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.
See also:
3. Exhaust emission control system
The Exhaust Emission Control System is a highly effective system which controls
exhaust emissions while maintaining good vehicle performance.
Vehicle modifications
This vehicle should not be modif ...
Headrest
The rear seat(s) is equipped with headrests in all the seating positions for
the occupant's safety and comfort.
The headrest not only provides comfort for passengers, but also helps to protec ...
Safety
The Hyundai Sonata is one of only two cars on the market that have received
both a Top Safety Pick designation from the Insurance Institute for Highway
Safety and a five-star overall safety rating ...