See also:

Check Spark Plugs and Ignition System
Inspect your spark plugs and replace them if necessary. Also check all ignition wiring and components to be sure they are not cracked, worn or damaged in any way. ...

Use High Quality Ethylene Glycol Coolant
Your Hyundai is delivered with high quality ethylene glycol coolant in the cooling system. It is the only type of coolant that should be used because it helps prevent corrosion in the cooling syst ...

Warranties for your Hyundai vehicle
Please consult your Owner's Handbook & Warranty Information booklet for your vehicle's specific warranty coverage. ...