Adjusting the height up and down (If Installed)
To raise the headrest, pull it up to the desired position (1). To lower the headrest, push and hold the release button (2) on the headrest support and lower the headrest to the desired position (3).
See also:
What About Gasohol?
Gasohol (a mixture of 90% unleaded gasoline and 10% ethanol or grain alcohol)
may be used in your Hyundai. However, if your engine develops driveability problems,
the use of 100% unleaded gasoline ...
Engine Compartment
1. Engine coolant reservoir
2. Engine oil filler cap
3. Brake fluid reservoir
4. Air cleaner filter
5. Windshield washer fluid reservoir cap
6. Power steering fluid reservoir (If Installed)
7. ...
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 ...