Home · 2017 Mercedes-benz C-class Hybrid · Complaints

What 251 owners told NHTSA about the 2017 Mercedes-benz C-class Hybrid

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (251)Crash / fire / injury (19)Engine (82)Electrical system (35)Fuel system (35)Body & structure (26)Seat belts (26)Airbags (18)Steering (15)Transmission & drivetrain (15)Visibility & wipers (11)Wheels (6)

Newest first · 251 complaints · page 8 of 11

May 4, 2021

VIN: [XXX] YEAR: 2017 MAKE: MERCEDES-BENZ MODEL: C300W NHTSA RECALL NUMBER: 21V058 RECALL DATE: FEBRUARY 26, 2021 MANUFACTURER RECALL NUMBER: 2021030015 HI MY NAME IS [XXX]. I'M HERE TO COMPLAINT ABOUT MY DEALER DIDN'T NOT HELP ME FOR RECALL. MY RECALL IS THE SOFTWARE DESIGN OF THE COMMUNICATION MODULE MAY FAIL TO COMMUNICATE THE CORRECT VEHICLE S LOCATION FOR THE EMERGENCY CALL SYSTEM ("ECALL") IN THE EVENT OF A CRASH. I TRIED TO DO THIS RECALL ASAP OTHERWISE I CANNOT DO BUSINESS FOR MY CAR. THEY KEEP TOLD ME IT WILL AUTOMATICALLY UPDATE, ETA 4/26. BUT I KEEP WAITING. NOTHING HAPPEN. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ODI 11415193

Apr 9, 2021Wheels

DOCUMENTATION ERRORS AND OMISSIONS MISINFORMATION REGARDING PROPER REPLACEMENT WHEEL. THIS MISINFORMATION COULD RESULT IN WHEELS WITH IMPROPER FIT BEING INSTALL POTENTIALLY RESULTING IN ABNORMAL HANDLING, DIMINISHED BRAKING PERFORMANCE AND IN EXTREME CASES POSSIBLE SEPARATION OF THE WHEEL FROM THE VEHICLE AT HIGH SPEED. MERCEDES PARTS WEB SITE, HTTPS://MBPARTS.MBUSA.COM, LISTS PARTS 205-401-11-00-7X23 FRONT AND 205-401-12-00-7X23 REAR AS THE PROPER REPLACEMENT WHEELS. THE SELLING DEALER, MERCEDES-BENZ OF FLEMINGTON, NJ INSISTS THAT THESE ARE NOT THE PROPER WHEELS BUT PARTS 205-401-48-00-7X23 FRONT AND 205-401-72-00-7X23 REAR ARE THE PROPER WHEELS. ALL THESE WHEELS ARE AVAILABLE FROM NUMEROUS RESELLERS. PURCHASING AND INSTALLING THE HTTPS://MBPARTS.MBUSA.COM LISTED WHEELS COULD RESULT IN THE AFOREMENTIONED SAFETY ISSUES.

NHTSA ODI 11407324

Apr 9, 2021Wheels

WHEEL LIPS ON THIS VEHICLE DEFORM WITH LITTLE PROVOCATION RESULTING IN RAPID AIR LOSS, LOSS OF HANDLING AND IN EXTREME CASES A CRASH. THE SHAPE OF THESE WHEELS DEVIATES FROM OTHER ALLOY WHEELS IN A WAY THAT PROMOTES THIS BEHAVIOR. THE CURVE OF THE RIM BARREL BETWEEN THE LIPS (ALSO KNOW AS THE BELL) IS MUCH SHALLOWER THAN MANY OTHER WHEELS. THE RESULT IS THAT THE ANGLE AT WHICH THE BARREL MEETS THE LIPS IS CLOSER TO A RIGHT ANGLE THAN COMMON. THE BARREL MEETING THE LIP AT AN ANGLE CLOSER TO PARALLEL WITH THE PAVEMENT GREATLY INCREASE THE RISK THAT SUDDEN DEFLATION COULD OCCUR RESULTING IN THE AFOREMENTIONED SAFETY ISSUES.

