Corvette CCM Reverse Engineering Anyone?

[spfautsch]

With only power to F1 and ground on E16, < edit, had letters swapped] try grounding the drivers side door input - C12. Regardless of security system state your buzzer should cycle on and off about 1.5 times per second.

And yes, almost all digital input pins will wake the unit and cause it to start spamming the aldl.