apply to this year, so any used example should have its VIN checked for completed recall work.

18

NHTSA complaints

2

Recalls

0

Investigations

1

Crash-involved

0

Fires reported

0

Injuries

0

Deaths

—

NCAP overall

How does 2006 compare to other M-Class years?

M-Class NHTSA complaints by model year, 2006 highlighted32 complaints1998: 6 complaints1999: 28 complaints2000: 32 complaints2001: 9 complaints2002: 5 complaints2003: 12 complaints2004: 0 complaints2006: 18 complaints2007: 3 complaints2008: 1 complaints2009: 1 complaints
M-Class NHTSA complaints by model year, 2006 highlighted. Red bars are years to avoid.

See all M-Class years to avoid →

What are the most common 2006 Mercedes-Benz M-Class problems?

ComponentComplaintsShare
Steering422%
Engine422%
Transmission422%
Electrical System211%
Speed Control16%
Suspension16%
Seats16%
Visibility & Wipers16%

Does the 2006 Mercedes-Benz M-Class have recalls?

2 NHTSA recall campaigns on file. Recall repairs are free at franchised dealers.

08V303000Electrical SystemJuly 7, 2008 · 404 units

Defect

MERCEDES-BENZ IS RECALLING MY 2006-2008 M-CLASS, R-CLASS, MY 2005-2009 SLK-CLASS, MY 2005-2008 C-CLASS, MY 2003-2004 AND 2006-2008 CLK-CLASS, MY 2003-2008 E-CLASS, MY 2004 AND 2008 CL-CLASS, MY 2008 CLS-CLASS, MY 2004 AND 2007-2008 S-CLASS, MY 2003 G-CLASS, AND MY 2003-2004, 2006 AND 2009 SL-CLASS VEHICLES. A SOFTWARE CALIBRATION NUMBER (SCN) CODING RECEIVED ON THE AFFECTED VEHICLES DURING A RECENT WORKSHOP VISIT WAS INCORRECT. DEPENDING ON THE MODEL YEAR AND MODEL AFFECTED, THE RESULTS OF AN INCORRECT SCN CODING CAN AFFECT A NUMBER OF VEHICLE SAFETY AND EMISSION FUNCTIONS INCLUDING THE FOLLOWING TYPES OF FUNCTIONS: (1) THE FUEL GAUGE READINGS MAY BE INCORRECT; (2) A STUCK FUEL-LEVEL SENSOR MAY NOT BE DISPLAYED IN THE INSTRUMENT CLUSTER; (3) THE OBD SYSTEM MAY CAUSE THE CHECK ENGINE LIGHT TO ILLUMINATE INCORRECTLY; AND, (4) THE SPEEDOMETER MAY BE OUT OF TOLERANCE.

Consequence

IN THE EVENT OF A VEHICLE CRASH, THE ELECTRICAL FUEL PUMP MAY NOT RECEIVE A CRASH SIGNAL THAT IS REQUIRED FOR THE FUEL PUMP TO DISCONNECT AND PREVENT FUTURE FUEL DELIVERY AS DESIGNED.

Remedy

DEALERS WILL RECODE THE SCN FREE OF CHARGE. THE RECALL BEGAN ON AUGUST 30, 2008. OWNERS MAY CONTACT MERCEDES-BENZ AT 1-800-367-6372.

05V224000SteeringMay 16, 2005 · 7,191 units

Defect

ON CERTAIN PASSENGER VEHICLES, A HOSE CLAMP THAT SECURES THE POWER STEERING FLUID COOLING HOSE TO THE POWER STEERING FLUID COOLER MAY NOT PROVIDE SUFFICIENT CLAMPING FORCE FOR THIS CONNECTION.

Consequence

A LOSS OF POWER STEERING FLUID CAN DAMAGE THE POWER STEERING PUMP AND MAY RESULT IN DIMINISHED POWER ASSIST FOR STEERING WHICH COULD LEAD TO A CRASH.

