GMC 2003 Savana - Manual (Page 249)

If your >j(ihiclB ¡3 csrtif^d TO meer California Emission
Standards (sea The underhood emtssion coninol label), it
is designeti to operate on
fuels (hat meet California
specificaiions* If this iuei is nol avaiJablu in statas
adopting CaliEornia emissions sfanciards< your vehicle
will operate BatisfaclOfilv on fuels meeting iecfaral
Specifications, but emission contnol sysfem performance
may be affecled. The maffunction indicator tamp may
turn on (see M^liunciion indicator i^mp on page 3-34 )
and your vehicle may fail a smog-check lest. If this
occurs, return lo yout
authorized Giw dealer tqr
diagnosis. If it is determined that the condition is caused
by the type of fuel used, repairs may not be covered
by
your warranty.
Additives
To provide cleaner air^ all gasoJmes in the Uniied States
are now required to contain additives lhal will help
prevent engine and fuel system deposits (rom lorminq,
altoWrng your emission icontrol system lo work
properly. You should nol have (o add anything to your
fuel. Gasolines coritaining oxygenates, such as
others and ethanol, and reformulated gasolines may he
available In your area to contribute to dean air,
General Motors recommends that you use these
gasolir^es, particularly if Ihgy comply with the
specifications described eariier.
California Fuel NoÈice: Your vehicle was not designed for fuel that
contains methanol. Don't use fuel containing
methanol. It can corrode metal parts In your fuel
syslOiTi and also damage the plastic and rubber
parts. That damage wauldnT bo covered under your
warranty.
Some gasollnas that ara not reformulsted for low
omissions may contain an octane-enhancing additive
tailed methylcyclopentarficnyl manganese (rrcarbortyl
(MMT); ask the atlendant where you buy gasoline
whether the fuel contains MMT. Gençrra! Motors does
nol recommend the use of such gasolines. Fuels
conlainmg MMT can reduce the life o! sparte plugs and
tho partormarice of tlie emission control system may
be affected. The malfunction Indicator lamp may (urn on.
If this occurs, reium to your author zed GM dealer for
service
Fuels in Foreign Countries
If you ptan on driving in ar^other country outside the
United Stales or Canada, the proper fuel may be hard
to find. Mgver use leaded gasoline or any other fuel
not recommended in ibe previous lext on fuel. Costly
repairs caused by usa of improper fuel wouldn't be
covered by your warranty,
To check the 1uel availabilily, ask an auto club, or
contact a ma|Or oil company thal does business in the
country where you'll be driving.
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