[rofl]
In all seriousness though, according to the manual it should only be used during car chases. Apparently it releases a thick sheen of oil behind the vehicle and arms a set of spikes through Ford Sync.
I tested mine and was prompted by Sync, "Would you like to shoot a spike?"
ME: "Yes."
Sync lady: "Into the adjacent tire, door, or driver?"
ME: "Tire."
Sync lady: I didn't understand you?"
Me: "Tire."
Sync lady: "Okay, shooting fire."
You have to be careful with the tire command. I accidentally scorched a Hyundai Elantra in front of me. Gave a whole new meaning to fluidic sculpture.
