When To Add Engine Oil; What Kind Of Engine Oil To Use - Pontiac 1998 Firebird Owner's Manual

When to Add Engine Oil
What Kind of Engine Oil to Use
If the oil is at or below the
ADD line, then you'll
Oils recommended for your vehicle can be identified
need
to
add at least one quart of oil. But you must by looking for the "Starburst" symbol. This symbol
use the right kind. This part explains what kind of oil
indicates that the oil
has
been certified by the American
to use. For crankcase capacity, see "Capacities and
Petroleum Institute
(API). Do
not use any oil which
Specifications" in the Index. does not carry this Starburst symbol.
NOTICE:
Don't add too much oil. If your engine has
so
much oil that
the
oil level
gets
above the
cross-hatched area that shows the proper
operating range, your engine could be damaged.
Be sure to fill it enough to put the level somewhere in
the proper operating range. Push the dipstick all the
way back in when you're through.
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If you change your own
oil, be sure you use oil
that has the Starburst
symbol on the front of the
oil
container. If you have
your
oil changed for you,
be sure the oil put into
your engine is American
Petroleum Institute certified
for gasoline engines.
You should also use the proper viscosity oil for your
vehicle,
as
shown in the following chart:
6-14