2006 Mercedes-Benz CLS500 Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 2006 Mercedes-Benz CLS500, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Fuel system2330.7%
- Brakes2330.7%
- Driver assistance68.0%
- Airbags56.7%
- Other / unspecified45.3%
- Powertrain (other)34.0%
- Electrical34.0%
- Engine22.7%
- Tires & wheels22.7%
- Visibility11.3%
- Interior & seats11.3%
- Suspension11.3%
- Transmission11.3%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Fuel system
Reports naming fuel storage or delivery — tanks, pumps, lines, injectors and fuel leaks.
From owner reports, verbatim
VERY STRONG GAS SMELL INSIDE THE CAR AND OUTSIDE THE CAR. GAS LEAKING ON THE FLOOR FROM GAS TANK AREA.
BOUGHT THE 2006 CLS 500 2 YEARS AGO, SINCE THAT SECOND DAY I HAVE ISSUES WITH SBC MODULE, I CALL MB DEALER THEY TOLD ME MY CAR WAS OUT OF WARRANTY, SINCE THE PRODUCTION DATE WAS 2004, OKAY AFTER THAT I TRY SEVERAL OTHER MECHANICS AND NOBODY HAVE THE STAR TOOL TO FIX UP, THE CAR IS NOT SAFE TO DRIVE AND I CONTINUE TAKE THE RISK COUPLE MONTHS UNTIL THE FUEL LINE STARTS LEAK ON THE PUMP, THIS COULD GENERATE A SPARK AND BURN MY CAR, I CALL AGAIN MB DEALER AND THEY TOLD ME IS PROBABLY UNSAFE TO START THE CAR. AFTER ALL THIS YEARS I PARKED THE CAR AND ALL MY SUSPENSION WAS BROKE AS WELL, CALL AGAIN THE MB DEALER THEY ESTIMATED $ 1800 TO REPLACE THE AIR SHOCKS, SO I BUY FROM ARNOTT THE SAME MB SELL AND I REPLACE ALL 4, SO THE CAR IS UP AGAIN, NEXT WEEK I DECIDE TO SELL THE VEHICLE AFTER DRIVING IN 3 YEARS 9,000 MILES ONLY, TRY TO MOVE THE CAR FROM THE GARAGE, GUESS WHAT, MY TRANSMISSION GO TO LIMP MODE BECAUSE THE BREAKS ARE NOT WORKING, SO FAR I DECIDE TO WRITE IN HERE TO COMPLAIN WHY A SUCH BEAUTIFUL CAR HAVE SO MANY ISSUES AND MB DOES NOT CARE FOR THE OLD MB. I ALMOST GET ON ACCIDENT WHEN MY BREAKS COMPLETE FROZEN TO THE END !!!
Brakes
Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.
From owner reports, verbatim
The contact owns a 2006 Mercedes-Benz CLS500. The contact stated while driving approximately 20 MPH, the messages "Reduced Braking Pressure, and “Service Required" was displayed and the vehicle experienced a loss in braking power. The contact was able to pull the vehicle over and proceed to inspect the vehicle. The vehicle was towed to an independent mechanic where the vehicle was diagnosed. The contact was informed that the VIN on the SVC (Sensotronic-braking Control Unit) did not match with the VIN and that the contact had to bring the vehicle to a local dealer for repair. Upon becoming aware of the failure, the vehicle was towed to a local dealer where the vehicle was diagnosed; however, the contact was advised that the dealer could not replace the unit because the unit was not the correct unit for the vehicle. The contact was informed that the vehicle should not have an SVC unit but instead should have an ABS unit. The vehicle was not repaired. The manufacturer was notified of the vehicle. The approximate failure mileage was 172,989.
The contact owns a 2006 Mercedes-Benz CLS500. The contact stated that while driving at undisclosed speeds, the brake pedal failed to depress properly. There was a message to “STOP” displayed on the instrument panel. The vehicle was taken to an independent mechanic, who replaced the TLS, but the failure recurred. The contact called the local dealer, who informed the contact that there were no recalls on the VIN. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 99,000.
