Spark plugs
Hyundai Sonata / Sonata 2011 Owners Manual / Maintenance / Explanation of scheduled maintenance items / Spark plugs
Make sure to install new spark plugs of the correct heat range.
See also:
Spark Plugs
Make sure to install new spark plugs of the correct heat range. ...
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) ...
Don't Let Your Parking Brake Freeze
Under some conditions your parking brake can freeze in the engaged position.
This is most likely to happen when there is an accumulation of snow or ice around
or near the rear brakes or if the bra ...


