Mercedes-Benz CL63: problems, complaints, bulletins

Summary for the Mercedes-Benz CL63 across 4 model years: 5 owner complaints and 0 NHTSA service bulletins, plus repair videos. Pick a year for details.

Model years

Year	Owner complaints	involving a crash	Technical service bulletins (TSB)	YouTube repair videos
2012	1	0	0	0
2009	1	0	0	0
2008	2	0	0	0
2007	1	0	0	0

What fails most often

1 Wheels 40% of all complaints
2 Electrical system 20% of all complaints
3 Fuel/propulsion system 20% of all complaints
4 Steering 20% of all complaints

Circle size and colour show each component’s share of NHTSA complaints. Schematic only, not a drawing of the exact model.

Wheels: 2 complaints (40% of all).
Electrical system: 1 complaints (20% of all).
Fuel/propulsion system: 1 complaints (20% of all).
Steering: 1 complaints (20% of all).

Symptoms owners describe

How many of the 5 NHTSA complaints mention each symptom (automatic count from complaint text; one complaint can mention several).

warning lights, check engine1 · 20%
infotainment or screen glitches1 · 20%
headlights and tail lights1 · 20%

Components owners complain about

Component	Owner complaints	involving a crash	Technical service bulletins (TSB)
Wheels	2	0	0
Electrical system	1	0	0
Fuel/propulsion system	1	0	0
Steering	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.

There were no warning lights illuminated. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was 30,000. The vin was not available.
Steering · 2012 · 2018-10-30 · NHTSA complaint #11144093
Strong gasoline odor inside car, took to mercedes benz of pompano and was told that this was a problem they have seen before and that the fuel sending units have to be replaced and tank insulation pad is saturated with fuel and must be replaced.
Fuel/propulsion system · 2009 · 2016-09-29 · NHTSA complaint #10910489
Ref: complaint 10549686 I am entering a second complaint regarding casting defects in order to simplify it and to present information that proves mercedes-benz must replace one wheel on my vehicle. According to the usa consumer action handbook contacting nhtsa is suggested.
Wheels · 2008 · 2013-11-09 · NHTSA complaint #10551598
The headlight, windshield wipers, radio were inoperable. The reason is the central gate was burned, dealer did not disclose the cause of it.
Electrical system · 2008 · 2013-01-08 · NHTSA complaint #10491769
Tl contact owns a 2007 mercedes benz cls63. While driving approximately 20 mph the air pressure light illuminated on the dashboard. The vehicle was taken to an authorized dealer where he was informed the front passenger side wheel was cracked. It was repaired.
Wheels · 2007 · 2010-09-01 · NHTSA complaint #10353360

When owners complained

NHTSA complaints by filing year. The peak shows at what age the problems show up most.

20101
20132
20161
20181

What to check before buying

Wheels. Wheel runout, cracks, signs of a wheel strike.
Electrical system. Scan all modules, test the battery and alternator, inspect connectors near the impact zone.
Fuel/propulsion system. Fuel smell, leaks, rough running, fuel-system codes.
Steering. Steering play, power assist, rack and tie rods after a wheel impact.

Other models of this make

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.