AI Damage2007 Mercedes-Benz CL550 reliability: common problems
Owners of the 2007 Mercedes-Benz CL550 filed 7 complaints with NHTSA, most often about fuel/propulsion system and electrical system. Details by component below, with sources.
Key figures
- Owner complaints
- 7
What fails most often
- 1 Fuel/propulsion system 71% of all complaints
- 2 Electrical system 43% of all complaints
- 3 Engine 14% of all complaints
- 4 Fuel system 14% of all complaints
- 5 Service brakes 14% of all complaints
- Fuel/propulsion system: 5 complaints (71% of all).
- Electrical system: 3 complaints (43% of all).
- Engine: 1 complaints (14% of all).
- Fuel system: 1 complaints (14% of all).
- Service brakes: 1 complaints (14% of all).
Symptoms owners describe
How many of the 7 NHTSA complaints mention each symptom (automatic count from complaint text; one complaint can mention several).
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Fuel/propulsion system | 5 | 0 | 0 |
| Electrical system | 3 | 0 | 0 |
| Engine | 1 | 0 | 0 |
| Fuel system | 1 | 0 | 0 |
| Service brakes | 1 | 0 | 0 |
What owners report
Short excerpts of NHTSA complaints in the original wording. These are owner statements not verified by NHTSA; personal data removed.
The fuel tank is leaking fuel. The fuel tank has cracks in it causing it to leave a puddle of fuel. The company had the same issues with other vehicles. This is a serious safety concern .
When I entered the garage about a hour later there is a very strong smell of gasoline in the entire garage. Is there are recall on this issue. I did not overfill the tank, and the cap was on.
Tl* the contact owns a 2007 mercedes cl 550. The contact stated that while driving at an unknown speed, the brake fluid low message suddenly displayed on the instrument panel. The vehicle was taken to the dealer. The technician repaired the rear brakes.
Note: date listed is not first time nor only time, this is date of last fill up. Car has strong gas odor inside of vehicle after filling up. This lasts for a few days. This has happened numerous times but does not stem to happen every time. There is no evidence of leaking under car or under hood.
Car made noise & stopped suddenly in the middle of the road, oil leakage happened before 30,000 mileage ,driveway full of oil leakage ,took to the dealer, initially could not find any defect ,after insisting that there is definitely a problem, they called me & said there is some tube needs to be changed ,stopped again…
When owners complained
NHTSA complaints by filing year. The peak shows at what age the problems show up most.
Comparison
By complaint count this model year ranks 11,587 of 32,257 model years in the NHTSA data (top 36% most complained about).
On average one model year of the CL550 has 4 complaints (6 years in the data). This year has 7, above average.
What to check before buying
- Fuel/propulsion system. Fuel smell, leaks, rough running, fuel-system codes.
- Electrical system. Scan all modules, test the battery and alternator, inspect connectors near the impact zone.
- Engine. Cold start, unusual noises, oil leaks and engine codes.
- Fuel system. Fuel smell, leaks, rough running, fuel-system codes.
Other years of this model
Questions and answers
What are the most common problems with the 2007 Mercedes-Benz CL550?
Owner complaints to NHTSA most often mention: fuel/propulsion system, electrical system, engine. Total complaints: 7. The most frequent symptoms in complaint texts: fuel system, fuel smell (29%), oil leak or consumption (14%), windows, sunroof (14%).
How many service bulletins (TSB) were issued for the 2007 Mercedes-Benz CL550?
NHTSA lists 0 manufacturer service bulletins for this year. A bulletin tells dealers how to diagnose or fix a known issue; it is not a recall.
Should I buy a 2007 Mercedes-Benz CL550 from a US auction?
Owner complaints describe defects, not crash damage. Before bidding, check the components listed above and review the lot photos: VinWind builds a report of visible and hidden damage by VIN.
Other 2007 models
Read also
Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-06.