FaultScore

FaultScore report

2011 Mercedes Benz C350 problems

Owners have filed 26 complaints about the 2011 Mercedes Benz C350 with NHTSA between 2017 and 2022. The largest single group is the airbags. Across this model's run it ranks 3 of 5 worst.

C

FaultScore 50/100

Higher is worse. Measured against the other years of the Mercedes Benz C350.

How this is worked out

The numbers

26

Complaints

0

Crashes reported

2

Fires reported

0

Injuries reported

52,861 mi

Median mileage at failure

Half of reported failures happened before this

36%

Failed under 36,000 miles

Inside a typical bumper-to-bumper warranty

What kind of bad

The letter says how bad. This says what kind — whether this year drew an unusual number of complaints, unusually dangerous ones, or failures that arrived unusually early.

Complaint volume 51 vs 50 Severity 40 vs 50 Early failure 62 vs 50
The dashed ring is 50 — the national norm. Further out is worse.
Complaint volume — 51
Against the median year of the Mercedes Benz C350. 50 means typical for this model; 100 means roughly double.
Severity — 40
7.7% of these complaints involved a crash, fire, injury or death, against a national rate of 9.7%.
Early failure — 62
36% of failures with a mileage on record happened under 36,000 miles, against a national rate of 29%.

How 2011 compares with every other Mercedes Benz C350

Click any bar to open that year's report.

Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded

What breaks on a 2011 Mercedes Benz C350

Every complaint is filed against a part. Follow any row for the complaints about that part alone.

Airbags 16 61.5%

Median failure at 39,500 miles

Fuel & Propulsion 5 19.2%

Median failure at 68,000 miles

Other & Unspecified 4 15.4%

0 crashes, 1 fires · median 30,000 mi

Electrical System 1 3.8%

0 crashes, 1 fires · median 82,000 mi

When it fails

Odometer readings owners gave when they filed. About half of all complaints include one.

Under 1,000 miles 1 9.1%
25,000 – 49,999 miles 4 36.4%
50,000 – 74,999 miles 3 27.3%
75,000 – 99,999 miles 3 27.3%

When owners complained

A spike years after the car went on sale usually means a part wearing out on schedule across the whole fleet — the kind of pattern no single owner can see from inside their own car.

Mar 2017 peak 5 Oct 2022

Complaints that involved harm

Reports where the owner recorded a crash, a fire, an injury or a death.

at 76,000 miles Glenview, IL Fire

UNKNOWN OR OTHER

SUDDEN HUGE CAR FIRE WITH LOUD EXPLOSIONS. THE WHOLE FRONT OF THE CAR GOT TOTALLY BURNED DOWN. THE CAR WAS PARKED IN THE FRONT OF THE STORE WITH ENGINE RUNNING.

NHTSA complaint #11082418 — an unverified report by a vehicle owner.

at 82,000 miles Newport News, VA Fire

ELECTRICAL SYSTEM

WE HAVE THE RECALL AND I AM SORRY I DO NOT HAVE THE NUMBER WHERE THE WIRING HARNESS TO THE TAIL LAMPS COULD MELT CATCHING FIRE CAUSING THE REAR LAMP TO GO OUT. MINE HAS DONE SO. MY WIFE DRIVES 35 MILES 1 WAY TO WORK EACH DAY AND BECAUSE IT WAS AT NIGHT WHEN THIS HAPPENED I HAD TO GO OUT ON I-64 WHICH IS A 70MPH INTERSTATE HIGHWAY AND DO A TEMP FIX SO SEE COULD GET HOME. I HAVE CONTACTED THE DEALER WHICH AT TIME PARTS WERE NOT AVAILED AND THE DEALER WAS TO CONTACT ME WHEN THEY RE AVAILED, WHICH THE YOUNG LADY EVEN WHEN THEY SENT OUT THE CONTACT BUT DID NOT BOTHER TO TELL THE REST. IT HAD BEEN SO LONG WE HAD FORGOTTEN ABOUT THE RECALL AND IT WASN'T TILL WE RECEIVED THE NOTICE ABOUT THE TAKATA INFLATOR RECALL WERE WE INFORMED THAT THE TAIL LAMPS ARE ON RECALL. NOT HAPPY ABOUT THE INFLATOR RECALL AND THAT THE MANUFACTURE HAS TRIED NOTHING TO MAKE US CONFIDANT ABOUT THIS WE FEEL VERY UNSAFE. BACK TO THE TAIL LAMPS WE DID MISS AN APPOINTMENT BUT DID CALL BACK TO GET ANOTHER ONE. WHEN THE DEALER STATED THAT THEY HAD NO APPOINTMENT ON THIS AND COULD NOT HELP ME WITH ALTERNATE TRANSPORTATION I COULD NOT LEAVE THE VEHICLE AT THAT TIME. I CALLED THE DEALER(TYSINGER MERCEDES)AND THE OFFERED NO SOLUTION AND WAS GIVEN MERCEDES CORPORATE NUMBER SPOKE WITH THE CUSTOMER REP EXPLAINED THE SITUATION AND WAS REFERRED TO THE MANAGERS WHO HAVE NOT REACHED OUT TO ME AND NOW I AM IN THE SAME SITUATION AS STARTED. IS THERE ANY THING YOU CAN DO TO HELP ME GET TIS MATTER FIXED?

