TPMS Activator for OPEL GM Tire Valve Learning System Sensor Reset Tool

General Description: This tire pressure monitoring system (TPMS) sensor is designed for Opel and GM vehicles and allows for easy reset of the tire pressure sensors. It works with the EL-50448 tool, which simplifies the learning process in just three easy steps. This user-friendly tool allows you to activate each individual TPMS sensor with the simple press of a button. Note that this tool cannot be used on heavy trucks. Technical Specifications Compatible Model: EL-50448 Battery Type: 1 x 9V battery (not included) Installation Put the vehicle into TPMS learn mode (the car horn will beep twice). Start with the front left tire and position the antenna correctly. Press and release the on/off switch for each tire. Follow this order: front left, front right, rear right, rear left. Once all sensors are reset, the car will beep twice to confirm the reset. Operation Hold the tool against the tire sidewall near the valve stem. Press the learn button while holding the tool against the tire sidewall. Different vehicles may require different amounts of time to reset all tire sensors. Remove the battery when the tool is not in use. Other Information Ensure the antenna is in the correct position when using EL-50448. Check that the 9V battery is in good condition before use. Works for light trucks, but not for heavy trucks.