When To Add Engine Oil - GMC C series 2002 Owner's Manual

When to Add Engine Oil

If the oil is at or below the cross
you'll need to add at least one quart of oil. But you must
use the right kind. This part explains what kind of oil to
use. For engine oil crankcase capacity, see "Capacities
and Specifications" in the Index.
-
hatched area, then
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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