not enough information what type of vehicle does it have a idiot light or gauge
alternator
How to replace alternator on a 2003, Ford F-350, 6.0 ltr.
Any alternator will charge at idle.
No it denfinately will not
$350
Its a simiconductor device inside of the alternator.
There's two wires to connect... just put them where they belong. Positive to the solenoid, negative to the starter body.
yes
yes
A 95 LeSabre, with the factory alternator, would typically have one larger wire to the back of the unit, then a regulator plug on the side. The large wire is the battery connection, and is usually connected, using a fusible link, to the battery connection at the starter. The regulator connection I couldn't say for sure without the wiring diagram for the vehicle, but usually one wire always has voltage, and the other has voltage when the ignition key is turned on.
in the alternator
If it has a 305/350 it will be on the front passenger side of the engine.