vehicle signal
U.S. public vehicle records

2008 Mercedes Benz C350 problems and owner complaints

Explore the records behind recurring owner reports.

Key facts

144 owner complaints analyzed

6 distinct recall campaigns

70,000 mi median reported failure mileage

Scope: 2008 model year. Data snapshot: . 99 complaints include usable failure mileage.

Owner-reported patterns

Most common problems

Air Bags is the most frequently named component, appearing in 52 of 144 complaints (36.1%). A complaint can name multiple components.

Recurring terms in complaint narratives
TopicMatching reportsShare of complaints
Steering behavior3524.3%
Electrical and battery issues3020.8%
Braking behavior139.0%
Transmission and shifting64.2%
Engine operation32.1%
Fuel system concerns21.4%

Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.

Component breakdown

Number of unique complaints naming each component. Top eight shown.

Air Bags
52
Electrical System
51
Steering
31
Exterior Lighting
29
Engine
7
Unknown Or Other
4
Electrical System:Ignition:Switch
2
Fuel/Propulsion System
2
Component breakdown data
CategoryCount
Air Bags52
Electrical System51
Steering31
Exterior Lighting29
Engine7
Unknown Or Other4
Electrical System:Ignition:Switch2
Fuel/Propulsion System2

Air Bags: 52; Electrical System: 51; Steering: 31; Exterior Lighting: 29; Engine: 7; Unknown Or Other: 4; Electrical System:Ignition:Switch: 2; Fuel/Propulsion System: 2

Reported problems by failure mileage

Complaint counts in mileage bands. These are not failure rates per vehicle or mile.

Under 25,000
7
25,000 to 49,999
13
50,000 to 74,999
33
75,000 to 99,999
26
100,000 to 149,999
18
150,000 and above
2
Reported problems by failure mileage data
CategoryCount
Under 25,0007
25,000 to 49,99913
50,000 to 74,99933
75,000 to 99,99926
100,000 to 149,99918
150,000 and above2

Under 25,000: 7; 25,000 to 49,999: 13; 50,000 to 74,999: 33; 75,000 to 99,999: 26; 100,000 to 149,999: 18; 150,000 and above: 2

50,000 to 74,999 miles has the most reports with usable mileage (33). 45 complaints have missing, zero or invalid mileage.

Complaints over time

Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.

2009
2
2011
4
2013
21
2014
21
2015
19
2016
24
2017
28
2018
16
2020
1
2021
2
2022
4
2023
1
2025
1
Complaints over time data
CategoryCount
20092
20114
201321
201421
201519
201624
201728
201816
20201
20212
20224
20231
20251

2009: 2; 2011: 4; 2013: 21; 2014: 21; 2015: 19; 2016: 24; 2017: 28; 2018: 16; 2020: 1; 2021: 2; 2022: 4; 2023: 1; 2025: 1

Pattern summary

Air Bags leads the component reports. Steering behavior appears in 35 complaint narratives. Electrical and battery issues appears in 30 complaint narratives. Braking behavior appears in 13 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.

Calculated from recorded counts. An AI narrative has not been published for this selection.

Complaint evidence

Examples provide context, not a representative sample or a verified diagnosis.

Owner report 10524932 · 2013-07-15 (July 15, 2013)

MERCEDES C350 2008 52,000 MILES.CAR SUDDENLY WOULD NOT START. LIGHTS WORKED, CONSOLE SCREEN CAME ON, NAVIGATION SCREEN POPPED UP. IT WASN'T BATTERY,NOT BOTH CAR KEYS.CANNOT GET OUT OF PARK,STEERING WHEEL LOCKED. HAD TO TOW TO NEAREST DEALERSHIP 70 MILES AWAY. BAD STEERING WHEEL LOCK (ICM)IGNITION CONTROL REPLACEMENT COST $1500. MECHANIC PRIOR LOOKED AND TRIED ORDERING PART. WOULDN'T SELL IT TO HIM BECAUSE IT WAS SUPPOSABLE A RECALLED PART!? DEALERSHIP SAID NO RECALL OR WARRANTY, OUT OF POCKET. THEN WHEN INFORMED REPAIR DONE, I WAS TOLD COMMAND…

