Pontiac Sunbird Owner's Manual page 202

SAE 5W-30
As shown in the viscosity chart, SAE
5W-30 is best for your vehicle.
However, you can use SAE 1OW-30 if
it's going to be 0°F (-18OC) or
above.
These numbers on an oil container show
its viscosity, or thickness.
Do
not use
other viscosity
oils
such as SAE 1OW-40
or
SAE 20W-50.
Energy Conserving II
Oils with these words on the container
will
help you save fuel.
This doughnut-shaped logo (symbol) is
used on most oil containers to help you
select the correct oil.
You should look for this on the oil
container, and use
only
those
oils
that
display the logo.
GM Goodwrench@ Oil (in Canada, Gh
Engine Oil) meets
a l l
the requirements
for your vehicle.
4
Engine Oil Additives
Don't add anythmg to your oil. Your
Pontiac dealer
is
ready to advise
if
you
think something should be added.
201
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