1 cable through firewall to pedal with attaching pin.
The square hard plastic grommet at the firewall is held from inside the cabin by small tabs. Can be a bit of a pain to remove without breaking tabs. If tabs break, no biggie. The mechanics will still work. You'll just no longer have a perfectly snug grommet.
Additionally, go to the included link, select your year, model and select "keyword search". Down at the bottom of the page, click on submit. This will launch a listing of parts. On the pedal line, slide to the right, click on the camera button. This will launch a detailed illustration of the assembly. http://www.myisuzuparts.com