IllustrationDT*: THE CONTACT STATED WHILE TRAVELING VARIOUS SPEEDS, THERE WAS A KNOCKING SOUND COMING FROM THE ENGINE COMPARTMENT. THE DEALERSHIP WAS UNABLE TO DUPLICATE THE PROBLEM. THE BRAKE PEDAL SHAKES WHILE DEPRESSED. THE DEALERSHIP DETERMINED THIS WAS NORMAL OPERATING CONDITIONS.
2006 Mercedes Benz C Class
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all C Class years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 7 of 9 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Tires. Review the 2 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Air Bags. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Electrical System. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports0 fire reports1 injury reports
Engine And Engine Cooling complaints
1 reportsOfficial recalls
208V303000 · Electrical System
Jul 7, 2008
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 & remedy
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.
05V560000 · Air Bags
Dec 20, 2005
CERTAIN PASSENGER VEHICLES EQUIPPED WITH SPORT MODEL STEERING WHEELS FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 208, "OCCUPANT CRASH PROTECTION." IN CERTAIN LOW RISK AIR BAG DEPLOYMENT TESTS CONDUCTED BY NHTSA, USING AN OUT-OF-POSITION UNBELTED 5TH PERCENTILE FEMALE CRASH TEST DUMMY, IRREGULARITIES WERE DEMONSTRATED INDICATING THAT OCCUPANTS MAY NOT BE PROPERLY PROTECTED IN A CRASH.
Consequence & remedy
Consequence: IN THE EVENT OF A CRASH, AN OCCUPANT MAY NOT BE PROPERLY RESTRAINED WHICH COULD RESULT IN INJURIES.
Remedy: DEALERS WILL INSTALL A NEW AIR BAG INFLATOR MODULE FREE OF CHARGE. THE RECALL BEGAN ON MARCH 15, 2006. OWNERS MAY CONTACT MERCEDES-BENZ AT 1-800-367-6372.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0No exact-year investigations in this snapshot.