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Some frequent issues seem to be showing up with the 2010 Mercedes S550, according to reports. A big problem involves the HVAC systems, where the blower motor is known to fail over time. Additionally, there have been occasional instances of camshaft failure, which would need to be replaced. This issue can also cause other engine problems if the position sensor malfunctions. In addition to these primary concerns, other common complaints include malfunctioning transmission drive selector modules, engine durability issues, and cracked crankshaft discs.
Issues frequently encountered in the 2010 Mercedes S550 include the check engine light coming on because of a defective camshaft adjuster solenoid, potential failure of the HVAC blower motor, and the car stalling or having difficulty starting due to a malfunctioning crankshaft position sensor.
The 2010 Mercedes s550 4matic is having trouble starting the engine, despite everything else appearing to be in working order. The battery under the hood is fully charged to 100%.