【TPMS RESET TOOL ONLY FOR GM】VXSCAN TPMS Relearn Tool is a essential tool with tire pressure monitoring system, it can make tire pressure matching with vehicles when replacement tire pressure sensor, tire pressure alarm remove or exchange tires. Bring you safety and security 【ACTIVATE TPMS】When you inflate the tires of the vehicle, your tire pressure parameters will change and the vehicle will prompt that TPMS needs to be activated. At this time, you can use the VXSCAN TPMS tire relearn tool to activate and troubleshoot to ensure the normal operation of the vehicle 【EASY TO USE TPMS MONITOR SENSOR TOOL】You can finish activated independently within 3—5 minutes. Save your time and money, much better than going to a dealer or tire storage just to reset the pressure sensor 【SUITABLE SCOPE FOR VEHICLES】 Please check your car model whether it can work with VXSCAN tool in the fourth picture. We have listed a chat about the suitable scope for vehicles. TPMS tire pressure sensor on models in & after 2012 can be read, only with some specified diagnostic scan tools 【ONLY 3 STEPS】VXSCAN tpms reset tool can help you program all tires easier with 3 steps. Works on most general motors (For Chevy/Buick/GMC/Opel/Cadillac etc)equipped with 315/433 MHz 【NOTE】Not for heavy truck & Please use NEW 9V battery. We promise to provide you with 24-hour customer service and the 3-5 years warranty Before tire pressure monitoring system works normally properly, the body control module will record ID information of each position in the tire pressure sensor; and use the following methods to read the tire pressure sensor after replacing a tire or wheel speed sensor. Please refer to the specific methods as follows:

Step 1 - Enter leaning mode
Set the gearshift lever to "P"
Put the ignition switch to “ON”
Enter the interface of tire pressure display by DIC
DIC shows "Press Set / Ctrl to re-learn"
Press “Set / Ctrl”
The turn signal is lighted for 3 seconds and the horn beep sound twice to enter the learning mode

Step 2 - Read tire pressure sensor information
Start from the front-left wheel,
Make the J-46079 or VXSCAN Auto Tire Pressure Monitor Sensor TPMS Reset Tool antenna up against the valve core position & close to the rim of the tire sidewall
VXSCAN Auto Tire Pressure Monitor Sensor TPMS reset tool starts by the start switch
Successful to read the tire pressure sensor information when the horn bleeps once

Step 3 - Same method to read other tire pressure information
Follow the instuction above to read tire pussure of the front-right, rear-right, rear-left wheels.
Turn signals is lighted for 3 seconds and the horn bleeps twice when the learning is complete.