See also:

Knowing your vehicle
Keys Remote keyless entry Theft-alarm system Immobilizer system Door locks Windows Seat Safety belts Air bags-supplemental restraint system Trunk Hood Fuel filler lid Mirrors Interior lig ...

Recommended lubricants and capacities
To help achieve proper engine and powertrain performance and durability, use only lubricants of the proper quality. The correct lubricants also help promote engine efficiency that results in improv ...

Roomy New Interior
However, the Optima's quiet new interior is more upscale and will accommodate four tall adults, or five in a pinch. Front seats are supportive, and the rear-seat area is impressively roomy—alt ...