I'm going to be a Scrooge when I say this, but, STOP decorating your cars and trucks. There's no need to do it, it's distracting, and quite frankly, dangerous.
You've seen that RV that Cousin Eddie and the family ride in, many times throughout the holidays; here comes the opportunity to get up close to that RV's twin.
Here's where to find Grand Junction's Christmas light displays. Since the displays are on conveniently on a map, you just pick the place and you're on your way.