HUGE RVing Mistake - Not Utilizing a TPMS (Tire Pressure Monitoring System) When Towing One of the biggest hazards of RVing is the actual travel - driving down the interstate on a few rubber tubes filled with air. Checking your tire pressure before traveling is a great start, but having a real-time tire pressure monitoring system installed can mean the difference between an inconvenience and a major incident. There are several brands out there with different features, and many new rigs are even