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Valve clearance
Inspect excessive valve noise and/or engine vibration and adjust if necessary. An authorized HYUNDAI dealer should perform the operation. ...

DIRECT INJECTION LAMBDA 3.8-LITER ENGINE
In keeping with its 5.0-liter V8 sibling, the Hyundai Genesis 3.8-liter Lambda engine will receive direct injection (GDI) technology, boosting its output 15 percent from 290 to 333 horsepower, an ...

Interior light
Do not use the interior lights for extended periods when the engine is not running. It may cause battery discharge. ...