Anyone who’s pulled a trailer for hours on the interstate knows how tempting that little cruise control button can be. Give your foot a break, lock in a speed, and just roll. Simple, right? Not always ...

Part of me wants to say “the dog doesn’t understand!”, but I don’t, because that would be weird. Also I do understand the ...

To use cruise control, the first switch you need to activate is the master switch. Once that's turned on, you'll probably see a green or orange cruise-control light on the dashboard.