For vehicles equipped with a 315 or 433 MHz Tire Pressure Monitoring System (TPMS), a Sensor Re-Learn Procedure must be performed after tire rotations, Remote Control Door Lock Receiver Module replacement, or Tire Pressure Sensor replacement. This re-learn procedure can be performed using the EL-50448 special tool. Compatible with most General Motors vehicles equipped with a 315 or 433 MHz TPMS, including select and models from 2012 and later. The EL-50448 TPMS reset tool simplifies reprogramming all tires in three easy steps. This tool activates individual TPMS sensors with the press of a button and is designed for use with OEM sensors operating at the correct frequency. It may not work with aftermarket sensors that operate at the wrong frequency. The tire pressure monitor sensor activation tool is suitable for most GM vehicles equipped with 315 or 433 MHz TPMS. Color: Orange. Material: Plastic and metal. Package includes: 1 x Tire Pressure Monitoring System Tool. Light and display differences may cause slight color variation between the image and the actual item. Measurement error allowed is +/- 1-3 cm.