It is in the oil pan.
7 quarts in 1999 (and up) its 8 quarts
Yes, there is no reason you should not be able to change the oil by yourself in a 1996 Chevrolet S10.
best oil to use in 7.3 diesel is rotella brand oil
4 quarts with oil filter
The oil pressure switch on a 1996 Chevrolet Cavalier is on the rear of the engine block. It will be directly above the oil pan.
12 quarts
the best oil for a diesel is rotella t 15w 40.
5 qts. with a new filter.
On the oil cap it says "5 W 30".
5 with the filter
If are referring to the oil pump, then I believe it is in the oil pan