Remedy

DEALERS WILL REPLACE THE POWER STEERING HOSE CLAMP FREE OF CHARGE. THE RECALL BEGAN ON MAY 17, 2005. OWNERS MAY CONTACT MERCEDES-BENZ AT 1-800-367-6372.

Consumer complaints filed with NHTSA

Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.

“DT: 2006 MERCEDES ML350. VEHICLE SURGES WHEN STARTING/ PULLING OUT AND COMING TO A STOP. . THE DEALERSHIP HAS VEHICLE FOR FIVE WEEKS AND THEY STILL HAVEN'T FOUND THE PROBLEM. THIS PROBLEM STARTED OCCURRING AFTER TWO WEEKS AFTER PURCHASE. NO ACCIDENTS HAVE OCCURRED. *AK”

Complaint filed with NHTSA · Transmission · August 14, 2005

“THE STEERING PUMP WAS DAMAGED BY A LEAK. I PREVIOUSLY BROUGHT THE CAR IN COMPLAINING THERE WAS A LOUD WHIRRING NOISE. I WAS TOLD THE PROBLEM WAS RESOLVED. THEN THIS PROBLEM BEGAN AGAIN, I FOUND THERE WAS A RECALL ON THE NHTSA WEBSITE. BROUGHT THE CAR BACK TO THE DEALER AND WAS DENIED REPAIR OR THAT…”

Complaint filed with NHTSA · Steering · November 26, 2009

“DT: 2006 MERCEDES ML350. VEHICLE SURGES WHEN STARTING/ PULLING OUT AND COMING TO A STOP. . THE DEALERSHIP HAS VEHICLE FOR FIVE WEEKS AND THEY STILL HAVEN'T FOUND THE PROBLEM. THIS PROBLEM STARTED OCCURRING AFTER TWO WEEKS AFTER PURCHASE. NO ACCIDENTS HAVE OCCURRED. *AK”

Complaint filed with NHTSA · Engine · August 14, 2005

“WHILE DRIVING A BRAND NEW 2006 ML-350, THE CAR SUDDENLY SHUT DOWN IN THE MIDDLE OF THE ROAD. ALL THE WARNING LIGHTS CAME ON. IT DISPLAYED THE FOLLOWING MESSAGE: ESP MALFUNCTION, HEADLIGHT MALFUNCTION, SPEEDTRONIC INOPERATIVE. TRIED TO RESTART THE CAR, WITH NO LUCK. HAD TO WAIT FOR 20 - 25 MINUTES…”

Complaint filed with NHTSA · Electrical System · November 27, 2005

“THE VEHICLE SAFETY SYSTEMS FAILURES ARE DETAILED BELOW: DOT SAFETY RECALL FOR POWER STEERING CLAMP REPAIRED BY MBM IN JULY CATASTROPHIC FAILURE OF POWER STEERING SYSTEM OCCURRED ~ 2 WEEKS LATER WHILE ROUNDING A CORNER WITH 4 OTHER FAMILY MEMBERS, BARELY AVOIDED A HEAD-ON COLLISION. VEHICLE TOWED TO…”

Complaint filed with NHTSA · Visibility & Wipers · October 15, 2005

2006 Mercedes-Benz M-Class — common questions

Is the 2006 Mercedes-Benz M-Class reliable?

The record is thin — 18 NHTSA complaints — so owner-report data can't strongly confirm reliability either way, though 2 recalls should be verified as completed.

What are the most common 2006 M-Class problems?

According to NHTSA complaint data, the leading problem areas are transmission (4 complaints), steering (4 complaints), engine (4 complaints).

Does the 2006 Mercedes-Benz M-Class have recalls?

Yes — NHTSA lists 2 recall campaigns affecting the 2006 Mercedes-Benz M-Class. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Which Mercedes-Benz M-Class years should you avoid?

Based on complaint rates and open investigations, the M-Class years to avoid are 2000. The cleanest record among M-Class years belongs to 2004.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.