NHTSA ODI 11407326

Mar 29, 2021Engine

THIS CAR IS NOT EQUIPPED WITH ENOUGH PROTECTION FOR THE FRONT RADIATORS TO PREVENT DAMAGE FROM DEBRIS. THIS IS A KNOWN ISSUE FOR 2017 AND UP VEHICLES. THE RADIATOR SEEMS TO BE VERY FRAGILE DUE TO THE DESIGN AND THERE HAVE BEEN MANY REPORTS OF THE ISSUE, BUT CLAIMS ARE DENIED DUE TO BEING 'ROAD DEBRIS' BUT MERCEDES-BENZ FAILS TO ACKNOWLEDGE THIS IS A MAJOR ISSUE WITH MULTIPLE CLASSES OF THEIR CARS. MY CAR HAS 27K MILES AND IS JUST OUTSIDE THE WARRANTY PERIOD. THE RADIATOR IS LEAKING IN MULTIPLE PLACES.

NHTSA ODI 11405394

Mar 27, 2021SuspensionElectrical systemFuel system

CAR IS MAKING WEIRD NOISES FROM THE FRONT ELECTRICAL AC SIDE- IT IS HARD TO BREATH AC AIR (SMELL LIKE PLASTIC) . PRESSING BRAKES CAR IS HANDLING BAD AND GOES SLIGHTLY INTO OTHER LANE. I TOOK CAR TO DEALER- THEY COULD NOT FIND THE PROBLEM

NHTSA ODI 11405100

Mar 22, 2021Body & structure

FRONT PANEL GLASS OF PANORAMIC SUNROOF FLEW OFF THE CAR AS I WAS DRIVING ON THE HIGHWAY.

NHTSA ODI 11404183

Mar 13, 2021Transmission & drivetrainElectrical systemEngine

WHEN THE CAR IS IN THE A FEATURE, WHERE IT TURNS ON AND OFF WHEN NOT IN MOTION, IT GETS STUCK IN THAT MODE AS IF A MAGNET IS HOLDING IT IN THAT POSITION. IT WILL NOT MOVE, IT STALLS. I TURN IT OFF AND TURN IT BACK ON AND SOMETIMES IT STILL WILL NOT MOVE, SOMETIMES, IT WILL NOT TURN BACK ON. THIS HAS HAPPENED ON SEVERAL DIFFERENT OCCASIONS. ONCE, I PULLED TO THE SIDE OF MY MAILBOX TO PICK UP MAIL, AND ANOTHER OCCASION I PULLED INTO MY GARAGE, AND IT STOPPED, AND WOULD NOT TURN ON. THIS IS VERY DANGEROUS, I WOULD HATE TO BE IN TRAFFIC, RAILWAY CROSSING, IR STOP SIGN AND THIS OCCURRED. PEOPLES LIVES HAVE BEEN LOST DUE TO THIS ISSUE. ONE LADY WAS HIT BY A TRAIN WHEN THIS SAME SITUATION OCCURRED AND LOST HER LIFE. I AM VERY CONCERNED FOR MY SAFETY AND OF MY GRANDKIDS WHOM I TRANSPORT IN THIS CAR. IT ALSO SEEMS THAT SOMETHING IS WRONG WITH THE GEARS. SOMETIMES, I PUT IT IN REVERSE AND IT SITS THERE. I PUT IT IN DRIVE AND IT WILL NOT MOVE. I FEEL VERY UNSAFE IN THIS VEHICLE. PLEASE HELP.

