Check the listing for details. EL-50448 TPMS Reset Tool Car Tire Pressure Monitor Reset Tool For GM Vehicles. Condition: New. Listed at 9.99 USD. EL-50448 TPMS Reset Tool Car Tire Pressure Monitor Reset Tool For GM Vehicles EL-50448 TPMS Tire Pressure Monitor Sensor OEC-T5 TMPS Activation Tool for GM Series VehiclesKINGBOLEN EL-50448 TPMS Relearn tool is an useful Activation Tool for G*M series Vehicles.It can quickly reset tire sensors after you do tire rotation or change a new tire ,very easy to use and convenient,saving you trips to your dealer.It is suitable for G*M Vehicles(for Chevy / for Buick / for GMC / for Opel /for Cadillac etc) that equipped with 315/433 MHz tire pressure monitor system Sensors.The tire pressure sensor on models in & after 2012 can be read, only with some specified diagnostic tools.When do U need relearn tool?New TPMS sensors installed, letting air out or adding air in to the tire couldn’t make the system recognize new sensors.Do tire rotation, didn’t have a quick and easy way to let ECU relearn new tire information.When tire pressure indicator light ON, after the maintenance performed, the tire pressure needs to be reset to turn off the TPMS light.Low tire pressure or leakage /replacement or installation of tire pressure monitoring equipment / tire replacement, sensor damage, etc. Exchanging the winter tires or Summer tires.After those problems solved, TPMS needs to be reset. How to set your car in TPMS relearn mode?1. Make the gear in P position.2. Use cruise to choose TPMS re-learn mode in the dashboard settings.3. Horn will ring twice and the TPMS indicator flashes, then the learning mode has been successfully entered. (If equipped, the message center will display the front left (LF) tire)4. Before tire pressure monitoring system works normally properly, the body control module will record ID information of each position in the tire pressure sensor. How to use EL-50448 relearn tool?Step 1—Set the car into TPMS re-learn mode. (Car will horn twice)Step 2—Start from left-front tire, hold unit next to Valve and Press White Button, the horn bleeps once.Step 3—Follow this order to reset TPMS one by one: front-right, rear-right, rear-left tires.*After all sensors reset, the car horns twice means TPMS re-learn finished.Package List:1 x EL50448 About PaymentAbout ShippingTerms of salesAbout usContact usAbout PaymentWe accept PayPal payment.Pls contact us if you need to use another method to pay.Pls finish Payment within 7 days after bidding ends,otherwise a unpaid item case will be opened to you.About ShippingAll created orders will be shipped within 1 business day after payment been confirmed.The shipment will be sent with USPS or UPS shipping from US warehouse in NJ or LA.Delivery time varies from 2 to 6 business days. If you didn't receive the package in the estimated time, please contact us at once,we will give you the best solution.Terms of salesWe are authorize distributor of Launch and other brands, all items are 100% original.All items can be returned within 30 days if you don't satisfy with it.All items can be exchanged within 90 days if the item with functional error.All items including 12 months free repair, just contact with the seller to proceed if with any problem. About usWe are professional seller of automotive diagnostic tools for more than 10 years. We are one of the biggest distributor of Launch&Thinkcar diagnostic tools. We have office and warehouse in US,UK,German,Australia,French and Russia. We have more than 100 technicians and employees devoting to customer satisfaction. Contact usOur customer-oriented service strives for positive feedbacks with all 5 star selling ratings. Please feel free to contact us via eBay message once you have any question before you giving us negative feedback or open case. We will reply in 24 business hours. Business time: GMT8 (9:00-18:00) from Monday to Friday.