NHTSA complaint #11054431 — an unverified report by a vehicle owner.

The most recent complaints

In the owners' own words, exactly as filed with NHTSA.

NEW Port Richey, FL

AIR BAGS

There was a recall on airbags on this model the C350 2011 and the airbag is now back on

NHTSA complaint #11489465 — an unverified report by a vehicle owner.

at 52,861 miles San Ramon, CA

FUEL SYSTEM, GASOLINE

The contact owns a 2011 Mercedes-Benz C350. The contact stated that upon approaching the vehicle, he noticed a strong fuel odor. The contact stated as he entered the vehicle, he could still smell the strong gasoline odor. There was no warning light illuminated. The vehicle was taken to the dealer where it was diagnosed that the fuel pump assembly and the fuel filter needed to be replaced. The vehicle was not repaired. The contact referenced NHTSA Campaign Number: 12V557000 (Fuel System, Gasoline). The manufacturer was not notified of the failure. The failure mileage was approximately 52,861.

NHTSA complaint #11479850 — an unverified report by a vehicle owner.

at 75,980 miles Gardena, CA

FUEL/PROPULSION SYSTEM

MY ENGINE LIGHT JEEP COMING ON WITH A P0456 CODE. REPLACE GAS CAP AND PURGE VALVE CONTROL LESS THEN YEAR AGO. HOWEVER I STILL SMELL GAS WHEN I FILL UP TANK. AFTER IT GOES DOWN TO 3/4 TANK I DON'T SMELL GAS. WHEN IT DROP BELOW HALF TANK THE ENGINE LIGHT COMES ON. SAME THING AS LAST YEAR NOW IT STARTING AGAIN IN JUNE 2020. ONLY HAVE 76000 MILES. DONT DRIVE THANK MUCH. GET SERVICE EVERY YEAR. THEY HAD RECALL FOR E350 BACK IN 2013 HOWEVER MB KEEP TELL ME ITS NOT MY VIN. I THINK THERE IS PROGRAM WITH THE C350 FOR 2011 MODEL TOO. THE LIGHT ALWAYS COME IN WHEN IM DRIVING DOES MATTER IF CITY STREET OR FREEWAY. FIRST TIME 2019. REPAIRS IN JULY. HAPPEN ON 6/3/2020. WAS CLEAR THEN WHEN GASS WENT TO HALF TANK ON 6/28/2020 IT HAPPEN AGAIN.

NHTSA complaint #11331485 — an unverified report by a vehicle owner.

Wildomar, CA

AIR BAGS

TL* THE CONTACT OWNS A 2011 MERCEDES-BENZ C350. THE CONTACT RECEIVED RECALL NOTICES FOR NHTSA CAMPAIGN NUMBERS: 16V081000 (AIR BAGS) AND 16V363000 (AIR BAGS); HOWEVER, THE PARTS TO DO THE REPAIR WERE UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. MERCEDES-BENZ OF TEMECULA (40910 TEMECULA CENTER DR, TEMECULA, CA 92591, (951) 216-7800) WAS CONTACTED AND CONFIRMED THAT THE PARTS WERE NOT AVAILABLE FOR THE RECALL REMEDY. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE AND WAS NOT ABLE TO CONFIRM WHEN THE PARTS WERE TO BECOME AVAILABLE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE.

NHTSA complaint #11228945 — an unverified report by a vehicle owner.

