If this is the Factory Radio:There is NO Customer Code.This is a Class 2 DATA Type RadioThe Dealer has to program it with the use of Scan Tool.Dealer connects Scan ToolDownloads Vehicle & Radio InfoUploads Info to GMDownloads Info & Unlock Code from GMUploads Info & Unlock Code to vehicle.
Takes apprx 15 minutes & Free - 125.00 depending on Dealer
What is crazy is you do not want to accept the "right" answer.I am the messenger, not the manufaturer.There is NO customer coding of Delco Units for this vehicle thru 2009.You considered asking me for the answer & blame me for the truth.
Don't know what to tell you, except the truth hurts & it isn't my fault
I will leave it at that.....
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