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For GM vehicles equipped with a 315 or 433 MHz 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 EL-50448.Also works on 2014 GM models

Orange EL-50448 Tire Pressure Monitor Sensor TPMS Activation Tool OEC-T5

The tire pressure sensor on models in & after 2012 can be read, only with some specified diagnostic tools.

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:

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

The battery should be at least 400mAh, otherwise it might not work properly. After using that battery and pressing and holding the tx button for approximately 8 to 10 seconds on each tire, the transmitter will work.

EL-50448 Compatibility Vehicle List

2001 For DeVille (VIN K) Service Manual

2001 For Seville (VIN K) Service Manual

2002 For Corvette (VIN Y) Service Manual

2002 For DeVille (VIN K) Service Manual

2002 For Seville, Seville RHD (VIN K) Service Manual

2003 For Corvette (VIN Y) Service Manual

2003 For DeVille (VIN K) Service Manual

2003 For Seville (VIN K) Service Manual

2004 For Avalanche, For Escalade,For Suburban, For Tahoe, For Yukon (VIN C/K) Service Manual

2004 For Corvette (VIN Y) Service Manual

2004 For CTS (VIN D) Service Manual

2004 For DeVille (VIN K) Service Manual

2004 For Seville (VIN K) Service Manual

2004 For SRX (VIN E) Service Manual

2004 For XLR (VIN Y) Service Manual

2005 For Avalanche,For Escalade, For Suburban, For Tahoe, For Yukon (VIN C/K) Service Manual

2005 For Corvette (VIN Y) Service Manual

2005 For CTS (VIN D) Service Manual

2005 For DeVille (VIN K) Service Manual

2005 For SRX (VIN E) Service Manual

2005 For STS (VIN D) Service Manual

2005 For XLR (VIN Y) Service Manual

2006 For 9-7x (VIN S/T) Service Manual

2006 For Avalanche, For Escalade, For Suburban, For Tahoe, For Yukon (VIN C/K) Service Manual

2006 For Corvette (VIN Y) Service Manual

2006 For CTS (VIN D) Service Manual

2006 For DTS (VIN K) Service Manual

2006 For Envoy, Rainier, TrailBlazer, Ascender (VIN S/T) Service Manual

2006 H3 (VIN N) Service Manual

2006 For HHR (VIN A) Service Manual

2006 For Impala, For Monte Carlo (VIN W) Service Manual

2006 For Sierra, For Silverado (VIN C/K) Service Manual

2006 For SRX (VIN E) Service Manual

2006 For STS (VIN D) Service Manual

2006 For XLR (VIN Y) Service Manual

2007 For 9-7x (VIN S/T) Service Manual

2007 For Acadia (VIN R/V) Service Manual

2007 For Allure, For LaCrosse (VIN W) Service Manual

2007 For AURA, For BAS Hybrid (VIN Z) Service Manual

2007 For Avalanche, For Escalade, For Suburban, For Tahoe, For Yukon (VIN C/K) Service Manual

2007 For Canyon, For Colorado, ForI-290, For I-370 (VIN S/T) Service Manual

2007 For Captiva (Thailand) Service Manual

2007 For Captiva, For Terrain, For Antara (VIN C) Service Manual

2007 For Corvette (VIN Y) Service Manual

2007 For CTS (VIN D) Service Manual

2007 For DTS (VIN K) Service Manual

2007 For Envoy, For Rainier, For TrailBlazer, For Ascender (VIN S/T) Service Manual

2007 For Equinox, For Torrent (VIN L) Service Manual

2007 For Grand Prix (VIN W) Service Manual

