Drivetrain

The typical sedan has a larger engine than the Kia Rio. Keep in mind that smaller engines are often cheaper to fix, but smaller engines can be stressed more. The Kia Rio could learn a lesson or two from the typical sedan when it comes to pickup. Torque is the force that lets you accelerate quickly, and in this respect, the typical sedan is tremendously more powerful than the Kia Rio.

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    Power steering fluid
    Checking the power steering fluid level With the vehicle on level ground, check the fluid level in the power steering reservoir periodically. The fluid should be between MAX and MIN marks on th ...

    Impressive Warranty
    Hyundai is Kia's corporate parent, so the Optima gets Hyundai's impressive warranty; it includes 10-year/100,000-mile powertrain protection and 5-year/60,000-mile roadside assistance. Kia is put ...

    Hazard warning flasher
    The hazard warning flasher causes the rear tail lights and front turn signal lights to flash on and off, which serves as a warning to other drivers to exercise caution when approaching or passin ...