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Old 08-07-2013, 09:58 PM   #18
05stram

 
Drives: 2013 RS - 2013 2SS/RS - 1971 RS
Join Date: Sep 2012
Location: West Virginia
Posts: 1,027
check the data wire in the door jamb - common occurrence on the trucks so I imagine the trail blazer is similar in routing. Tech 2 can find it - if you have power and ground to the module I am going to bet this is where you will find your problem.
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