Ford Grand Marquis Owner's Manual page 236

your vehicle. We recommend the use of
gasolines that meet the AAMA specification if
they are available.
It should not be necessary to add any
aftermarket products to your fuel tank if you
continue to use a high-quality fuel.
Clean air
Ford approves the use of gasolines to improve
air quality, including reformulated gasolines that
contain oxygenates such as a maximum of 10%
ethanol or 15% MTBE. There should be no more
than 5% methanol with cosolvents and additives
to protect the fuel system.
Safety Information Relating to Automotive
Fuels
Automotive fuels can cause serious injury
or death if misused or mishandled.
Turn vehicle off when refueling.
Do not smoke when refueling. Fuels are
extremely flammable.
Do not siphon any fuel by mouth.
Gasoline or gasoline blended with
methanol can cause blindness and
possible death when swallowed. If any
fuel is swallowed, call a physician or
poison control center immediately.
Avoid breathing vapors while refueling.
If fuel is splashed on the skin, wash with
soap and water.
RWARNING
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