Question about 2004 Chevrolet TrailBlazer
Hello and welcome. the dash cluster has a internal processor just like a home computer. the cluster has to be programmed with software for it to function correctly. programming requires a GM tech 2 scan tool, a service programming system and access to GM software. any GM dealer can program the cluster, it will cost between $50.00 and $100.00 to have it programmed
Posted on Sep 11, 2010
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Posted on Jan 02, 2017
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