Alexandria, VA

AIR BAGS

TL* THE CONTACT OWNS A 2011 MERCEDES-BENZ C350. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 16V081000 (AIR BAGS). THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. ALEXANDRIA MERCEDES-BENZ (200 S PICKETT ST, ALEXANDRIA, VA 22304, (703) 341-2100) WAS CONTACTED AND CONFIRMED THAT THE PARTS WERE NOT AVAILABLE FOR THE RECALL REMEDY. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE AND WAS NOT ABLE TO CONFIRM WHEN THE PARTS WERE TO BECOME AVAILABLE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE. *TT CONSUMER STATED REPLACEMENT AIR BAGS WERE NOT AVAILABLE.

NHTSA complaint #11182600 — an unverified report by a vehicle owner.

at 71,900 miles Houston, TX

FUEL/PROPULSION SYSTEM

I HAD A FUEL PUMP FLANGE CRACK AND LEAK FUEL WHEN TANK WAS FILLED. ALSO, THE CHECK ENGINE LIGHT THREW CODES RELATING TO SMALL LEAKS IN THE SYSTEM AND AS SUCH WOULDN'T PASS STATE INSPECTION. I HAD TO GET THESE FIXED -- BASICALLY BOTH SIDES (FUEL PUMP/FILTER/SENDING UNIT) AT THE COST OF ALMOST $1,000 AT A LOCAL SHOP. ALL VIN SEARCHES DIDN'T SHOW THAT MY CAR WAS UNDER RECALL FOR THE FUEL SYSTEM, HOWEVER I NOTICED THAT MANY OTHER MODELS IN YEAR 2011-2012 WERE UNDER RECALL: SEE NHTSA CAMPAIGN ID #12V557000. I BELIEVE THIS MODEL SHOULD BE INCLUDED IN THIS RECALL.

NHTSA complaint #11174993 — an unverified report by a vehicle owner.

Bigfork, MT

AIR BAGS

TL* TAKATA RECALL. THE CONTACT OWNS A 2011 MERCEDES-BENZ C350E. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 16V081000 (AIR BAGS). DEMAROIS BUICK GMC MERCEDES-BENZ (3115 W BROADWAY ST, MISSOULA, MT 58908, 406-721-4000) WAS CONTACTED AND CONFIRMED THAT THE PART WAS NOT AVAILABLE FOR THE RECALL REMEDY. THE MANUFACTURER WAS NOT NOTIFIED. THE CONTACT HAD NOT EXPERIENCED A FAILURE. PARTS DISTRIBUTION DISCONNECT.

NHTSA complaint #11174839 — an unverified report by a vehicle owner.

at 30,000 miles Naples, FL

UNKNOWN OR OTHER

TAKATA RECALL. I HAVE CONTACTED MERCEDES BENZ OF NAPLES AND WAS TOLD THAT THEY DID NOT HAVE THE PARTS AND DID NOT KNOW WHEN THEY WOULD GET THEM IN.

NHTSA complaint #11163097 — an unverified report by a vehicle owner.

at 100 miles Peoria, AZ

FUEL/PROPULSION SYSTEM

FUEL LEEK UNDER SEAT PASSENGER SIDE AS WELL STRONG SMELL COMING FROM EVERYWHERE WHEN THE GAS THANK IS FILLED AT THE GAS STATION.I CALLED THE MBUSA FOR HELP WITH THIS PROBLEM AND THEY REFOCUSED TO HELP .THIS IS BEEN UNGOING PROBLEM WITH THE MERCEDES AS I HAD SAME PROBLEM WITH MY 2007 S550 AS WELL MY 2007 E350 .THIS TIME I'M EXTREMELY SCARED ,IF THIS PROBLEM THAT I HAVE WITH MY CAR IT'S GOING TO CAUSE THE HEALTH DAMAGE TO ME AND MY FAMILY , AND EVERY TIME I OPEN MY GARAGE DOOR IN THE MORNING I'M AFRAID THE ELECTRICAL LIGHT OR MOTOR WOULD SPARK AND IGNITE THE FUMES AND CAUSE THE MAJOR EXPLOSION IN MY HOUSE/ GARAGE.PLEASE I NEED HELP FIXING MY CAR AND THOUSANDS OTHER AMERICANS WITH THE SAME PROBLEM.THANK YOU

NHTSA complaint #11162877 — an unverified report by a vehicle owner.

at 68,000 miles Houston, TX

FUEL/PROPULSION SYSTEM

WHEN FUEL TANK IS ABOUT 75%-100% FULL, THE CAR WILL SMELL HEAVILY OF GASOLINE INSIDE AND AROUND THE REAR OF THE VEHICLE. UPON INSPECTION, FUEL PUMP COVER/CAP SEEMS TO BE CRACKED AND LEAKING FUEL. ENGINE CODE P0456.

