Disconnect battery negative cable.
If necessary, disconnect and cap off transmission oil cooler lines.
Disconnect input speed sensor connector.
Unscrew and remove input speed sensor.
Inspect speed sensor O-ring and replace if necessary.
Verify O-ring is installed into position.
Install and tighten input speed sensor to27 Nm (20 ft. lbs.) .
Connect speed sensor connector.
Connect battery negative cable.
Look to the right of the transmission fluid dipstick and the sensor is located just below the cooler lines.
The output sensor removal and replacement is exactly the same. I'm assuming that it's on the back side of the transmission where the differential is.
Alldata shows that it is a 1/2 job for each sensor.