Changing the engine oil and filter
Hyundai Sonata / Sonata 2011 Owners Manual / Maintenance / Engine oil / Changing the engine oil and filter

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Checking the Battery
Keep the battery clean. Any evidence of corrosion around the battery posts or
terminals should be removed using a solution of household baking soda and warm water.
After the battery terminals are ...
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 ...
Side impact air bag
Your vehicle is equipped with a side impact air bag in each front seat. The purpose
of the air bag is to provide the vehicle's driver and/or the front passenger with
additional protection ...


