Are Your Tires Spying On You?
April 28th 2008
As a result of a mandate by the National Highway Traffic Safety Administration (NHTSA), beginning September 2007, all cars and trucks sold in the US must have a Tire Pressure Monitoring System (TPMS). Here’s how it works: there’s a sensor, usually in the valve stem, that monitors information like pressure, temperature, and whether the tire is […]