See also:

Removal and installation (If Installed)
To remove the headrest, raise it as far as it can go then press the release button (1) while pulling upward (2). To reinstall the headrest, put the headrest poles (3) into the holes while pressin ...

142,500 miles (228,000 km) or 114 months
❑ Inspect air cleaner filter ❑ Inspect vacuum hose ❑ Replace engine oil and filter (142,500 miles (228,000 km) or 228 months) ...

Overview
Hyundai introduced its all-new 2011 Hyundai Sonata at the 2009 Los Angeles Auto Show. This marked the North American debut of the latest version of the popular midsize sedan, introducing Hyundai's ...