2007 For H3 (VIN N) Service Manual

2007 For HHR (VIN A) Service Manual

2007 For Impala, For Monte Carlo (VIN W) Service Manual

2007 For Lucerne (VIN H) Service Manual

2007 For OUTLOOK (VIN R/V) Service Manual

2007 For Sierra Classic, For Silverado Classic (VIN C/K) Service Manual

2007 For Sierra, For Silverado (VIN C/K) Service Manual

2007 For SRX (VIN E) Service Manual

2008 For 9-7x (VIN S/T) Service Manual

2008 For Acadia, For Enclave, For OUTLOOK (VIN R/V) Service Manual

2008 For Allure, For LaCrosse (VIN W) Service Manual

2008 For Astra (VIN A) Service Manual

2008 For AURA, For BAS Hybrid (VIN Z) Service Manual

2008 For Avalanche, For Escalade,For Suburban, For Tahoe, For Yukon (VIN C/K) Service Manual

2008 For Canyon, For Colorado,For I-290, For I-370 (VIN S/T) Service Manual

2008 For Captiva, For Terrain, For Antara (VIN C) Service Manual

2008 For Cobalt,For G5 (VIN A) Service Manual

2008 For Corvette (VIN Y) Service Manual

2008 For CTS (VIN D) Service Manual

2008 For DTS (VIN K) Service Manual

2008 For Envoy, For TrailBlazer, For Ascender (VIN S/T) Service Manual

2008 For Equinox, For Torrent (VIN L) Service Manual

2008 For Express, For Savana (VIN G/H) Service Manual

2008 For G6 (VIN Z) Service Manual

2008 For G8 Service Manual

2008 For Grand Prix (VIN W) Service Manual

2008 For H2 (VIN N) Service Manual

2008 For H3 (VIN N) Service Manual

2008 For HHR (VIN A) Service Manual

2008 For Impala (VIN W) Service Manual

2008 For Lucerne (VIN H) Service Manual

2008 For Malibu (VIN Z) Service Manual

2008 For Malibu Classic (VIN Z) Service Manual

2008 For Montana SV6, For RELAY, For Terraza, For Uplander (VIN U/V/X) Service Manual

2008 For Sierra, For Silverado (VIN C/K) Service Manual

2008 For SKY, For Solstice (VIN M) Service Manual

2008 For SLS (VIN D) Service Manual

2008 For SRX (VIN E) Service Manual

2008 For STS (VIN D) Service Manual

2008 For VUE, For VUE Hybrid, For Captiva Sport (VIN L) Service Manual

2008 For XL-7 (VIN L) Service Manual

2008 For XLR (VIN Y) Service Manual

2009 For 9-7x (VIN S/T) Service Manual

2009 For Acadia, For Enclave, For OUTLOOK, For Traverse (VIN R/V) Service Manual

2009 For Allure,For LaCrosse (VIN W) Service Manual

2009 For ASTRA (VIN A) Service Manual

2009 For Astra (VIN T) Service Manual

2009 For AURA, For BAS Hybrid (VIN Z) Service Manual

2009 For Avalanche,For Escalade,For Suburban,For Tahoe, For Yukon (VIN C/K) Service Manual

2009 For Aveo, For Wave, For G3, For Barina (VIN S/T) Service Manual

2009 For Regal (China) Service Manual

2009 For Canyon, For Colorado, For I-290, For I-370 (VIN S/T) Service Manual

2009 For Captiva, For Terrain,For Antara (VIN C) Service Manual

2009 For Cruze (China) Service Manual

2009 For Cobalt, For G5 (VIN A) Service Manual

2009 For Corvette (VIN Y) Service Manual

2009 For CTS (VIN D) Service Manual

2009 For DTS (VIN K) Service Manual

2009 For Envoy, For TrailBlazer, For Ascender (VIN S/T) Service Manual

2009 For Equinox, For Torrent (VIN L) Service Manual

2009 For Express, For Savana (VIN G/H) Service Manual

