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Mar 03, 2013 · year: application: service number: hardware number: cable throttle compatible: bcc: operating system/ module1: 2007: c-truck, 5.3l ly5: 12597121: 12605897: ynau: 12605898 May 18, 2006 · I would like to bypass the passlock at the ECM (Engine Control Module) without having to go thru the BCM (Body Control Module). Any help would be greatfull. Thank you.