Buick 1994 Skylark Owner's Manual page 210

these blending materials, such as MTBE and ethanol. By
doing so, you can help clean the air; especially in those
pafts of the country that have high carbon monoxide
levels.
In addition, some gasoline suppliers are now producing
refbrmulated gasolines. These gasolines are specially
designed to reduce vehicle emissions. General Motors
recommends that you use reformulated gasoline. By
doh$
so,
you can help clean the air, especially in those
parts of the country that have high ozone levels.
You should ask your service station operators if their
gasolines contain deposit control additives and
oxygenates, and if they have been reformulated to
reddce vehicle emissions.
Fuels in Foreign. Countries
If you plan on driving in another country outside the
U.S. or Canada, unleaded fuel may.be hard to find. Do
not use leaded gasoline. If you use even one tankful,
your emission controls wofi't work well or at all. With
continuous use, spark plugs can get fouled, the exhaust
system can corrode, and your engine oil can deteriorate
quickly. Your vehicle's oxygen sensor will be damaged.
All of that means costly repairs that wouldn't be covered
by your warranty.
To check on fuel availability, ask an auto club, or
contact a major oil company that
d ~ e s bus.iness~in&~e,
country where you'll be driving.
You can also write us at the following address for
advice. Just tell us where you're going and give your
Vehicle Ideritification Number (VIN).
.
, . .
I ,
General Motors Overseas Distribution Corporation
North American Export Sales (NAES)
1908 Colonel Sam Drive
Oshawa, Ontario L1H 8P7,