NHTSA ODI 11402743

Feb 13, 2021Fuel system

A FUEL LINE IN THE ENGINE COMPARTMENT JUST ABOVE THE SKID PLATE ON THE DRIVES SIDE JUST RIGHT OF THE FRONT WHEEL WELL LEAKS FUEL WHERE THE LINE IS CRIMPED COMING FROM THE HIGH PRESSURE FUEL PUMP. FUEL COLLECTS ON THE SKID PLATE AND WHEN A STOP AT IDEA PRODUCES A STRONG FUEL SMELL IN THE CABIN OF THE CAR

NHTSA ODI 11396042

Feb 10, 2021Fuel system

GAS LEAKING IS COMMON ISSUE AND WHEN TURNING CAR ON THERE IS A GAS SMELL. WHEN TURNING HEAT ON THERE IS A GAS SMELL. MERCEDES BENZ SAID THERE IS A LOT OF ISSUES WITH THE CLAMPS. IT IS A COMMON ISSUE. CAN CAUSE FIRE.

NHTSA ODI 11395633

Jan 27, 2021Wheels

THE WHEELS ON MY TIRES WILL CRACK AT THE SLIGHTEST STRESS FROM THE ROAD. IT COULD BE A BUMP, A TINY POT HOLE, EVEN A STICK, AND THESE TIRES WILL BECOME DEFECTIVE, EITHER BY CRACKING, BECOMING FLAT OR THE WHEEL BECOMING COMPLETELY IMMOBLIZED. I HAVE BEEN STRANDED ON THE ROAD IN THE MIDDLE OF THE NIGHT FOR HOURS BECAUSE OF THESE DEFECTIVE TIRES. I'VE COME INTO WORK UN-SHOWERED WITH NO SLEEP, BECAUSE I WAS STRANDED FOR SOMETIMES UP TO 12 HOURS BEFORE I WOULD GET HELP. ITS HAPPENED AT LEAST ONCE A MONTH FOR THE PAST 4 YEARS. THERE IS NO WAY THESE TIRES PASSED EVEN BASIC INSPECTION. THEY ARE DANGER TO ANYONE USING THEM.

NHTSA ODI 11390221

Jan 7, 2021Seat belts

TL* THE CONTACT OWNS A 2017 MERCEDES-BENZ C300. THE CONTACT STATED WHILE STARTING THE VEHICLE, THE FRONT SEAT BELT PRETENSIONER FAILED. UPON INVESTIGATION, THE CONTACT ASSOCIATED THE FAILURE WITH NHTSA CAMPAIGN NUMBER: 17V251000 (SEAT BELTS) HOWEVER, THE VIN WAS NOT INCLUDED. THE VEHICLE WAS NOT TAKEN TO THE LOCAL DEALER. THE MANUFACTURER WAS INFORMED OF THE FAILURE AND INFORMED THE CONTACT SINCE THE VEHICLE WAS NOT INCLUDED IN THE RECALL, THE VEHICLE OWNER WAS RESPONSIBLE FOR THE COST OF THE REPAIRS. THE FAILURE MILEAGE WAS APPROXIMATELY 20,000. ## VIN PASSED ## MERCEDES-BENZ 2017 C300C4 ##

NHTSA ODI 11387036

Jan 5, 2021Seat belts

REAR DRIVER SIDE SEAT BELT NOT LOCKING AND CAN NOT DEPRESS UNLOCKING BUTTON. DOESN'T LOCK BEFORE STARTING NOR AFTER CAR IS STARTED AND DRIVING. JUST PURCHASED CAR 4 MONTHS AGO BACK SEAT NEVER USED.*DT*JB

