The antenna location on a 2000 Ford Expedition is going to vary depending on the type of radio installed. If XM Radio is available, the antenna will be a very small square on the back roof of the vehicle. If the radio is normal, the antenna is located on the side of a rear, driver's side window.
28 5A Radio 2008 Expedition
Inside the passengers side, rear side window on the Expedition.
It's made in the glass should be in your front window
The antenna location is built-in to the RIGHT REAR 3rd Row glass.
Our antenna is located on the passenger side rear 1/4 glass, looks like the rear window heat strip, the main antenna wire runs the length of the head liner on the passenger side.
The antenna connection, for your 2000 Ford Taurus, is on the back of the radio. The antenna cable goes from the radio to the connection in the windshield.
To connect the radio antenna on a 1993 Ford F-150, the back of the radio needs to be exposed under the dash. Plug the radio antenna wire into the back of the radio and tighten the nut.
Sounds like your radio antenna isn't plugged in properly.
Did you disconnect the antenna lead?
Unscrew it.
Ford mondeo 03 cable route and connection points antenna to radio