Yes, there is an alternator fuse for a 1992 Saturn SL2. It is easy to replace and is found in the fuse box of this car.
NOT AT ALL
The voltage regulator is in the alternator on that model vehicle
The water pump on a 1996 Saturn sl2 is located in the engine compartment. It sits below the AC compressor.
There is not any adjustments to be made on alternators.
under the hood
13.5 to 16 volts.
All four are 6.5"
It does not have one.