Changing the coolant
Have coolant changed by an authorized HYUNDAI dealer according to the Maintenance Schedule at the beginning of this section.
CAUTION
Put a thick cloth or fabric around the radiator cap before refilling the coolant in order to prevent the coolant from overflowing into engine parts such as generator.
WARNING - Coolant
• Do not use radiator coolant or antifreeze in the washer fluid reservoir.
• Radiator coolant can severely obscure visibility when sprayed on the windshield and may cause loss of vehicle control or damage to paint and body trim.
See also:
2011 Hyundai Sonata Hybrid review
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Reporting safety defects (U.S.A only)
If you believe that your vehicle has a defect
which could cause a crash or could cause
injury or death, you should immediately
inform the National Highway Traffic Safety
Administration (NHTSA) in ...
Shop manual
A Hyundai Shop Manual is available from your
authorized Hyundai dealer. It's written for professional
technicians, but is simple enough for
most mechanically-inclined owners to understand. ...


