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:
Filter replacement
1. Open the glove box and remove the support strap (1).
2. With the glove box open, remove the stoppers by turning them counterclockwise
on both sides.
3. Remove the climate control air filter ...
Suspension mounting bolts
Check the suspension connections for looseness or damage. Retighten to the specified
torque. ...
Tire traction
Tire traction can be reduced if you drive on worn tires, tires that are improperly
inflated or on slippery road surfaces. Tires should be replaced when tread wear
indicators appear. To reduce the ...


