DELPHI DFI IGNITION CONTROL MODULE TO SUIT HOLDEN CAPRICE VR-WK BUICK ECOTEC L27 L36 L67 S/C 3.8L V6The ignition module is the heart of your entire ignition system. It serves to create a spark strong enough to ignite the air fuel mixture and to control the timing of the spark plugs by opening and closing the ignition coil ground circuit. Heating up of ignition coils, engine stalling, shaking when accelerate and engine not sparking could be the indications of a faulty ignition module. This Delphi ignition module is a premium replacement designed to