See also:

2011 Hyundai Sonata review
Hyundai's redesigned Sonata sedan has exploded onto the market to become one of the most popular cars available, period. It's the best example of how a good-looking product at a competitive price ...

Checking and Changing the Engine Coolant
WARNING: Do not remove the radiator cap when the engine is hot. When the engine is hot, the engine coolant is under pressure and may erupt through the opening if the cap is removed. You could be ...

7,500 miles (12,000 km) or 6 months
Inspect air cleaner filter Inspect vacuum hose Replace engine oil and filter (7,500 miles (12,000 km) or 12 months) ...