We all know that under inflated tires wear out more quickly. Under-inflation is also a major cause of tire failure. More flats, blow outs, skids and longer stopping distances are all results of under-inflated tires. It’s hard to tell when a radial tire is under-inflated. If your manufactruer recommends 35 pounds of pressure, your tire is considered significantly under inflated at 26 pounds. The tire may not look low until it gets below 20 pounds. Uncle Sam to the rescue! A new federal law requires manufactruers to include a Tire Pressure Monitoring System – or TPMS system – in all vehicles by the 2008 model year. Some 2006 and 2007 models already have TPMS. The system is a dashboard mounted warning light that goes off if one or more of the tir … read more