2007 Mercedes-Benz S550 problems
Verdict · NHTSA data
One of the years to avoid
With 83 complaints filed to NHTSA — about 4.0 times the median S550 year — the 2007 model ranks #1 of 10 S550 years for complaint volume. It lands on the years-to-avoid list.
No single system dominates the record — complaints spread across transmission (13), engine (12), and suspension (12), which usually points to general build quality rather than one defect.
83
NHTSA complaints
0
Recalls
0
Investigations
0
Crash-involved
2
Fires reported
0
Injuries
0
Deaths
—
NCAP overall
How does 2007 compare to other S550 years?
What are the most common 2007 Mercedes-Benz S550 problems?
| Component | Complaints | Share | vs prior year |
|---|---|---|---|
| Transmission | 13 | 16% | new |
| Engine | 12 | 14% | new |
| Electrical System | 12 | 14% | new |
| Suspension | 12 | 14% | new |
| Speed Control | 9 | 11% | new |
| Other | 6 | 7% | new |
| Fuel System | 5 | 6% | new |
| Body & Structure | 3 | 4% | new |
| Airbags | 3 | 4% | new |
| Steering | 3 | 4% | new |
| Brakes | 2 | 2% | new |
| Visibility & Wipers | 1 | 1% | new |
| Lighting | 1 | 1% | new |
| Seat Belts | 1 | 1% | new |
Consumer complaints filed with NHTSA
Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.
“WITHOUT ANY APPARENT REASON THE ENGINE STALLED, TRANSMISSION APPEAR NOT TO BE FUNCTIONING PROPERLY. CAR RETURN TO FUNCTION NORMALLY AFTER BEING PARKED FOR 2 OR 3 HOURS. TODAY 4/20/2009 CAR APPEAR TO BE EXPERIENCING THE SAME PROBLEM, PLEASE NOTICE THAT DASHBOARD INDICATOR IS ALERTING OF ANY…”
“ERROR CODE P0019 CAM SENSOR BANK B, MANUFACTURERS USED DEFECTIVE PART THAT TIMING SPROCKET TEETH HAVE ERODED DUE TO DEFECTIVE PARTS USED WHICH HAVE AND WILL CAUSE VEHICLE TO STAHL WHILE RUNNING. BOTH FRONT STRUTS WEAR ON ALL MODELS THAT CAUSE DRIVING CONDITIONS THAT CAN CAUSE DEATH WHILE DRIVER…”
“TL* THE CONTACT OWNS A 2007 MERCEDES S550. THE CONTACT WAS STOPPED AT A TRAFFIC STOP AND NOTICED SMOKE COMING FROM UNDER THE HOOD. THE CONTACT STOPPED IN A PARKING LOT AND NOTICED FLAMES WERE INSIDE THE GRILL AND BEHIND THE PASSENGER'S SIDE HEADLIGHT. THE FIRE DEPARTMENT WAS CALLED AND A FIRE…”
“WORN TIMING SPROCKET AND BALANCE SHAFT WAS DEFECTIVE WHEN I PURCHASE THE VEHICLE IN 2011. MERCEDES BENZ KNEW ABOUT THIS DEFECTIVE PART AND DID NOT INFORM ME. THE VEHICLE HAD 46000 MILES ON IT AT THE TIME. IF I WAS INFORM ABOUT THIS PROBLEM I WOULDN'T HAVE BOUGHT IT. I BELIEVE THIS IS A VIOLATION OF…”
“VEHICLE IS STOPPED AT TRAFFIC LIGHT WITH DRIVER'S FOOT ON BRAKE. ENGINE REVS UP FOR A MOMENT AND VEHICLE LURCHES FORWARD. HAPPENED AT TWO STOPS AT LIGHTS WITHIN A FEW MINUTES. *TR”
2007 Mercedes-Benz S550 — common questions
Is the 2007 Mercedes-Benz S550 reliable?
NHTSA data argues against it: 83 complaints put the 2007 model at #1 of 10 S550 years. It is one of the S550 years to avoid.
What are the most common 2007 S550 problems?
According to NHTSA complaint data, the leading problem areas are transmission (13 complaints), engine (12 complaints), suspension (12 complaints).
Does the 2007 Mercedes-Benz S550 have recalls?
No. NHTSA lists no recall campaigns for the 2007 Mercedes-Benz S550.
Which Mercedes-Benz S550 years should you avoid?
Based on complaint rates and open investigations, the S550 years to avoid are 2007, 2015, 2014. The cleanest record among S550 years belongs to 2012.
Related
Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.
Compiled by Sharon Ben-Moshe, Founder.