Kia Optima Hybrid (2011)

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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 ...

    Interior Features
    Test drivers say the Rio and Rio5 have easy-to-read gauges and generally like the layout of the dash, but the praise ends there. The Rio’s barebones interior comes with a four-speaker audio syst ...

    Owner maintenance
    The following lists are vehicle checks and inspections that should be performed by the owner or an authorized KIA dealer at the frequencies indicated to help ensure safe, dependable operation of y ...