Total Complaints
4 filings
MERCEDES-BENZ CLS550 · model year
4 NHTSA complaints. A VIN lookup is required to determine whether a specific vehicle has an unrepaired recall.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2011MERCEDES-BENZCLS550 carries 4 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 0 crashes, 0 fires, 0 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
The most frequently selected component label in reports for the 2011 CLS550 is power train:automatic transmission with 1 filings, followed by electrical system (1) and fuel/propulsion system (1). Complaint categories reflect owner reports and intake categorization; they do not establish a defect pattern or cause.
NHTSA currently has 15 investigation files overlapping the 2011 CLS550. Owners comparing this cohort against neighboring years should read the complaint-by-year trend as report volume, not a causal diagnosis. Use the related-complaint feed and the official recall lookup when researching a specific vehicle.
Total Complaints
4 filings
Crashes Reported
0 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| POWER TRAIN:AUTOMATIC TRANSMISSION | 1 |
| ELECTRICAL SYSTEM | 1 |
| FUEL/PROPULSION SYSTEM | 1 |
| SEATS | 1 |
SITTING @ RED LIGHT NOT MOVING AND BOTH HEAD RESTS DEPLOYED. HADN'T HIT ANY POT HOLES NOR WAS MY VEHICLE JARRED IN ANY WAY. HAD TO PAY $165 FOR DEALER TO RESET THEM AS IT WAS NOT UNDER WARRANTY....UPDATED 09/22/15 *BF THE HEADREST MECHANISM MUST BE DEFECTIVE TO DEPLOY WHILE THE VEHICLE IS SITTING PERFECTLY STILL. UPDATED 12/9/2015 *JS
Mileage: 47,840
I SMELL GAS FUMES IN AND AROUND THE VEHICLE. I AM WORRY BECAUSE THE SMELL IS VERY STRONG WERE THE BABY CAR SEAT IS, HE IS INHALING ALL THAT FUMED.
Mileage: 39,900
TODAY, I WAS INFORMED BUY THE MERCEDES BENZ DEALER SERVICE SPECIALIST AT INTAKE, AT THE ONLY DEALER IN FAYETTEVILLE N.C. 3203 BRAGG BLVD. WHEN TAKING THE CAR IN FOR SERVICE THAT THE REVERSE CAMERA FOR BACKING UP SAFELY, COAXIAL CABLE WAS DAMAGED CAUSING THE CAMERA TO MALFUNCTION DUE TO OPENING AND CLOSING THE TRUCK. APPARENTLY, THE TRUCK SLICES THE COAXIAL CABLE EACH TIME YOU OPEN AND CLOSE THE TRUCK UNTIL THE CABLE BREAKS, STOPPING THE CONNECTION OF THE CAMERA TO THE VIEWER. I DON'T BELIEVING THIS DEFECT IN THE USE OF THE TRUCK CAUSING THE CABLE TO BE CUT UP SHOULD BE AT THE CONSUMERS EXPENSE TO FIX EACH TIME IT HAPPENS FROM SIMPLY USING OUR TRUNKS. I ALSO HAVE A DISABILITY RETIREMENT DUE TO INJURES TO MY NECK AND BACK WORKING AS A LAW ENFORCEMENT OFFICER, AND THAT BACK UP CAMERA HELPS TO INSURE SAFE BACK UPS FOR PEOPLE SUCH AS MYSELF. *TR
Mileage: 45,000
TL* THE CONTACT OWNS A 2011 MERCEDES BENZ CLS 550. THE CONTACT STATED THAT THE VEHICLE LUNGED FORWARD AFTER BEING SHIFTED INTO DRIVE AND DRIVEN OUT OF A DRIVEWAY. THE VEHICLE WAS TAKEN TO THE DEALER AND THE DEALER STATED THAT THE TRANSMISSION CODES NEEDED TO BE RESET. THE MANUFACTURER WAS NOTIFIED. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 4,000 AND THE CURRENT MILEAGE WAS 18,000. UPDATED 04/25/12*LJ THE CONSUMER STATED WHEN HE SHIFTED FROM REVERSE TO DRIVE, THERE WAS A LONG DELAY TO ENGAGE. UPDATED 05/02/12
Mileage: 4,000
Data vintage: August 2026. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Every figure on PlainCars is rendered directly from NHTSA complaint and safety data, no number is typed in by an editor. This year-specific record is rendered from NHTSA ODI, recall, and NCAP rows for the 2011 MERCEDES-BENZ CLS550; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of August 2026.
Read our methodology - how this data is sourced, computed, and verified.