4PCS 315Mhz TPMS Tire Pressure Monitoring Sensor for GM Chevy Impala Silverado

Applicable to the 315Mhz model only. These can only be replaced by 315MHZ. Frequency: 315MHz. The specific operation is as follows Step 1: Select “Check Sensor” in TPMS scan tool. Step 5: Select tire location then push button to trigger.