KINGBOLEN® EL-50448 TPMS Relearn Tool for GM Cars

✅GM Cars 2-IN-1 TPMS Tool: KINGBOLEN EL-50448 TPMS relearn tool is designed for GM Vehicles(Chevy/Buick/GMC/Opel/Cadillac etc) that are equipped with 315/433 MHz tire pressure monitor system sensors.✅Easy To Use: Make sure the vehicle is in TPMS learn mode and hold the tool against the sidewall of the tire, close to the valve stem, then press the button.✅Save Time and Money: The KINGBOLEN EL-50448 Tire Pressure Sensor Activation Tool is quick and easy to easily activate all TPMS sensors in just 3 simple steps. Save on your trip to the auto repair shop!✅Quality Assurance: EL-50448 Tire Pressure Relearn Tool comes with Circuit Optimal Design, which makes the operation faster and more reliable. Compatible with high-quality environmental plastic material.  When do you need to relearn the tool?1. New TPMS sensors were installed, letting air out or adding air into the tire couldn’t make the system recognize new sensors.2. Do tire rotation, didn’t have a quick and easy way to let ECU relear