Pan on the bottom of the transmission. There is no external reservoir.
The brake fluid reservoir on a 2002 Dodge Caravan is located on the master cylinder. This will be in the engine bay, on the drivers side, near the top.
Is a screen built into the power steering reservoir.
In a service manual. Chilton or Hayes are widely available. On my '94 3.0 caravan, the reservoir is in the engine compartment, next to the firewall on the the drivers side.
Upper left engine compartment. Little yellow reservoir, with wide cap, no dipstick,but has mesurements on side of reservoir.
Top middle of engine.
Locate the reservoir, follow the hose, you will see it.
You fill the washer fluid reservoir.
On the firewall, in front of the booster, on top of the master cylinder.
It's built into the power steering reservoir. To replace it you need to replace the whole reservoir. Fortunately, this is an inexpensive part... ($30).
Got to drop the engine
Should be at the firewall on driver's side in front of brake booster