Owner-reported narrative. 52,000 miles reported. Look up ODI 10524932 at NHTSA ↗

Owner report 10551531 · 2013-11-08 (November 8, 2013)

IN THE C300 AND C350 MODELS, THERE HAS BEEN AN ON-GOING ISSUE WITH STEERING WHEEL LOCKS. MERCEDES BENZ HAS DONE NOTHING TO CORRECT THIS OR CHANGE THE PART THAT HAVE BEEN FAULTY, DUE TO THIS PROBLEM THIS CAN LEAVE AN INDIVIDUAL STRANDED WITH OUT ANY WARNING AS IT JUST HAPPENS OUT OF NO WHERE. MY VEHICLE IS UP TO DATE ON ALL IT'S MAINTENANCE, AND OUT OF NO WHERE IT JUST WOULDN'T START AND IT WASN'T THE BATTERY IT WAS THE STEERING WHEEL LOCK (PART #2019005912). THIS IS UNACCEPTABLE AS IT'S BEEN A PROBLEM FOR MANY YEARS ONT EH C300 AND C350 MODE…

Owner-reported narrative. 60,000 miles reported. Look up ODI 10551531 at NHTSA ↗

Owner report 10525026 · 2013-07-15 (July 15, 2013)

JUST SAW ON THE INTERNET THE INVESTIGATION ON 2008 C350 AND FAULTY BRAKE LIGHTS. EVER SINCE ABOUT 2009-2010 WE'VE BEEN PLAGUED WITH ELECTRICAL PROBLEMS WITH THIS CAR, BUT ALWAYS WE GET WARNINGS ABOUT THE TAIL BRAKE LIGHTS. WE'VE HAD THE CAR TO THE DEALER MULTIPLE TIMES, AND HAVE HAD SEVERAL EXPENSIVE REPAIRS CHANGING OUT BOARDS. STILL....EVERY TIME YOU START THE VEHICLE YOU HAVE TO CLEAR THE TAILLIGHT ERROR MESSAGES. TO BE FAIR WE'VE NOT HAD ANY BURNING OR MELTED PARTS, MAYBE WE'VE JUST GOTTEN LUCKY. BUT THERE IS DEFINITELY SOMETHING WRONG…

Owner-reported narrative. 140,000 miles reported. Look up ODI 10525026 at NHTSA ↗

Owner report 10525551 · 2013-07-18 (July 18, 2013)

REAR DRIVERS SIDE AND PASSENGER SIDE TAIL LIGHTS (BRAKE LIGHTS, TURN SIGNALS, AND RUNNING LIGHTS) ARE NO LONGER FUNCTIONING. UPON INSPECTION, LIGHTS ARE BARELY FUNCTIONING OR NOT FUNCTIONING AT ALL WITH NO INDICATION OF FAULTY BULBS OR FUSES, AND WIRING HARNESS CONNECTING THE TAIL LIGHTS TO THE ELECTRICAL SYSTEM IS EXTREMELY HOT. *TR

Owner-reported narrative. 56,000 miles reported. Look up ODI 10525551 at NHTSA ↗

Owner report 10430224 · 2011-10-14 (October 14, 2011)

I REALLY NEEDED MB TO COME THROUGH FOR ME IN MY SITUATION. I'M A LOYAL OWNER OF MERCEDES BENZ (TWO CARS IN THE PAST 4 YEARS). MY MOST RECENT PURCHASE, THE C350 SPORT, CAME DOWN WITH A TRANSMISSION BREAKDOWN LAST WEEK AFTER 3 YEARS AND JUST 86K MILES. I HAD THE CAR TOWED TO THE EUROMOTORS, GERMANTOWN MD JUST TO BE TOLD THAT I WAS GOING TO HAVE TO PAY ABOUT $10 K IN REPAIRS. I BECAME A MB CUSTOMER BECAUSE OF YOUR CRAFTSMANSHIP REPUTATION. I NEVER EXPECTED A POWERTRAIN ISSUE SO EARLY IN THE LIFE OF SUCH A GREAT CAR. THEIR SERVICE DEPARTMENT DIAGNO…