Driver assistance
Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.
From owner reports, verbatim
The contact owns a 2006 Mercedes-Benz CLS500. The contact stated while driving at an undisclosed speed, the ABS and ESC warning lights illuminated. The vehicle was taken to the dealer, who diagnosed a failure with the electronic stability control module. The contact was informed that the part had been discontinued. The vehicle was not repaired. The manufacturer was notified of the failure but provided no assistance. The failure mileage was 131,000.
BRAKES KEEP GOING OUT. BRAKE PEDAL GOING TO THE FLOOR. ESP LIGHT COMES ON AND CAR THROTTLING TO A SLOW CREEP EVEN ON THE HIGHWAY. EXTREMELY DANGEROUS FOR ME AND MY WIFE AND CHILD.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Airbags
Reports naming the air-bag system — deployment behaviour, inflators, sensors and warning lights.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2006 MERCEDES-BENZ CLS500. THE CONTACT REAR ENDED ANOTHER VEHICLE WHILE DRIVING AT AN UNKNOWN SPEED. THE AIR BAGS DID NOT DEPLOY. THE VEHICLE SUSTAINED FRONT END DAMAGE. A POLICE REPORT WAS FILED. THE CONTACT SUSTAINED A SHOULDER INJURY, WHICH DID NOT REQUIRE MEDICAL ATTENTION. THE DEALER AND MANUFACTURER WERE NOT NOTIFIED. THERE WERE NO RECALLS. THE VIN WAS UNKNOWN. THE FAILURE MILEAGE WAS 150,000.
TAKATA RECALL
Too few reports in this category for a page of its own — they appear in the full complaint list.
Other / unspecified
Reports whose component NHTSA recorded as unknown, or that do not map to one of the categories above.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2006 MERCEDES-BENZ CLS500C. THE CONTACT STATED THAT WHEN IT RAINED, IT FELT AS IF THE VEHICLE WOULD FLIP OVER. THE CONTACT FELT THAT THE VEHICLE NEEDED AN ALIGNMENT AND STATED THAT THE TIRE TREAD WAS WORN. THE CONTACT DROVE THE VEHICLE TO PRESTIGE AUTO MALL (1501 VERNON ODOM BLVD, AKRON, OHIO, 44320, (330) 634-9999), BUT WAS NOT DIAGNOSED. THE DEALER REFUSED TO REPAIR THE VEHICLE BECAUSE THE CONTACT DID NOT SIGN UNKNOWN PAPERWORK AFTER PURCHASING THE VEHICLE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND DID NOT ASSIST. THE FAILURE MILEAGE WAS 141,849.
BASED ON MY PERSONAL EXPERIENCE AND THOSE OF OTHER MERCEDES OWNERS OF THE SAME VEHICLE THAT I HAVE SPOKEN TO OVER THE YEARS AS WELL AS MERCEDES SERVICE DEPARTMENT EMPLOYEES , I KNOW THAT THIS CAR HAS A LONG HISTORY OF BLOWING TIRES, DAMAGING RIMS IN LOW SPEED POT HOLE INCIDENCES . THE RIMS CRACK AND THE TIRES BLOW . THIS IS DANGEROUS AND VERY EXPENSIVE TO REPAIR OR REPLACE. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Powertrain (other)
Powertrain reports that are not specifically the engine or transmission — driveshafts, axles, transfer cases and differentials.
From owner reports, verbatim
BRAKES KEEP GOING OUT. BRAKE PEDAL GOING TO THE FLOOR. ESP LIGHT COMES ON AND CAR THROTTLING TO A SLOW CREEP EVEN ON THE HIGHWAY. EXTREMELY DANGEROUS FOR ME AND MY WIFE AND CHILD.