NHTSA complaint #11150330 — an unverified report by a vehicle owner.

Waipahu, HI

AIR BAGS

TL* TAKATA RECALL. THE CONTACT OWNS A 2011 MERCEDES-BENZ C350. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 16V363000 (AIR BAGS); HOWEVER, THE PARTS TO DO THE REPAIR WERE UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE DEALER (MERCEDES-BENZ OF HONOLULU, 818 KAPIOLANI BLVD, HONOLULU, HI 96813, (808) 592-5600) WAS CONTACTED AND CONFIRMED THAT THE PARTS WERE NOT AVAILABLE FOR THE RECALL REMEDY. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE AND WAS NOT ABLE TO CONFIRM WHEN THE PARTS WERE TO BECOME AVAILABLE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE.

NHTSA complaint #11109922 — an unverified report by a vehicle owner.

SAN Marino, CA

AIR BAGS

TAKATA RECALL, THE RECALL WAS 2 1/2 YEARS AGO AND THE DEALER HAS NOT CONTACTED ME FOR REPLACEMENT, I CALLED AND THEY ARE NOT "IN STOCK"

NHTSA complaint #11100678 — an unverified report by a vehicle owner.

Davidsonville, MD

AIR BAGS

TAKATA RECALL - MERCEDES HAS NOT REPLACED THE RECALLED EQUIPMENT IN OVER THREE YEARS. OTHER MODELS SUBJECT TO AIR BAG RECALL IN THE MARYLAND AREA HAVE BEEN REPAIRED LONG AGO.

NHTSA complaint #11096839 — an unverified report by a vehicle owner.

at 25,000 miles Lakewood Ranch, FL

UNKNOWN OR OTHER

INTERIOR TRIM HAS BEEN COMING OFF FOR 2 YEARS CRAP CONSTRUCTION

NHTSA complaint #11085047 — an unverified report by a vehicle owner.

at 76,000 miles Glenview, IL Fire

UNKNOWN OR OTHER

SUDDEN HUGE CAR FIRE WITH LOUD EXPLOSIONS. THE WHOLE FRONT OF THE CAR GOT TOTALLY BURNED DOWN. THE CAR WAS PARKED IN THE FRONT OF THE STORE WITH ENGINE RUNNING.

NHTSA complaint #11082418 — an unverified report by a vehicle owner.

Millington, TN

AIR BAGS

TL* TAKATA RECALL. THE CONTACT OWNS A 2011 MERCEDES-BENZ C350. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 16V081000 (AIR BAGS). THE PART TO DO THE RECALL REPAIR WAS NOT YET AVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. MERCEDES-BENZ OF MEMPHIS (5389 POPLAR AVE, MEMPHIS, TN 38119, (901) 345-6211) WAS CONTACTED AND CONFIRMED THAT THE REMEDY WAS NOT YET AVAILABLE. THE MANUFACTURER WAS NOTIFIED. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE.

NHTSA complaint #11055740 — an unverified report by a vehicle owner.

