Valve clearance
Hyundai Sonata / Sonata 2011 Owners Manual / Maintenance / Explanation of scheduled maintenance items / Valve clearance
Inspect excessive valve noise and/or engine vibration and adjust if necessary. An authorized HYUNDAI dealer should perform the operation.
See also:
Binding Arbitration of Warranty Claims
Any claim or dispute you may have related to your vehicle's warranty or the duties
contemplated under the warranty, including claims related to the refund or partial
refund of your vehicle' ...
Keys
...
Vapor hose and fuel filler cap
The vapor hose and fuel filler cap should be inspected at those intervals specified
in the maintenance schedule. Make sure that a new vapor hose or fuel filler cap
is correctly replaced. ...


