TPMS, A tire pressure monitoring system lets you know if a tire is leaking air or if it is flat and creating dangerous driving conditions. Since older cars dont have .brTPMS, or Tire Pressure Monitoring Systems, alert you if you have unsafe air pressure in any of your tires. These monitors are installed in your wheels, and alert .brRe-set your Tire Pressure Monitor System. Simple Easy. Takes about 5 minustes. Chevy Express Van - 2008 - Loaded with Electronics. Step By Step instruction.brThe TPMS sensor batteries have an expected life of 7-10 years. When a battery in any of the sensors has died the vehicle will illuminate the TPMS warning .