A:AnswerIt really doesn't take that long, less than 3 hours, but getting the appointment from Best Buy to actually get it installed can take a while -- so plan ahead.
A:AnswerI just installed it into a 2014 Tacoma. You will most likely need an adapter to plug it into the rear view camera and there is a programmable device, I believe it is made by Matrix, that you can buy to make it compatible with the steering wheel controls. This is normal add-ons that have to be bought when replacing a stock head unit with an aftermarket one.
A:AnswerThe maps just update themselves. There is no charge. Occasionally, a map will be out-of-date, but that is usually because of new road construction or unexpected road closures.