BOUGHT THE 2006 CLS 500 2 YEARS AGO, SINCE THAT SECOND DAY I HAVE ISSUES WITH SBC MODULE, I CALL MB DEALER THEY TOLD ME MY CAR WAS OUT OF WARRANTY, SINCE THE PRODUCTION DATE WAS 2004, OKAY AFTER THAT I TRY SEVERAL OTHER MECHANICS AND NOBODY HAVE THE STAR TOOL TO FIX UP, THE CAR IS NOT SAFE TO DRIVE AND I CONTINUE TAKE THE RISK COUPLE MONTHS UNTIL THE FUEL LINE STARTS LEAK ON THE PUMP, THIS COULD GENERATE A SPARK AND BURN MY CAR, I CALL AGAIN MB DEALER AND THEY TOLD ME IS PROBABLY UNSAFE TO START THE CAR. AFTER ALL THIS YEARS I PARKED THE CAR AND ALL MY SUSPENSION WAS BROKE AS WELL, CALL AGAIN THE MB DEALER THEY ESTIMATED $ 1800 TO REPLACE THE AIR SHOCKS, SO I BUY FROM ARNOTT THE SAME MB SELL AND I REPLACE ALL 4, SO THE CAR IS UP AGAIN, NEXT WEEK I DECIDE TO SELL THE VEHICLE AFTER DRIVING IN 3 YEARS 9,000 MILES ONLY, TRY TO MOVE THE CAR FROM THE GARAGE, GUESS WHAT, MY TRANSMISSION GO TO LIMP MODE BECAUSE THE BREAKS ARE NOT WORKING, SO FAR I DECIDE TO WRITE IN HERE TO COMPLAIN WHY A SUCH BEAUTIFUL CAR HAVE SO MANY ISSUES AND MB DOES NOT CARE FOR THE OLD MB. I ALMOST GET ON ACCIDENT WHEN MY BREAKS COMPLETE FROZEN TO THE END !!!
Too few reports in this category for a page of its own — they appear in the full complaint list.
Electrical
Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2006 MERCEDES-BENZ CLS500. WHILE DRIVING APPROXIMATELY 60 MPH, A MESSAGE APPEARED ON THE INSTRUMENT PANEL STATING THAT THE BRAKE SYSTEM HAD MALFUNCTIONED AND THE VEHICLE WOULD NOT STOP. THE DRIVER STOPPED THE VEHICLE AND SHUT OFF THE ENGINE. AFTER RESTARTING THE VEHICLE, THE MESSAGE RE-APPEARED. IN ADDITION, WHILE OPERATING THE VEHICLE, THE SPEEDOMETER WOULD DISPLAY INACCURATE SPEEDS. THE FAILURES WERE NOT DIAGNOSED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURES, BUT NO ASSISTANCE WAS OFFERED. THE CONTACT WAS INFORMED THAT THE VEHICLE WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBERS: 05V133000 (SERVICE BRAKES) AND 08V303000 (ELECTRICAL SYSTEM). THE CONTACT STATED THAT THE VEHICLE EXPERIENCED THE SAME FAILURES LISTED IN THE RECALLS. THE LOCAL DEALER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS UNKNOWN.
TL* THE CONTACT OWNS A 2006 MERCEDES BENZ CLS 500. THE CONTACT STATED WHILE IN HIS HOME, HE COULD SMELL GASOLINE FUEL LEAKING FROM THE VEHICLE WHILE PARKED IN THE RESIDENTIAL GARAGE. THE CONTACT WAS UNABLE TO LOCATE A FUEL LEAK AND TOOK THE VEHICLE TO THE DEALER FOR INSPECTION. THE DEALER ADVISED THE CONTACT THAT THE FUEL PUMP NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 48,000.... UPDATED 08/15/12 *BF UPDATED 08/16/2012 *JS
Too few reports in this category for a page of its own — they appear in the full complaint list.
Engine
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.
