Try to find another 97 1500 and swap to see if problem follows the ecm.
Passenger side of the firewall.
NoNo
In the fuel tank.
If its a v8 its 18436572 if its a v6 its 165432.
The cowl, is the area the wipers are in.
No.
It is inside the distributor
Yes
I have a 1995 Dodge Ram 1500 and it has a counter-clockwise rotation; or a left turn rotation.
Yes.Yes.
NoNo
The 1500 has a Dana 44 The 2500 and 3500 has a Dana 60