See also:

Interior lights
CAUTION Do not use the interior lights for extended periods when the engine is not running. It may cause battery discharge. Automatic turn off function (if equipped) The interior lights automat ...

POWER AND FUEL-ECONOMY ARE UP TO PAR
That description might have you thinking the Optima has all sorts of power. True, the upgraded 2.4-liter four-cylinder gets added power for ’09 with 175hp and 169 ft-lbs of torque, but it’s no ...

Cruise control system
The cruise control system allows you to program the vehicle to maintain a constant speed without resting your foot on the accelerator pedal. This system is designed to function above approximatel ...