Effortlessly Program Your GM TPMS with the EL-50448 Sensor Reset Tool
The EL-50448 Tire Pressure Relearn Tool offers a simple and professional solution for reprogramming tire pressure sensors on compatible GM vehicles. Follow these clear instructions to activate your TPMS sensors quickly and accurately
How to Use the EL-50448 TPMS Relearn Tool：
Enter Relearn Mode
Shift into "Park" and turn the ignition to the "ON" position
Navigate using your DIC until the tire pressure interface is displayed
When prompted with “Press Set/Ctrl to Re-learn,” press the button
A confirmation beep and turn signal light will indicate successful entry into sensor learning mode
Activate the Tire Pressure Sensor
Begin with the front-left tire. Position the antenna of the EL-50448 tool near the valve stem against the tire sidewall
Press the button to activate the tool. A single horn chirp confirms the sensor has been successfully recognized
Complete Relearning for All Sensors
Repeat the process for the front-right, rear-right, and rear-left tires in sequence
Once all four tires are programmed, the system will confirm with two horn beeps and turn signal lights, indicating TPMS reset completion
Important Tip: For best performance, ensure the EL-50448 tool is held firmly near the valve stem. Incorrect positioning may prevent sensor detection
Ideal for DIY mechanics and auto repair shops, this TPMS reset tool helps avoid tire pressure warnings and ensures your vehicle's safety systems run accurately. No more expensive dealership visits—quick, reliable, and user-friendly!