Information Center Self Test shows everything right when start up
Old Speed Sensor show now diffrence when turning Paddle Wheel
New second Hand Speed Sensor shows 3-5 Volt
Both Speed Sensors shows no Speed or Temperature at Information Center
Was the cluster changed? If so, it will need flashed and then married. If not, check that 3-5V signal all the way to the ECU. Have seen ECUs fail where they won't show speed signal to the cluster.