See also:

SOLID RIDE WITH POWER TO SPARE AND EXCELLENT FUEL ECONOMY
In terms of driving characteristics, the Optima is very much in keeping with the Hyundai Sonata, which shares the same platform. The cabin is quiet and the drive is smooth, with the Optima feeling ...

Fuel requirements
Your new vehicle is designed to use only unleaded fuel having a pump octane number ((R+M)/2) of 87 (Research Octane Number 91) or higher. Your new vehicle is designed to obtain maximum performanc ...

If the engine will not start
If engine doesn't turn over or turns over slowly 1. If your car has an automatic transaxle, be sure the shift lever is in N (Neutral) or P (Park) and the emergency brake is set. 2. Check the bat ...