RV app will pick routes that your RV can fit in as far as height, width, weight...
I happen to use a trucker's Garmin - never have had problems. (yet)
2008 Phaeton 36QSH, Safe-t-Plus, Quadra Bigfoot
2017 Jeep Cherokee Trailhawk w/ flat tow wiring mod.
Blue ox, BrakeMaster + BrakeAway, diode lights and charge.