On the rear of the engine closes to the fire wall. Its cylindrical shaped.
up a mountain
Under tha car at the r/r of the engine.
Inside the transmission, just above the transmission oil pan.
on my 94 it was near the oil filter and it was a canister type like your oil filter
If you truly like your Saturn use a NAPA gold filter FIL1348
Check behind the engine underneath, usually towards the right hand side. Below the alternator.
twist it counter clockwise. A oil filter remval tool may be needed
I have a '93 sl1. It usually takes 4 quarts with the filter
The starter for a 1999 Saturn is on top of the transmission under the air filter box. Remove the filter box for easy access.
Drivers side of the engine compartment (under the hood...) Eric
5w30
under the master brake cynider, drivers side, rear of engine