As was stated, that is a charcoal canister for the emissions. It may not set the light, due to the GVWR. Even though it has an OBDII connector the software in the PCM is running OBDI programming. Replace the chewed line and you will be good to go!
02 Ford Excursion V-10 4.30 gears 5 Star Tuner Y-pipe mod Hellwig sway bar Rear Airbags
Prodigy and Dual Cam
07 Cherokee 32B
Better to have a bad day of camping than a good day at work!