From owner reports, verbatim
I BOUGHT THE USED MERCEDES BENZ CLS500 2006 JUST FOUR DAYS AGO. IN THE DEALER NOTES , IT SAID THERE WERE NO ELECTRICAL ISSUES AND THE CAR RUNS SMOOTHLY . I TEST DROVE IT , AND IT DID . BUT NOW , THIS IS THE 4TH TIME THE CAR FAILED TO START. SOMETIMES IT DOESN'T START UNTIL I TURN THE KEY ABOUT 20 TIMES. YESTERDAY , THE CAR STOPPED ON THE ROAD WHILE I WAS DRIVING IT. LUCKILY , I MANAGED TO RESTART IT AND DROVE HOME . AND THE CAR WON'T START AGAIN . PLEASE HELP.
THE CAR GAS SENSOR WAS NOT WORKING. VEHICLE STALLED IN THE MIDDLE OF BUSY INTERSECTION GAS TANK READ THAT THERE WAS 1/4 TANK. COULD HAVE CAUSED A MAJOR COLLISION. PROBLEM WITH THE FUEL SYSTEM, TANK AND SENSORS. THIS IS THE 3RD TIME. FUEL MODULE NOT WORKING CORRECTLY. ALL REPAIRS HAVE BEEN DONE THROUGH MERCEDES DEALERSHIP. THIS PROBLEM NEEDS TO BE LOOKED AT I COULD HAVE BEEN KILLED. THE SYSTEM WAS REPLACED BY MERCEDES TWICE. ON GOING SMELL OF GASOLINE. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Tires & wheels
Reports naming tires, wheels, hubs, or the tire-pressure monitoring system.
From owner reports, verbatim
I BOUGHT 4 BRAND NEW TIRE MICHELIN AT TOWN FAIR TIRE WITH EXTERNAL WARRANTY 3 YEARS. AFTER 7 MONTHS THE LEFT FRONT TIRE WAS SPILT ON THE SIDE DEPP BUT TIRE IS. NOT FLAT YET. I ASK THE STORE TO EXCHANGE BECAUSE IT CAN CAUSE DANGEROUS ACCIDENT BUT THEY SAID WE CAN EXCHANGE AS LONG AS YOUR TIRE IS NOT TOTALLY FLAT. I DON'T KNOW WHICH INSTITUTION OF GOVERNMENT CAN IMPOSE THIS BUSINESS TO SAVE THE CLIENT FOR WHAT THEY PAYING FOR. I CAN SHOW PHOTO TO MY TIRE AS A PROVE AND IF THIS FRONT TIRE CAN FLAT IN HIGH WAY , IT WILL COURSE BIG ACCIDENT. IT IS NOT FAIR TO PAY 1300$ TIRE WITH EXTRA WARRANTY AND THE STORE TIRE GIVE A RESPOND LIKE" DIE FIRST AND AFTER GET REIMBURSEMENT". THANK YOU
I HAD A MAJOR TIRE BLOWOUT, WHILE ON THE HIGHWAY, TO MY LEFT REAR TIRE. WITHOUT WARNING, SUDDENLY MY CAR WAS OUT OF CONTROL, THEN I HEARD A LOUD BOOM; LOOKED IN MY REAR VIEW MIRROR AND SAW A TON OF BLACK SMOKE. I DID MY BEST GETTING OFF THE FREEWAY, AND ENDED UP IN AN UNSAFE LOCATION ON THE FREEWAY, FRIGHTENED FOR MY LIFE, WAITING FOR HELP FOR OVER AN HOUR. ALL FOUR OF MY TIRES WERE RECENTLY REPLACED; APRIL 2014. THIS WAS A VERY SCARY EXPERIENCE, AND I FEEL LUCKY TO BE ALIVE. THE TIRE RIPPED APART FROM THE SEAM; WHICH WAS OBVIOUSLY CAUSED BY A DEFECTIVE TIRE. IT'S HORRIBLE THAT CONSUMERS LIVES ARE AT RISK. WE RELY ON THE EXPERTS, AND THEY PUT OUR LIVES AT RISK. YOU THINK WHEN YOU BUY NEW TIRES, YOUR SAFE AND YOUR NOT!! MY TIRES WERE PURCHASED, AND REPLACED BY THE CAR DEALER.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Visibility
Reports naming windshields, glass, wipers, defrosters and mirrors.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2006 MERCEDES-BENZ CLS500. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 19V918000(VISIBILITY) HOWEVER, THE PART TO DO THE RECALL REPAIR WAS NOT YET AVAILABLE. MERCEDES-BENZ OF SACRAMENTO (1810 HOWE AVE, SACRAMENTO, CA 95825, (888) 479-0451) WAS CONTACTED AND CONFIRMED THAT THE PART WAS NOT AVAILABLE FOR THE RECALL REMEDY. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE CONTACT ATTEMPTED TO REACH THE MANUFACTURER BUT RECEIVED NO RESPONSE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE. ## VIN PASSED ## MERCEDES-BENZ 2006 CLS 500 ##
Too few reports in this category for a page of its own — they appear in the full complaint list.
