One way to determine which could be best or not. Does the kit integrate with the Factory Fob of the Van, if so they have licensed permission from the Vehicle manufacturer to use the frequency, those kits that don’t do not. meaning does them manufacture work with the manufacturer of your Van, if does not. … Continue reading Top 4 Automatic Electric Sliding Door System Kits Rated by me over the last 10 years, installing and testing all of them.