Trailer Towing
Your Hyundai should not be used to tow a trailer. It is designed to be compact and light for good fuel economy, and is not designed as a trailer-towing vehicle. Damages or malfunctions caused by towing may not be covered by the limited warranties applying to your Hyundai. Damages or malfunctions that result from towing a trailer for commercial purposes are specifically not covered by Hyundai limited warranties.
See also:
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 ...
Inner Panel
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Adding Oil
If the oil level is close to or below the "L" mark, add oil until it reaches
the "F" mark. To add oil:
1. Remove the oil filler cap by turning it counterclockwise.
2. Add oil ...