See also:

What About Gasohol?
Gasohol (a mixture of 90% unleaded gasoline and 10% ethanol or grain alcohol) may be used in your Hyundai. However, if your engine develops driveability problems, the use of 100% unleaded gasoline ...

Steering gear box, linkage & boots/lower arm ball joint
With the vehicle stopped and engine off, check for excessive free-play in the steering wheel. Check the linkage for bends or damage. Check the dust boots and ball joints for deterioration, cracks, ...

2010 Hyundai Tucson review by G. Chambers Williams III
Hyundai has redesigned its compact Tucson crossover utility vehicle for 2010, giving it a sleek new look based on the company's "Fluidic Sculpture" design theme, and making it a bit larg ...