cashedup666

can i change the voice on my pioneer avic d1 with the 08 east coast map? to the knight rider voice i have on my portable mio knight rider?

i have a commercial van and i cant take some roads. is there a way to change the optoins, for a commercial or a truck route? or if i can modify it to take commercial or truck routes? pioneer avic d1 with the 08 east coast map is what i have.