Features: 1. For GM vehicles equipped with a 315 or 433 MHz tire pressure monitoring (TPM) system, the "sensor relearning program" must be executed after tire rotation, remote door lock receiver module replacement, or tire pressure sensor replacement. can use 2. Special tool: EL-50448 special tool performs this re-learning procedure. It is also applicable to the 2014 GM models. 3. Designated diagnostic tools: tire pressure sensors of 2012 and later models can be read, and only certain designated diagnostic tools can be used. 4. Compatible: EL50448 is suitable for all General Motors (Buick, Cadillac, Chevrolet), GMC) product manufacturing. If you buy an aftermarket sensor with the wrong frequency, it will not work. 5. Wide range of uses: EL50448 is suitable for most general-purpose models, equipped with 315 or 433 MHz tire pressure monitoring (TPM) system. 6. Effect: EL-50448 TPMS reset tool can help you reprogram all tires more easily in 3 steps. The tire pressure monitoring sensor activation tool is easy to use, and a single TPM sensor can be activated at the push of a button. Note: 1. For vehicles equipped with a 315 or 433 MHz tire pressure monitoring (TPM) system, the "sensor relearning" procedure must be executed after tire rotation, remote door lock receiver module replacement, or tire pressure sensor replacement. This renewal The learning program can be executed with the special tool EL-50448.2. EL50448 is a necessary tool for tire pressure sensor, tire pressure alarm removal or tire replacement. It is suitable for most GM vehicles (Chevrolet/Buick/GMC/Opel) equipped with 315 Or 433 MHz Tire Pressure Monitoring System (TPMS) sensor. Specification: Color: Orange Size: 150*65*5mm Packing: 1setx El-50448 tire pressure reset device