Gasolines for cleaner air
To help contribute to cleaner air, HYUNDAI recommends that you use gasolines treated with detergent additives, which help prevent deposit formation in the engine. These gasolines will help the engine run cleaner and enhance performance of the Emission Control System.
See also:
Tire rotation
Tires should be rotated every 7,500
miles (12,000 km). If you notice that
tires are wearing unevenly between rotations,
have the car checked by a
Hyundai dealer so the cause may be
corrected.
...
Spark plugs
Make sure to install new spark plugs of the correct heat range. ...
Checking drive belts
Drive belts should be checked periodically for
proper tension and adjusted if necessary. At the
same time, belts should be examined for cracks,
wear, fraying or other evidence of deterioration
a ...