Owner-reported narrative. 86,000 miles reported. Look up ODI 10430224 at NHTSA ↗

Owner report 10439977 · 2011-12-14 (December 14, 2011)

TL* THE CONTACT OWNS A 2008 MERCEDES-BENZ C 350. THE CONTACT STATED THAT THE VEHICLE WAS SHIFTED INTO REVERSE BUT THE VEHICLE WOULD NOT RESPOND. THE CONTACT THEN SHIFTED INTO DRIVE BUT STILL, NO RESPONSE. THE CONTACT HAD TO RESTART THE VEHICLE TO IN ORDER FOR THE VEHICLE TO RESPOND. THE VEHICLE WAS TAKEN TO THE DEALER BUT THE DEALER DID NOT PERFORM A DIAGNOSTIC TEST. THE FAILURE MILEAGE WAS 21,000. THE VIN WAS NOT AVAILABLE.

Owner-reported narrative. 21,000 miles reported. Look up ODI 10439977 at NHTSA ↗

Owner report 10648789 · 2014-10-20 (October 20, 2014)

TL* THE CONTACT OWNS A 2008 MERCEDES BENZ C350. THE CONTACT STATED WHILE DRIVING APPROXIMATELY 80 MPH, THE ENGINE STALLED AND AN UNKNOWN WARNING LIGHT ILLUMINATED ON THE INSTRUMENTAL PANEL. THE FAILURE RECURRED TWICE. THE VEHICLE HAS NOT BEEN REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 104,000.

Owner-reported narrative. 104,000 miles reported. Look up ODI 10648789 at NHTSA ↗

Owner report 10928043 · 2016-11-26 (November 26, 2016)

TAKATA RECALL I HAVE BEEN WAITING MORE THAN 1 YEAR FOR PARTS TO BECOME AVAILABLE TO REPAIR THIS DANGEROUS SITUATION. I THINK MERCEDES IS STALLING TO AVOID THESE REPAIRS.

Owner-reported narrative. Look up ODI 10928043 at NHTSA ↗

Owner report 11090461 · 2018-04-27 (April 27, 2018)

TL* THE CONTACT OWNS A 2008 MERCEDES-BENZ C350. THE CONTACT STATED THAT THE VEHICLE EMITTED AN ABNORMAL FUEL ODOR. MONTHS AFTER THE ODOR WAS NOTICED, THE VEHICLE BECAME INOPERABLE. THE FAILURE OCCURRED WITHOUT WARNING. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT FUEL ENTERED INTO THE CARBON FILTER AND THE ENTIRE FUEL TANK NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE DEALER AND MANUFACTURER WERE NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 130,000. THE VIN WAS NOT PROVIDED.

Owner-reported narrative. 130,000 miles reported. Look up ODI 11090461 at NHTSA ↗

Owner report 11390961 · 2021-02-01 (February 1, 2021)

TL* THE CONTACT OWNS A 2008 MERCEDES BENZ C350. THE CONTACT STATED THAT WHILE OPERATING THE VEHICLE, SEVERAL ELECTRICAL FAILURES HAD OCCURRED AND ON SEVERAL OCCASIONS AND THE VEHICLE WOULD NOT START. THE CONTACT REPLACED THE FUEL PUMP HOWEVER, THE FAILURE CONTINUED. IT WAS LATER DISCOVERED THE CAUSE OF THE FAILURE WAS DUE TO A FAULTY FUSE. NO FURTHER INFORMATION WAS AVAILABLE. ADDITIONALLY, THE PASSENGER'S SIDE HEADLIGHT AND WINDSHIELD WIPERS HAD STOPPED WORKING AND THE SRS WARNING LIGHT WAS ILLUMINATED. THE CAUSE OF THE FAILURES WERE NOT DETER…

Owner-reported narrative. 150,000 miles reported. Look up ODI 11390961 at NHTSA ↗