Chevrolet 1998 Lumina Owner's Manual page 251

Checking Engine Oil
When to Add Engine Oil
Pull out the dipstick and clean it with a paper towel or
If the oil is at or below the lower mark, then you'll need
cloth, then push it back in all the way. Remove it again,
to add at least one quart of oil. But you must use the
keeping the tip down, and check the level.
right kind. This part explains what kind of oil to use. For
crankcase capacity, see "Capacities and Specifications"
I
3100 (Code M) Engine
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.
.
3800 (Code K) Engine
6-13