1996 Chevrolet S10 Pickup Owner's Manual - Page 237

NOTICE: Don't add too much oil. your engine has If so much oil that the oil level gets above the cross-hatched area that shows the proper operating range, your engine could damaged. be Just 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. When to Add Oil If the oil is at or below the ADD line, then you'll need to add some oil. But must use the right kind. This you part explains what h n d of oil to use. For crankcase capacity, see "Capacities and Specifications''in the Index. 6-11