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Home >> Cadillac >> 2001 >> Seville SLS >> Repair and Diagnosis (Single Page) >> Body & Frame >> Door Locks >> Anti-Theft System >> Diagnostic Tests >> DTC B3031: Key Decoder In Assembly Learn Mode >> Circuit Description

Circuit Description

Vehicle Theft Deterrent (VTD) module performs an internal test to determine if module is in learn coded key mode. If test indicates module is in learn coded key mode, DTC B3031 will set. When a new module is installed, module is in learn coded key mode.

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