2009 For G6 (VIN Z) Service Manual

2009 For G8 Service Manual

2009 For H2 (VIN N) Service Manual

2009 For H3 (VIN N) Service Manual

2009 For H3/H3T (VIN N) Service Manual

2009 For HHR (VIN A) Service Manual

2009 For Impala (VIN W) Service Manual

2009 For Insignia (Global Epsilon) Service Manual

2009 For Lacetti (Global Delta) Service Manual

2009 For Lucerne (VIN H) Service Manual

2009 For Malibu (VIN Z) Service Manual

2009 For Montana SV6, For Uplander (VIN U/V/X) Service Manual

2009 For Sierra, For Silverado (VIN C/K) Service Manual

2009 For SKY, For Solstice (VIN M) Service Manual

2009 For SLS (VIN D) Service Manual

2009 For SRX (VIN E) Service Manual

2009 For STS (VIN D) Service Manual

2009 For VE, For WM, For Caprice, For Statesman, For Lumina, For Omega, For VXR8,For Sportwagon Service Manual

2009 For VUE, For VUE Hybrid (VIN Z) Service Manual

2009 For XL-7 (VIN L) Service Manual

2009 For XLR (VIN Y) Service Manual

2010 For 9-5 Service Manual

2010 For Acadia, For Enclave, For OUTLOOK, For Traverse (VIN R/V) Service Manual

2010 For Allure, For LaCrosse (VIN G) Service Manual

2010 For Antara, For Captiva, For Terrain, Winstorm Service Manual

2010 For Avalanche, For Escalade, For Suburban, For Tahoe, For Yukon (VIN C/K) Service Manual

2010 For Aveo, For G3, Barina (VIN S/T) Service Manual

2010 For Service Manual

2010 For Regal (China) Service Manual

2010 For Camaro (VIN F) Service Manual

2010 For Canyon, For Colorado (VIN S/T) Service Manual

2010 For Cobalt, For G5 (VIN A) Service Manual

2010 For Corvette (VIN Y) Service Manual

2010 For Cruze (China) Service Manual

2010 For Cruze Service Manual

2010 For CTS (VIN D) Service Manual

2010 For Daewoo Lacetti Service Manual

2010 For DTS (VIN K) Service Manual

2010 For Equinox, For Terrain (VIN L) Service Manual

2010 For Express, For Savana (VIN G/H) Service Manual

2010 For G6 (VIN Z) Service Manual

2010 For H3/H3T (VIN N) Service Manual

2010 For HHR (VIN A) Service Manual

2010 For Impala (VIN W) Service Manual

2010 For Insignia Service Manual

2010 For LaCrosse (China) Service Manual

2010 For Lucerne (VIN H) Service Manual

2010 For Malibu (VIN Z) Service Manual

2010 For Opel/For Vauxhall Astra Service Manual

2010 For Sierra, Silverado (VIN C/K) Service Manual

2010 For SKY, Solstice (VIN M) Service Manual

2010 For SRX (VIN N) Service Manual

2010 For STS (VIN D) Service Manual

2010 For VE/WM - Sedan, For Sportwagon, For Ute, For Lumina, For Caprice, For HSV Service Manual

2010 For VUE (VIN Z), For Captiva Sport Service Manual

2011 For Acadia, For Enclave, For Traverse (VIN R/V) Service Manual

2011 For Alpheon Service Manual

2011 For Antara, For Captiva Service Manual

2011 For Astra Service Manual

2011 For Avalanche, For Escalade, For Suburban, For Tahoe, For Yukon (VIN C/K) Service Manual

2011 For Aveo, For Barina (VIN S/T) Service Manual

2011 For Service Manual

2011 For Regal (China) Service Manual

2011 For Camaro (VIN F) Service Manual

2011 For Canyon,For Colorado (VIN S/T) Service Manual

2011 For Caprice PPV Service Manual

2011 For Captiva Sport Service Manual

