Pin point your problem. A "gas leak" on a obd2 computer can be hundreds of mechanical references. An ASE certified technition will most likely be your bet to locate your leak, after the leak is located you will know the cost.
A part or gasket has failed.
It could, but I wouldn't recommend it in a vehicle that old. It's much easier for 5W to leak out of a vehicle than 10W or 15W.
It varies from town to town.
how much is a replacement key for a Chrysler Town and Country cost.
There is no telling how much money it will cost to rebuild a town after a volcanic eruption. It will cost billions to trillions of dollars.
It cost heaps of money
$6.50
no one buys it we steal it
£130,000
50000000000000000000
25,000
$186,000