You can get the info from your local autozone, etc and etc..ask them to
print it out and make a copy of it and put on on your truck covered with
these clear sticky tape. Be sure the surface is clean before you put it
on. I can't be sure but i think it is at 12 degree before but cant be sure
about it. You can goes to this site www.about.com to get the info you needs
if you can't get to your local part store.