EL-50448 instructions:
EL50448 works on all General Motors (Buick, Cadillac, Chevrolet, GMC) products manufactured for the North American market. It won't work if you've purchased aftermarket sensors that are the wrong frequency. EL50448 fit for G.M most kind of vehicles, equipped with a 315 or 433 MHz Tire Pressure Monitoring (TPM) system. This re-learn procedure can be performed by using special tool EL-50448.

How to use EL 50448 TPMS Activation Tool
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 Diagnostic Tool EL-50448 antenna up against the valve core position & close to the rim of the tire sidewall
El-50448 tire pressure 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.
For certain vehicles equipped with a Tire Pressure Monitoring (TPM) system, 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 by using special tool 50448

EL-50448 Compatibility Vehicle List:

2010 9-5
2010 Acadia, Enclave, OUTLOOK, Traverse (VIN R/V)
2010 Allure, LaCrosse (VIN G)
2010 Antara, Captiva, Terrain, Winstorm
2010 Avalanche, Escalade, Suburban, Tahoe, Yukon (VIN C/K)
2010 Aveo, G3, Barina (VIN S/T)
2010 Buick Excelle
2010 Buick Regal (China)
2010 Camaro (VIN F)
2010 Canyon, Colorado (VIN S/T)
2010 Cobalt, G5 (VIN A)
2010 Corvette (VIN Y)
2010 Cruze (China)
2010 Cruze
2010 CTS (VIN D)
2010 Daewoo Lacetti
2010 DTS (VIN K)
2010 Equinox, Terrain (VIN L)
2010 Express, Savana (VIN G/H)
2010 G6 (VIN Z)
2010 H3/H3T (VIN N)
2010 HHR (VIN A)
2010 Impala (VIN W)
2010 Insignia
2010 LaCrosse (China)
2010 Lucerne (VIN H)
2010 Malibu (VIN Z)
2010 Opel/Vauxhall Astra
2010 Sierra, Silverado (VIN C/K)
2010 SKY, Solstice (VIN M)
2010 SRX (VIN N)
2010 STS (VIN D)
2010 VE/WM - Sedan, Sportwagon, Ute, Lumina, Caprice, HSV
2010 VUE (VIN Z),Captiva Sport
2011 Acadia, Enclave, Traverse (VIN R/V)
2011 Alpheon
2011 Antara, Captiva
2011 Astra
2011 Avalanche, Escalade, Suburban, Tahoe, Yukon (VIN C/K)
2011 Aveo, Barina (VIN S/T)
2011 Buick Excelle
2011 Buick Regal (China)
2011 Camaro (VIN F)
2011 Canyon, Colorado (VIN S/T)
2011 Caprice PPV
2011 Captiva Sport
2011 Corvette (VIN Y)
2011 Cruze
2011 CTS (VIN D)
2011 DTS (VIN K)
2011 Equinox, Terrain (VIN L)
2011 Express, Savana (VIN G/H)
2011 HHR (VIN A)
2011 Impala (VIN W)
2011 Insignia
2011 LaCrosse (China)
2011 Lucerne (VIN H)
2011 Malibu (VIN Z)
2011 Orlando
2011 Regal (VIN G)
2011 Sierra, Silverado (VIN C/K)
2011 SRX (VIN N)
2011 STS (VIN D)
2011 VE/WM - Sedan, Ute, Sportwagon, Caprice, Lumina, Omega, VXR8
2011 Volt
2012 Acadia, Enclave, Traverse (VIN R/V)
2012 Alpheon (2706)
2012 Ampera, Volt (VIN R) (Europe)
2012 Antara, Captiva
2012 Astra-J (2857)
2012 Avalanche, Escalade, Suburban, Tahoe, Yukon (VIN C/K)
2012 Aveo Classic, Barina Classic (VIN T)
2012 Aveo, Sonic (2777)
2012 Barina (2774)
2012 Buick Excelle (2861)
2012 Camaro (VIN F)
2012 Canyon, Colorado (VIN S/T)
2012 Caprice PPV
2012 Captiva Sport
2012 Chevrolet Cobalt (2809)
2012 Colorado (Other IO),S10 (South America)
2012 Corvette (VIN Y)
2012 Cruze (2863)
2012 CTS (VIN D)
2012 Equinox, Terrain (VIN L)
2012 Express, Savana (VIN G/H)
2012 Impala (VIN W)
2012 Insignia (2707)
2012 LaCrosse (China) (2710)
2012 LaCrosse (VIN G) (2709)
2012 Malibu (VIN Z)
2012 Opel Combo-D
2012 Optra, Viva (VIN J)
2012 Orlando (2859)
2012 Regal (China) (2711)
2012 Regal (VIN G) (2708)
2012 Sierra, Silverado (VIN C/K)
2012 Sonic (US/Canada) (2775)
2012 SRX (VIN N)
2012 VE/WM - Sedan, Ute, Sportwagon, Caprice, Lumina, VXR8
2012 Verano (US/Canada) (2816)
2012 Volt (VIN R)
2012 Zafira-C (2860)
2013 Acadia, Enclave, Traverse (VIN R/V) (3206)
2013 Alpheon (3094)
2013 Ampera, Volt (VIN R) (Europe) (3211)
2013 Antara, Captiva (5376555)
2013 Astra-J Convertible/Coupe (5376567)
2013 Astra-J (5376577)
2013 ATS (VIN A) (3086)
2013 Avalanche, Escalade, Suburban, Tahoe, Yukon (VIN C/K) (3088)
2013 Aveo, Sonic (Africa, Middle East, AP, South America, CKD, Mexico) (5376711)
2013 Aveo, Sonic (Europe) (5376704)
2013 Barina (5376837)
2013 Camaro (VIN F) (3106)
2013 Caprice PPV (3105)
2013 Captiva Sport (3101)
2013 Cobalt (3107)
2013 Colorado, Colorado 7, S10, Trailblazer (5392270)
2013 Combo-D
2013 Corvette (VIN Y) (3104)
2013 Cruze (Global) (5377099)
2013 CTS (VIN D) (3085)
2013 Encore (China) (5377162)
2013 Encore, Trax (North America) (5377181)
2013 Equinox, Terrain (VIN L) (3100)
2013 Excelle (5377155)
2013 Express, Savana (VIN G/H) (3103)
2013 Impala (VIN W) (3102)
2013 Insignia (3098)
2013 LaCrosse (China) (3095)
2013 LaCrosse (VIN G) (North America) (3090)
2013 Malibu (China) (3096)
2013 Malibu (Europe, Other IO and South America) (2713)
2013 Malibu (North America) (3093)
2013 Mokka, Trax, Tracker (Europe) (5377179)
2013 Onix (3166)
2013 Orlando (Global) (5377530)
2013 Regal (China) (3099)
2013 Regal (VIN G) (North America) (3089)
2013 Sierra, Silverado (VIN C/K) (3087)
2013 Sonic (US/Canada) (5377994)
2013 Spark (US/Canada),Barina Spark (Automatic Transmission) (5421555)
2013 Spin
2013 SRX (VIN N) (3201)
2013 Trax, Tracker (Africa, Australia, Middle East, South America) (5377156)
2013 VE/WM Ute, Caprice, Lumina
2013 Verano (US/Canada) (5377996)
2013 Volt (VIN R) (North America, Holden) (3210)
2013 XTS (China) (3092)
2013 XTS (North America) (3091)
2013 Zafira-Tourer

Please Kindly Note:
The package does not include the charger and battery.

Packing List:

1 x EL-50448 Tool