NHTSA ODI 11386566

Dec 21, 2020Visibility & wipers2 injuries

TL* THE CONTACT OWNS A 2017 MERCEDES BENZ C300. THE CONTACT STATED THAT WHILE DRIVING 55 MPH AND WAS GOING AROUND A CURVE IN THE ROAD, AN ABNORMAL SOUND WAS HEARD. THE SUN ROOF EXPLODED WITHOUT IMPACT. THE CONTACT STATED THAT THE SUN ROOF GLASS FELL INSIDE THE CABIN OF THE VEHICLE AND ON HER SON WHO WAS SEATED IN HIS CAR SEAT IN THE REAR OF THE VEHICLE. THE CONTACT AND HER SON SUSTAINED MINOR SCRAPES THAT REQUIRED MEDICAL ATTENTION. THE CONTACT COASTED TO THE SIDE OF THE ROAD. THE CONTACT CALLED MERCEDES-BENZ OF FAYETTEVILLE (420 GLENSFORD DR, FAYETTEVILLE, NC 28314, (910) 487-0000) AND INFORMED THE DEALER. THE VEHICLE WAS TOWED TO THE DEALER. THE VEHICLE WAS NOT YET DIAGNOSED NOR REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 23,000. ## VIN PASSED ## MERCEDES-BENZ C300 C4 2017 ##

NHTSA ODI 11384431

Dec 16, 2020Fuel system

TL* THE CONTACT OWNS A 2017 MERCEDES BENZ C300. THE CONTACT STATED THAT WHILE THE HEATER WAS ACTIVATED, THERE WAS AN ABNORMAL FUEL ODOR COMING FROM THE VENTS INTO THE VEHICLE. THE VEHICLE WAS NOT TAKEN TO A DEALER OR MECHANIC TO BE DIAGNOSED. THE CONTACT STATED THAT THE FUEL ODOR ONLY OCCURRED DURING THE WINTER. THE CONTACT ALSO STATED THAT THE FUEL TANK HOSE CLIP THAT GOES TO THE ENGINE BECAME LOOSE AND CAUSE THE FUEL ODOR TO PENETRATE INSIDE THE VEHICLE. THE MANUFACTURER WAS CONTACTED. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 55,000. ## VIN PASSED ## MERCEDES-BENZ 2017C300 ##

NHTSA ODI 11383821

Nov 9, 2020Electrical systemFire

TL* THE CONTACT OWNED A 2017 MERCEDES-BENZ C300C. THE CONTACT STATED THAT WHILE THE VEHICLE WAS PARKED, THEY WERE INFORMED THAT THEIR VEHICLE WAS ON FIRE. THE VEHICLE'S CONSOLE HAD CAUGHT ON FIRE. THE CONTACT STATED THE FIRE DEPARTMENT HAD PUT OUT THE FIRE. THE VEHICLE WAS DEEMED TOTALED DUE TO THE ENTIRE INSIDE BEING COMPLETELY BURNED. THERE WERE NO INJURIES. A REPORT WAS FILED BY THE FIRE DEPARTMENT STATING THAT THE FIRE WAS CAUSED BY ELECTRICAL FAILURES. THE DEALER (MERCEDES-BENZ OF STEVENS CREEK 4500 STEVENS CREEK BLVD, SAN JOSE, CA 95129; (408) 641-4610) WAS MADE AWARE OF THE FAILURE AND INFORMED THE CONTACT THAT THEIR VEHICLE WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER: 17V114000 (ELECTRICAL SYSTEM, ENGINE AND ENGINE COOLING). THE CONTACT STATED THAT APPROXIMATELY, TWO MONTHS AGO A FUSE LINE UNDERNEATH THE FRONT PASSENGER SEAT HAD FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED AT THE DEALER MENTIONED ABOVE. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND A CASE WAS OPENED REGARDING THE MATTER. THE APPROXIMATE FAILURE MILEAGE WAS 53,000.

