You only need those for doing actual programming. ALL of the build in diagnostics and testing for vehicles up to 2013 works without the subscription or the older TIS2000 software. This is ONLY needed if you want to program or update the software in a module. Tech 2 is possible to program for Hummer H2 above the year 2007… what to do in that case?Īctually it does the programming just fine on newer than 2007 GM vehicles BUT you must pay for an ACDelco TDS subscription for vehicles above 2007 and you would use the CANDI module that comes with many of the Tech2’s for working with CAN bus vehicles. Well it pulls 3 codes, po455 (large evap leak), po442 (small evap leak), and po449 (vent solenoid control). I’ve used my Tech2 on my 08 many times for troubleshooting not programmingīut I think it should be able to program Hummer. Tech 2 clone for both troubleshooting and programming Hummer? That little short list is incorrect and only shows a few of the earlier than 2007 CAN bus vehicles. Why my Hummer is not shown in the GM vehicle list? Where can I get a working clone at a good price? Both the original and HQ clone can work for your car. This is about GM Tech 2 scan tool for Hummer troubleshooting and programming.
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