2011 For Corvette (VIN Y) Service Manual

2011 For Cruze Service Manual

2011 For CTS (VIN D) Service Manual

2011 For DTS (VIN K) Service Manual

2011 For Equinox, For Terrain (VIN L) Service Manual

2011 For Express, For Savana (VIN G/H) Service Manual

2011 For HHR (VIN A) Service Manual

2011 For Impala (VIN W) Service Manual

2011 For Insignia Service Manual

2011 For LaCrosse (China) Service Manual

2011 For Lucerne (VIN H) Service Manual

2011 For Malibu (VIN Z) Service Manual

2011 For Orlando Service Manual

2011 For Regal (VIN G) Service Manual

2011 For Sierra, For Silverado (VIN C/K) Service Manual

2011 For SRX (VIN N) Service Manual

2011 For STS (VIN D) Service Manual

2011 For VE/WM - Sedan, For Ute,For Sportwagon,For Caprice, For Lumina, For Omega, For VXR8 Service Manual

2011 For Volt Service Manual

2012 For Acadia, For Enclave, For Traverse (VIN R/V) Service Manual

2012 For Alpheon Service Manual (2706)

2012 For Ampera, For Volt (VIN R) (Europe) Service Manual

2012 For Antara, For Captiva Service Manual

2012 For Astra-J Service Manual (2857)

2012 For Avalanche, For Escalade, For Suburban,For Tahoe,For Yukon (VIN C/K) Service Manual

2012 For Aveo Classic, For Barina Classic (VIN T) Service Manual

2012 For Aveo, For Sonic Service Manual (2777)

2012 For Barina Service Manual (2774)

2012 For Service Manual (2861)

2012 For Camaro (VIN F) Service Manual

2012 For Canyon, For Colorado (VIN S/T) Service Manual

2012 For Caprice PPV Service Manual

2012 For Captiva Sport Service Manual

2012 For Cobalt Service Manual (2809)

2012 For Colorado (Other IO), ForS10 (South America) Service Manual

2012 For Corvette (VIN Y) Service Manual

2012 For Cruze Service Manual (2863)

2012 For CTS (VIN D) Service Manual

2012 For Equinox, Terrain (VIN L) Service Manual

2012 For Express, Savana (VIN G/H) Service Manual

2012 For Impala (VIN W) Service Manual

2012 For LaCrosse (China) Service Manual (2710)

2012 For LaCrosse (VIN G) Service Manual (2709)

2012 For Malibu (VIN Z) Service Manual

2012 For Opel Combo-D Service Manual

2012 For Optra, Viva (VIN J) Service Manual

2012 For Orlando Service Manual (2859)

2012 For Regal (China) Service Manual (2711)

2012 For Regal (VIN G) Service Manual (2708)

2012 For Sierra, For Silverado (VIN C/K) Service Manual

2012 For Sonic (US/Canada) Service Manual (2775)

2012 For SRX (VIN N) Service Manual

2012 For VE/WM - Sedan, Ute, Sportwagon, Caprice, Lumina, VXR8 Service Manual

2012 For Verano (US/Canada) Service Manual (2816)

2012 For Volt (VIN R) Service Manual

2012 For Zafira-C Service Manual (2860)

2013 For Acadia,For Enclave, For Traverse (VIN R/V) Service Manual (3206)

2013 For Alpheon Service Manual (3094)

2013 For Ampera, Volt (VIN R) (Europe) Service Manual (3211)

2013 For Antara, Captiva Service Manual (5376555)

2013 For Astra-J Convertible/Coupe Service Manual (5376567)

2013 For Astra-J Service Manual (5376577)

2013 For ATS (VIN A) Service Manual (3086)

2013 For Avalanche, For Escalade, For Suburban, For Tahoe, For Yukon (VIN C/K) Service Manual (3088)

