There are several solenoids in modern vehicles.
For the LS:
That just names a few, but if you're interested in any of the others, please try to be a little more specific.
inside the tranny on the solenoid pack. you have problem with broken spring in the valve body... it's about $700 job...
2006 saturn ion shift solenoid
They are always on exhaust manifold/pipes fore and aft convertor.
this video reveals the answer: http://www.youtube.com/watch?v=7vMNiM_m-Ls
In the transmission
The starter on the 2002 Saturn vue is located on the front underside of the engine, follow the positive(red) cable from the battery and it should connect to the solenoid which is part of the starter.
The starter solenoid is attached to the starter. When you replace the starter, you'll get a new solenoid.
1. There is no such thing as a 1995 Saturn LS; the LS had not been developed yet. 2. The oil filter on a SL is next to the belt, directly UNDER the alternator.
Where is camshaft sensor on 2002 Lincoln ls
It's inside the tranny.
If you are meaning SL they swap no problem. Some of the electronics from the original car will have to be swapped to the donor engine.
What is the firing order of a v6 lincoln ls 2002?