Interior & seats
Reports naming seats, latches, locks, linkages and interior fittings.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2006 MERCEDES BENZ CLS500. WHILE THE VEHICLE WAS PARKED, THE FRONT PASSENGER SEAT HEAD REST INADVERTENTLY DEPLOYED WITHOUT ANY IMPACT TO THE VEHICLE. THE FRONT PASSENGER SEAT OCCUPANT SUSTAINED SEVERE HEAD AND NECK INJURIES, AND SUFFERED FROM CONSTANT HEADACHES, WHICH REQUIRED MEDICAL ATTENTION. THE VEHICLE WAS EQUIPPED WITH A HEAD RESTRAINT DEPLOYMENT MECHANISM. THE VEHICLE WAS TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING, BUT WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE ISSUE. THE APPROXIMATE FAILURE MILEAGE WAS 96,000.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Suspension
Reports naming suspension components — springs, struts, shocks, control arms and related hardware.
From owner reports, verbatim
THE MERCEDES BENZ CLS500 HAS A DEFECTIVE PART ALL OF THE AIR STRUTS SUSPENSION ARE DROPPED THE MERCEDES BENZ AIRMATIC ARE KNOWN FOR GOING BAD IT'S A WAY THAT MERCEDES CAN CHARGE FOR MORE WORK TO CUSTOMERS THEY SELL YOU A CAR THAT WILL GO BAD NOT IF BUT WHEN WILL GO BAD THIS IS CLEARLY NEEDS TO BE A RECALL MERCEDES BENZ NEEDS TO STAND BY THEIR PRODUCTS AND START THE RECALL PROCESS 2006 CLS500 FRONT AND REAR AIR STRUTS SUSPENSION
Too few reports in this category for a page of its own — they appear in the full complaint list.
Transmission
Reports naming the automatic or manual transmission, including shifting behaviour, shudder, slipping and transmission control modules.
From owner reports, verbatim
TL*THE CONTACT OWNS A 2006 MERCEDES BENZ CLS500. ON OCTOBER 7, 2006, THE CONTACT TOOK HIS VEHICLE TO THE DEALER BECAUSE THE TRANSMISSION WAS SLIPPING. HE HAS GONE TO THE DEALER SIX DIFFERENT TIMES FOR THIS FAILURE IN ADDITION TO THE FRONT END OF THE VEHICLE PULLING TO THE LEFT AND RIGHT, THE VEHICLE LURCHING WHEN DRIVING BETWEEN 40 AND 50 MPH, AND TO RETRIEVE A KEYLESS REMOTE. IN REGARDS TO THE TRANSMISSION SLIPPING, THE CONTACT WAS TOLD THAT IT WAS A SOFTWARE FAILURE AND THE DEALER DID NOT HAVE THE SOFTWARE TO PERFORM THE REPAIR. THE ENGINE SIZE WAS UNKNOWN. THE CURRENT MILEAGE IS 19,388 AND FAILURE MILEAGE WAS 13,674.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .