Gasolines for cleaner air
To help contribute to cleaner air, HYUNDAI recommends that you use gasolines treated with detergent additives, which help prevent deposit formation in the engine. These gasolines will help the engine run cleaner and enhance performance of the Emission Control System.
See also:
Emission Control System
Your Hyundai is equipped with an emission control system to meet all requirements
of the U.S. Environmental Protection Agency or California Air Resources Board.
There are three emission control sys ...
Tail gate
o Pull and raise the "DOOR" release lever to
open the tail gate.
o To close, lower the door, then press down on
it until it locks. To be sure the door is securely
fastened, try to pull ...
Safety
The Hyundai Sonata is one of only two cars on the market that have received
both a Top Safety Pick designation from the Insurance Institute for Highway
Safety and a five-star overall safety rating ...