NHTSA ODI 11373777

Sep 14, 20201 injury

I WAS DRIVING ON THE HIGHWAY DOING ABOUT 55 MPH AND IT FELT LIKE SOMETHING FELL OUT OF THE SKY AND LANDED ON THE CAR, I INSTANTLY THOUGHT THAT I HIT SOMETHING BUT I DIDN'T IT WAS FOLLOWED BY A LOUD SOUND THAT SOUNDED LIKE A GUNSHOT FOLLOWED BY THE ENTIRE GLASS ROOF PANEL EXPLODING AND CRASHING DOWN INTO IN ME CAUSE MULTIPLE CUTS AND CAUSED ME TO SWERVE ON THE HIGHWAY. ## VIN PASSED ## MERCEDES-BENZ 2017 ##

NHTSA ODI 11354963

Aug 5, 2020Engine

CAR STARTED TO VIBRATE AT IDLE THEN GRADUATED TO SHAKING AT ALL TIMES EVEN DURING ACCELERATION. ACCELERATION VERY SLOW, STUCK FEELING. BROUGHT TO MERCEDES AT 28K MILES. THEY STATED IT IS A CRACKED PISTON IN CYLINDER 1. THIS IS APPARENTLY A VERY COMMON ISSUE WITH THIS ENGINE BUT THERE ARE NO RECALLS YET.

NHTSA ODI 11343507

Aug 2, 2020Engine

2017 MERCEDES C300 COUPE 49,000 MILES. THIS CAR HAS BEEN TO THE SERVICE CENTER 10 TIMES FOR ENGINE PROBLEMS " VIBRATIING, JERKING, SHAKING AND TICKING" LAST VISIT AT HOEHN MERCEDES,. SERVICE TECH SAID THAT THESE ENGINES AUTOMATICALLY VIBRATE AND JERK AND THAT IS JUST THE NATURE OF THE BEAST?? WTHECK???!! HAVE ALREADY HAD PISTON 1 CRACK AND BREAK, MECHANIC NEVER FOUND THE BROKEN PIECE. CAR IS MUCH WORSE SINCE THAT REPAIR. HOEHNN MB TOLD ME THAT THEY WERE REPLACING THE ENGIBE BUT WHWN I PICKED UP THE VAN THEY SAID THEY DECIDED JUST TO REPLACE PISTON #1

NHTSA ODI 11342812

Jul 5, 2020Electrical systemEngineVisibility & wipers

PISTON 1 CRACKED AT 48,000 MILES. MB TOLD OWNER THAT THE ENGINE HAD TO BE REPLACED BUT WHEN FINDING OUT THAT THE WARRANTY WAS UP AT 50,000 THEY REPLACED THE PISTON INSTEAD. CAR IS STILL SHAKING AT IDLE AND ROUGH RIDE. ENGINE SHAKES AND JERKS.

NHTSA ODI 11337524

Jul 5, 2020Visibility & wipers

CAR IS A 2017 MERCEDES C300 COUPE AND HAS HAD TO REPLACE WINDSHIELD 3 TIMES. PROBLEMS WITH WINDSHIELD CRACKING. 1ST REPAIR CAR CAME FROM DEALERSHIP WITH A LONG CRACK ON DRIVERS SIDE, 2ND CAR WAS AT SERVICE CENTER FOR 3 WEEKS TO A MONTH AND CUSTOMER CAME TO PICK UP THE CAR AND LONG CRACK ACROSS THE TOP OF WINDSHIELD. HAPPENED WHILE IN MB POSSESION

NHTSA ODI 11337525

Jun 12, 2020Visibility & wipers

TL* THE CONTACT OWNS A 2017 MERCEDES-BENZ C43 AMG. THE CONTACT STATED THAT WHILE DRIVING AT 50 MPH, THERE WAS AN ABNORMAL SOUND COMING FROM THE TOP OF THE VEHICLE. THE CONTACT INSPECTED THE VEHICLE AND BECAME AWARE OF A MASSIVE FRACTURE IN THE SUN ROOF. THE CONTACT CALLED AN UNKNOWN DEALER AND WAS INFORMED THAT THE VEHICLE WAS NOT COVERED UNDER WARRANTY. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 32,929.

