See also:

High Mounted Stop Light
If the light bulb is not operating, have the vehicle checked by an authorized Hyundai dealer. ...

Checking the transaxle oil (manual)
Transaxle lubricant in the manual transaxle should be checked at those intervals specified in the vehicle maintenance schedule in Section 5. Recommended Oil Use only HYUNDAI GENUINE PARTS MTF 7 ...

WORLD CLASS POWER-TO-WEIGHT RATIO
One of the program targets for the 2011 Sonata engineering team was world-class power-to-weight ratio. Power-to-weight ratio pays dividends in both performance and fuel economy. Hyundai Sonata i ...