22,500 miles (36,000 km) or 18 months
Hyundai Sonata / Sonata 2011 Owners Manual / Maintenance / Scheduled maintenance service / 22,500 miles (36,000 km) or 18 months
❑ Inspect air cleaner filter ❑ Inspect vacuum hose ❑ Replace engine oil and filter (22,500 miles (36,000 km) or 36 months)
See also:
Interior Light
1. Remove the cover with a flat-head screwdriver.
2. Replace with a new bulb. ...
Battery recharging
Your vehicle has a maintenance-free, calcium-based battery.
• If the battery becomes discharged in a short time (because, for example, the
headlights or interior lights were left on while the vehic ...
Gasoline containing alcohol and methanol
Gasohol, a mixture of gasoline and ethanol (also known as grain alcohol), and
gasoline or gasohol containing methanol (also known as wood alcohol) are being marketed
along with or instead of leade ...


