The tire will fit if it is the same diameter as in 15". The wheel however will not fit as the bolt pattern is different. You should install the exact same size tires as came on the car.
3-1/2"
yes
The starter for a 1994 Chevy Cavalier is on the side of the engine at the rear. Always disconnect the battery before attempting to remove the starter.
140?
Yes
where do i find the thermostat for 99 cavalier
brake and abs light on , on 1994 Chevy Cavalier Z24
5x100
Yes
10w30 or 5w30 will do the job.
Remove the rear speaker covers in your 1994 Chevy Cavalier. Remove the rear speaker retaining screws. Remove the wiring harness from the back of the rear speakers.
my 94 gt has about 215 stock