Change to "winter weight" oil if necessary
In some climates it is recommended that a lower viscosity "winter weight" oil be used during cold weather. See section 8 for recommendations. If you aren't sure what weight oil you should use, consult an authorized HYUNDAI dealer.
See also:
Safety
The Hyundai Sonata is one of only two cars on the market to have received
both a Top Safety Pick designation from the Insurance Institute for Highway
Safety and a five-star overall safety rating f ...
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 ...
Satellite radio reception
You may experience problems in receiving XM™ satellite radio signals in the following
situations.
• If you are driving in a tunnel or a covered parking area.
• If you are driving beneath the top ...