NHTSA ODI 11328502

Mar 24, 2020SteeringElectrical systemSpeed controlCrash

TL* THE CONTACT OWNED A 2017 MERCEDES BENZ C43 AMG. THE CONTACT STATED THAT WHILE DRIVING AT 63 MPH IN THE RAIN, LOSS CONTROL OF THE VEHICLE AS IT SLED TO THE LEFT AND CRASHED INTO THE GUARD RAIL. THE INCIDENT OF MARCH 12TH DID NOT FEEL LIKE I HAD HYDRO-PLANNED. THE CONTACT STATED THAT SEVERAL WARNING LIGHTS ILLUMINATED SUCH AS AIR BAGS FAILURE, SHOCK FAILURE, SUSPENSION FAILURE AND TRACK FAILURE. THERE WERE NO INJURIES AND NO POLICE REPORT WAS FILED. THE VEHICLE'S DRIVER'S SIDE WAS DAMAGED UNDER THE FRONT BUMPER AND THE FRAME WAS DAMAGED BEYOND REPAIR. THE VEHICLE WAS TOWED TO AN AUTO BODY REPAIR FACILITY WHERE THE CONTACT WAS INFORMED THAT THE STEERING WAS EXTENSIVELY DAMAGED AND A FAILURE CAUSE COULD NOT BE DETERMINED. THE CONTACT RESEARCHED THE FAILURE ON-LINE AND BELIEVES THAT THE ELECTRIC STEERING WAS DEFECTIVE AND MAY BE A CAUSE OF THE FAILURE. THE CONTACT MENTIONED THAT THE VIN WAS NOT INCLUDED IN A RECALL FOR ELECTRICAL STEERING. DURING THE INSPECTION OF THE VEHICLE BY PENSKE AUTO COLLISION CENTER, THE TECHNICIAN COULD NOT TELL IF THE STEERING DAMAGE WAS SUSTAINED DURING THE COLLISION OR AS A RESULT OF A DEFECT. THEY ALSO FOUND DAMAGE TO THE REAR DRIVE UNIT ALTHOUGH, AS VERY VISIBLE IN THE PHOTOS, THE VEHICLE STRUCK THE BARRIER WITH THE FRONT LEFT (DRIVER'S SIDE) PORTION OF THE FRONT BUMPER. THE REAR OF THE CAR NEVER SLAMMED INTO THE BARRIER BUT DID SCRAPE ALONG THE DRIVER'S SIDE MOMENTARILY BUT THERE WAS NO IMPACT. THE COLLISION CENTER COULD NOT ACCOUNT FOR THE DAMAGE TO THE REAR DRIVE UNIT. IN RESEARCH, I FOUND A FEW MENTIONS AND COMPLAINTS OF THE REAR AXLE DISENGAGING WHICH COULD CAUSE LOSS OF CONTROL. THE VEHICLE WAS TOTALED BY THE CONTACT'S INSURANCE COMPANY. THE DEALER AND MANUFACTURER HAD BEEN CONTACTED. THE FAILURE MILEAGE WAS 32,000. *DT*JB

