Originally Posted by Soon2bSpooled

there should be codes in your glove box...if you have the towing package on the 2000 you should have 3.42 LSD. if no package then you probably have 3.42 open but apparently that doesnt matter. maybe we were just freaks but once i got tuned i could spin wonders and now with the converter its like cake leaving 30' stripes just punching it from a stop

just treat this as a reason to mod the hell out of your truck!