Maintenance
Hyundai Sonata / Sonata 2011 Owners Manual / Maintenance
See also:
Air conditioning system operation tips
• If the vehicle has been parked in direct sunlight during hot weather, open
the windows for a short time to let the hot air inside the vehicle escape.
• To help reduce moisture inside of the windo ...
Moisture Breeds Corrosion
Moisture creates the conditions in which corrosion is most likely to occur. For
example, corrosion is accelerated by high humidity, particularly when temperatures
are just above freezing. In such ...
Spark Plugs
Make sure to install new spark plugs of the correct heat range. ...


