If you open the hood, as you are looking at the engine, the relay box will be on your right ( in front of the master cylinder and toward the fender) The cover has tabs that you push to release and you will see the different relays. If you look on the inside cover, they should be labeled for you .
Dodge doesn't use a roll over switch, The fuel system is controled by relays.
No
where is the thermostat on a 94 dodge caraven
Some will.Some will.
I forgot to add that the motor in this 94 Dodge Grand Caravan ES is a 3.3L
Chain.
No, They have different connecters.
Not likely. The transmissions are different. If you own a 1990, you can use parts from 88 to (I think I remember this correctly) 92.
You cannot replace a 94 V6 3.0 Dodge Caravan engine with a 4 cylinder 2.4 Plymouth Voyager engine. The reason is because the engine is too small.
inside fuel tank.
V6, it is on the lower front of the engine. 4cyl it is on the rear, under the intake manifold.
No, it will damage the rubber and plastic parts of the fuel system.