2007 Mercedes Benz S550
Not enough comparison years on file yet for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
- Complaints
- 54
- Recalls
- 0
- Investigations
- 0
- Top problem
- Power train
None on file
None on file
24% of complaints
Complaints per year
2007: 54 complaints
View as data table
| Year | Complaints |
|---|---|
| 2007 | 54 |
| 2008 | 19 |
Known problem areas
Percentages can add to more than 100% — a complaint can name more than one system.
Power train
24% · 13 reportsMost commonly citing automatic transmission.
Suspension
22% · 12 reportsShow complaint excerpts
Vehicle's body movement or damping motion while traveling on highway responds awkwardly. The vehicle has a waddle or a side to side motion instead of an up/down motion while traveling over the highway at 60 mph.
NHTSA ODI report, 2024-06-02
Also filed under Steering
Tl* the contact owns a 2007 Mercedes Benz S550. The contact stated that the vehicle would exhibit a loud noise when completing a turn in either direction or when traveling over a road bump. The steering wheel would also shake abnormally.
NHTSA ODI report, 2013-07-31
Tl* the contact owns a 2007 Mercedes-Benz S550. The contact stated that while driving 15 MPH, the front driver and passenger side ball joints exhibited an abnormal noise, making it difficult for the contact to control the vehicle.
NHTSA ODI report, 2013-05-15
Electrical system
20% · 11 reportsMost commonly citing alternator/generator/regulator.
Show complaint excerpts
Tl* the contact owns a 2007 mercedes S550. The contact was stopped at a traffic stop and noticed smoke coming from under the hood.
NHTSA ODI report, 2013-01-04
My name is [xxx], and I am a resident of queens, ny. I recently bought a 07 Mercedes Benz S550 in July of 2009 from the certified pre-owned dealership with cpo warranty. I had it financed with Mercedes Benz financial.
NHTSA ODI report, 2010-08-04
I went to replace my low beam and high beam bulbs on the passenger side and found that the wiring for the low beam had 0 insulation on it and I installed the new high beam bulb and the wires starting arcing causing the car to turn off the high beams...
NHTSA ODI report, 2024-09-24
Vehicle speed control
17% · 9 reportsShow complaint excerpts
Tl*the contact owns a 2007 Mercedes Benz S550. While driving 65 MPH, the vehicle lunged forward and backwards and then stopped without warning. The engine remained running; however, the vehicle would not accelerate.
NHTSA ODI report, 2007-12-20
Engine
15% · 8 reportsShow complaint excerpts
Balance shaft/idle gear material wore out causing timing chain to become loose and engine to jump timing while driving. Engine locked up and died while going down the highway! Expensive repair that Mercedes Benz knows about!!
NHTSA ODI report, 2018-08-07
Tl* the contact owns a 2007 Mercedes-Benz S550. While driving 10 MPH, the engine stalled and the vehicle failed to restart.
NHTSA ODI report, 2018-05-29
Safety timeline
No recalls on file for this model year.
0 recalls · 0 investigations · oldest first
To check one car, enter its VIN on the NHTSA recall page. Check a VIN →
Buy-smart checklist
2007 Mercedes Benz S550 — pre-purchase inspection
Inspect
- Power train: 13 reports on file for this year.
- Suspension: 12 reports on file for this year.
- Electrical system: 11 reports on file for this year.
FAQ
- Is the 2007 Mercedes Benz S550 reliable?
- There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
- What are the most common problems with the 2007 Mercedes Benz S550?
- The most-reported component is power train, accounting for 24% of complaints on file.
- How many recalls does the 2007 Mercedes Benz S550 have?
- No recalls are on file for this model year.
Data updated 2026-10-31 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.