See also:

Valve clearance
Inspect excessive valve noise and/or engine vibration and adjust if necessary. An authorized HYUNDAI dealer should perform the operation. ...

Do Not Use Methanol
Fuels containing methanol (wood alcohol) should not be used in your Hyundai. This type of fuel can reduce vehicle performance and damage components of the fuel system. CAUTION: Your Hyundai' ...

EXTERIOR
The Sonata really is gorgeous. Its long, swoopy lines reminded me of a willowy runway model slithering down city streets. Because it's a sedan it was easy for everyone in my family to get in and o ...