at 82,000 miles Newport News, VA Fire

ELECTRICAL SYSTEM

WE HAVE THE RECALL AND I AM SORRY I DO NOT HAVE THE NUMBER WHERE THE WIRING HARNESS TO THE TAIL LAMPS COULD MELT CATCHING FIRE CAUSING THE REAR LAMP TO GO OUT. MINE HAS DONE SO. MY WIFE DRIVES 35 MILES 1 WAY TO WORK EACH DAY AND BECAUSE IT WAS AT NIGHT WHEN THIS HAPPENED I HAD TO GO OUT ON I-64 WHICH IS A 70MPH INTERSTATE HIGHWAY AND DO A TEMP FIX SO SEE COULD GET HOME. I HAVE CONTACTED THE DEALER WHICH AT TIME PARTS WERE NOT AVAILED AND THE DEALER WAS TO CONTACT ME WHEN THEY RE AVAILED, WHICH THE YOUNG LADY EVEN WHEN THEY SENT OUT THE CONTACT BUT DID NOT BOTHER TO TELL THE REST. IT HAD BEEN SO LONG WE HAD FORGOTTEN ABOUT THE RECALL AND IT WASN'T TILL WE RECEIVED THE NOTICE ABOUT THE TAKATA INFLATOR RECALL WERE WE INFORMED THAT THE TAIL LAMPS ARE ON RECALL. NOT HAPPY ABOUT THE INFLATOR RECALL AND THAT THE MANUFACTURE HAS TRIED NOTHING TO MAKE US CONFIDANT ABOUT THIS WE FEEL VERY UNSAFE. BACK TO THE TAIL LAMPS WE DID MISS AN APPOINTMENT BUT DID CALL BACK TO GET ANOTHER ONE. WHEN THE DEALER STATED THAT THEY HAD NO APPOINTMENT ON THIS AND COULD NOT HELP ME WITH ALTERNATE TRANSPORTATION I COULD NOT LEAVE THE VEHICLE AT THAT TIME. I CALLED THE DEALER(TYSINGER MERCEDES)AND THE OFFERED NO SOLUTION AND WAS GIVEN MERCEDES CORPORATE NUMBER SPOKE WITH THE CUSTOMER REP EXPLAINED THE SITUATION AND WAS REFERRED TO THE MANAGERS WHO HAVE NOT REACHED OUT TO ME AND NOW I AM IN THE SAME SITUATION AS STARTED. IS THERE ANY THING YOU CAN DO TO HELP ME GET TIS MATTER FIXED?

NHTSA complaint #11054431 — an unverified report by a vehicle owner.

at 31,000 miles Chapel Hill, NC

AIR BAGS

I RECEIVED A RECALL NOTICE A LONG TIME AGO (AS MUCH AS 2 YEARS OR MORE?). I KEEP CHECKING WITH THE DEALER ONLY TO BE TOLD THEY HAVEN'T RECEIVED REPLACEMENT AIRBAGS. I DON'T LIKE THE SAFETY IMPLICATIONS AS WELL AS THE POSSIBLE IMPACT ON THE VALUE OF MY CAR. WHAT CAN BE DONE TO EXPEDITE REPLACEMENT?

NHTSA complaint #11047277 — an unverified report by a vehicle owner.

LAS Cruces, NM

AIR BAGS

TAKATA RECALL- STILL NOT REPLACED!

NHTSA complaint #11045156 — an unverified report by a vehicle owner.

Stockton, CA

AIR BAGS

TAKATA RECALL, CAN'T GET THIS FIXED.

NHTSA complaint #11044980 — an unverified report by a vehicle owner.

Mill Valley, CA

AIR BAGS

TAKATA RECALL

NHTSA complaint #11044160 — an unverified report by a vehicle owner.

Fort Myers, FL

AIR BAGS

TAKATA RECALL. I HAVE BEEN TRYING FOR OVER A YEAR TO GET THE AIRBAGS REPLACED. MY LOCAL DEALER , FORT MYERS MERCEDES - BENZ CONTINUALLY TELLS ME THEY DO NOT HAVE THE REPLACEMENT PARTS BUT THAT I SHOULD NOT DRIVE THE CAR. I HAVE NO CHOICE BUT TO DRIVE THE CAR AS THEY WON'T PROVIDE ME WITH A LOANER AND I CANNOT AFFORD TO RENT ANOTHER CAR WHILE MAKING PAYMENTS ON THIS CAR.

NHTSA complaint #11043407 — an unverified report by a vehicle owner.

Asheville, NC

AIR BAGS

TAKATA RECALL - MERCEDES HAS NOT REPLACED THE DEFECTIVE AIR BAGS

NHTSA complaint #11041077 — an unverified report by a vehicle owner.

SAN Antonio, TX

AIR BAGS

TAKATA RECALL. DEALERSHIP NOT ASSISTING WITH AIRBAG REPLACEMENT. I

NHTSA complaint #11035412 — an unverified report by a vehicle owner.

ELK Grove, IL

UNKNOWN OR OTHER

HEAT AND AC AIR SENSOR KEEPS GOING OUT EACH YEAR . LAST TWO YEARS THEY REPLACED IT . AC RUMBLE IN HOT WEATHER

NHTSA complaint #11002719 — an unverified report by a vehicle owner.