yes. you just have to know what wires lead to and which ones to connect together
Drivers side under the dash...above the fuse box
The Gem Module is a relay that control the majority of the electrical functions in late model ford vehicles
where is the gem module located on a 2002 ford f 250
The gem module on an 03 Ford Explorer is under the dash. It is just to the left of the radio.
Generic Electronic Module
On a 2005 Ford F-150, the GEM (Generic Electronic Module) is located behind the dashboard, specifically on the driver's side. To access it, you'll typically need to remove the lower dash trim and potentially the knee bolster. The GEM is mounted to the metal support bracket of the dash. It's responsible for various functions, including lighting and accessory control.
in the fuse panel under dash
The GEM is $1200.00 plus labor. Better ideas by Ford
I believe the GEM is in the center stack of the dash and that the radio has to be removed to gain access
You can find the module for your 2000 Ford Explorer on the firewall in the engine compartment. The module will be on the drivers side of the firewall.
I'm not sure if your Ranger is the same , but on my 1995 Explorer with a similar dash the GEM is in the center stack of the dash , to the left of the radio On a 1997 Ford Ranget 4x4 the Gem module is located as stated above. Behind the radio and to the left.
http://en.allexperts.com/q/Ford-Repair-811/Fuse-Box.htm