2 relays wouldn't be the worst thing. Hopefully it won't throw up a warning symbol or Canbus error in these vehicles. I found a previous upfitters thread on here, unsure if that applies to myself though since those auxillary switches are provided by Ford and conditioned only when the vehicle is...
I've been thinking about adding a set of locked cabinets to my tray and having them be connected to the central locking.
Quotes from some body builders are gonna cost me an arm & a leg.
I've worked on auto electronics plenty before so thinking of giving this a go, my thinking is what if I was...