Yup, Toyo's correct. Vehicles nowadays, may not necessarily have all of the options installed, but they will usually have all of the wiring already there, in case the dealership wants to install one.
Yup, Toyo's correct. Vehicles nowadays, may not necessarily have all of the options installed, but they will usually have all of the wiring already there, in case the dealership wants to install one.
It's also its easier for the factory to put the same harness in every vehicle as opposed to putting a different harness for each specific option combo.