2013 For Aveo, For Sonic (Africa, Middle East, AP, South America, CKD, Mexico) Service Manual (5376711)

2013 For Aveo, For Sonic (Europe) Service Manual (5376704)

2013 For Barina Service Manual (5376837)

2013 For Camaro (VIN F) Service Manual (3106)

2013 For Caprice PPV Service Manual (3105)

2013 For Captiva Sport Service Manual (3101)

2013 For Cobalt Service Manual (3107)

2013 For Colorado, Colorado 7, S10, Trailblazer Service Manual (5392270)

2013 For Combo-D Service Manual

2013 For Corvette (VIN Y) Service Manual (3104)

2013 For Cruze (Global) Service Manual (5377099)

2013 For CTS (VIN D) Service Manual (3085)

2013 For Encore (China) Service Manual (5377162)

2013 For Encore, For Trax (North America) Service Manual (5377181)

2013 For Equinox, For Terrain (VIN L) Service Manual (3100)

2013 For Service Manual (5377155)

2013 For Express, Savana (VIN G/H) Service Manual (3103)

2013 For Impala (VIN W) Service Manual (3102)

2013 For Insignia Service Manual (3098)

2013 For LaCrosse (China) Service Manual (3095)

2013 For LaCrosse (VIN G) (North America) Service Manual (3090)

2013 For Malibu (China) Service Manual (3096)

2013 For Malibu (Europe, Other IO and South America) Service Manual (2713)
The following car model and years are working and it has been verified by one of my friends who works on garage

For 2014 Chevy SS

For 2014 Chevy Impala

For 2014 Chevy Volt

For 2014 Cadillac ats

For 2014 Chevrolet Traverse

For 2014 Equinox

For 2014 GMC Acadia

For 2014 GMC terrain

For 2014 Malibu

For 2014 Silverado

For 2014 Sierra 1500

For 2014 Tahoe
For 2015 Acadia

For 2015 Chevy equinox

For 2015 GMC Terrain

For 2015 Silver

For 2015 Chevy 1500

For 2015 Duramax 2500 Silverado

For 2015 Chevy Cruze

For 2015 Chevrolet 2500hd

For 2015 Chevy Tahoe

For 2015 Buick Regal

For 2015 Silverado

For 2015 Camaro

For 2015 Buick Regal

For 2015 Colorado

For 2015 GMC 2500hd

For 2015 yukon

For 2015 Buick Enclave

For 2015 GMC SAVANA

For 2015 GMC Yukon Denali

For 2015 GMC Savana 2500
For 2016 GMC Sierra 1500

For 2016 Equinox

For 2016 Cadillac Escalade

For 2016 Chevrolet SS Sedan

For 2016 GMC Sierra

For 2016 GMC Canyon

For 2016 Yukon Denali

For 2016 Chevy equniox

For 2016 Colorado Z71

For 2016 Chevy sonic

For 2016 Chevy Silverado 1500 LTZ

For 2016 Chevrolet cruze

For 2016 Chevy Suburban

For 2016 Cadillac SRX

For 2016 GMC Yukon

For 2016 Tahoe

For 2016 GMC 2500HD

For 2016 Buick cascada

For 2016 Chevy traverse

For 2016 Cadillac atsl
For 2017 Chevy Silverado 1500

For 2017 Silverado LTZ

For 2017 Chevy Volt

For 2017 Chevy Cruze

For 2017 Canyon Denali

For 2017 GMC 1500 Sierra Denali

For 2017 Chevy Malibu Premier

For 2017 Equinox

For 2017 Camaro SS

For 2017 Equinox

For 2017 GMC Sierra 1500 double cab

For 2017 Chevrolet Impala LT

For 2017 Yukon XL

For 2017 Chevrolet Spark

For 2017 Volt

For 2017 GMC Acadia

For 2017 GMC Canyon truck

For 2017 Impala

For 2017 GMC Savana 3500

For 2017 GMC Sierra

For 2017 GMC Yukon Denali 1500

For 2018 GMC van

For 2018 Chevy Equinox

For 2018 GMC Terrain

For 2018 GMC Yukon XL Denali

For 2018 GMC Sierra

For 2018 Cadillac