Its pretty easy, but you have to be familiar with your tranny...
The question is going to be which tooth speedo gear you're going to need, and to be honest, I can't remember...
But its only a few bucks.... A heck of a lot less than a new chip....
__________________
Uncle Sam
"What the hell is up with all the gauges?
Calling Captain Kirk, your ride awaits... Phasers on stun...."