NHTSA ODI 11319155

Feb 29, 2020AirbagsSpeed controlBrakesCrash

ON MARCH 8, 2018 MY VEHICLE HAS BEEN INVOLVED IN AN ACCIDENT. WHILE DRIVING TO A MEETING THE RIGHT REAR WHEEL OF THE VEHICLE LOCKED UP SENDING THE VEHICLE INTO A 360-DEGREE SPIN. ALL SAFETY FEATURES IN THE VEHICLE FAILED. NO BRAKES, NO AIRBAGS DEPLOYED ON IMPACT. ON OR AROUND OCTOBER 21ST OF 2018. MY VEHICLE IS INVOLVED IN A SECOND ACCIDENT. THE CIRCUMSTANCES OF THE VEHICLE ARE IDENTICAL. WHILE ON MY WAY TO A MEETING THE RIGHT REAR WHEEL GOT LOCKED WHICH SENT THE CAR INTO A 360-DEGREE SPIN. BRAKES, STABILITY CONTROL FAIL, THE CAR ACCELERATED WHILE APPLYING BRAKES, AIR BAGS FAILED TO DEPLPOY ON IMPACT. AFTER THE ACCIDENT I REQUESTED MBUSA TO DISPATCH A SOFTWARE ENGINEER TO HAVE THE ONBOARD ELECTRONICS EXAMINED FOR A POSSIBLE DEFECT. MBUSA ALONG WITH THE MANUFACTURER ARE REFUSING TO HAVE AN ENGINEER SENT. THE DEALERSHIP IS ENGAGED IN DECEITFUL TACTICS IN THEIR COMMUNICATIONS WITH MBUSA LLC. THE DEALERSHIP HAS LIED MULTIPLE TIMES TO MBUSA STATING I AM NOT SHOWING UP TO PRESCRIBED MEETINGS. I HAVE SHOWED ON TIME ON THE DATE THE MEETINGS WITH THE ENGINEER WAS SUPPOSED TO TAKE PLACE AND HAVE A WITNESS. ON THE NIGHT OF THE SECOND ACCIDENT THE VEHICLE WAS BROKEN INTO TWICE. THE DEALERSHIP STAFF HAVE CHANGED THE RIGHT REAR TIRE ON THE VEHICLE TO MAKE IT APPEAR AS THOUGH IT WAS THE TIRE'S FAULT. THE PURCHASE RECEIPT FOR THE TIRE AND THE DOT NUMBERS DO NOT MATCH THE DOT NUMBER CURRENTLY ON A TIRE REPLACED BY THE STAFF. MBUSA ALLEGES IT IS THE TIRES FAULT WITHOUT PROVIDING ANY SCIENTIFIC FACT BASED EVIDEMCE. A YEAR AN A HALF LATER THE ISSUE IS NOT RESOLVED AND EVERYONE IS POINTING FINGERS AT EACH OTHER.

NHTSA ODI 11315335

Jan 11, 2020Fuel system

EXHAUST WAS COMING INTO THE CAR FOR MONTH. WHEN I STARTED THE CAR TO LET IT WARM UP IN WINTER MONTHS, I WOULD GET IN AND WONDER WHY I SMELLED GAS OR FUMES. FIGURED IT WAS FROM SITTING. NO DASHBOARD LIGHTS CAME ON, NO C02 SENSORS IF THERE ARE ANY, NOTHING CAME ON IN THE INTERIOR TO WARN ME THERE WAS AN INSANE. ONE PERSON TOLD ME THE PART WAS 'DEFECTIVE' ANOTHER PERSON TOLD MY BOYFRIEND THE PART WAS 'SPLIT MOST LIKELY FROM ROAD CONDITIONS' - THIS PUT MY LIFE AND MY 10 YEAR OLD'S LIFE AT RISK. IT REALLY NEEDS TO BE CHECKED OUT BECAUSE THE C300 COUPE IS RIDDLED WITH SMALL IDDUES

NHTSA ODI 11298512

Jan 6, 2020

IN LATE OCTOBER 2019, I WAS DRIVING ON THE FREEWAY AT 70 MPH. MY PANORAMIC SUNROOF SUDDENLY BLOW UP WITH A LOUD SOUND. MERCEDES CLAIMED THAT A ROCK OR SOMEONE SHOT BBGUN AT MY CAR. HOWEVER, I READ FROM MULTIPLE SOURCES THAT THIS HAPPEN OFTEN WITH THE MERCEDES'S PANORAMIC ROOF. LUCKY FOR ME, MY FAMILY WAS NOT IN THE CAR AT THE TIME.

NHTSA ODI 11297509

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Working with the data? Download all 251 complaints as CSV · fetched from NHTSA July 25, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2017 Mercedes-benz C-class Hybrid verdict →