2004-2005 Rehdevous 3.4 Engine Computer Control Module ECU ECM PCM 12583827 OEM

04 05 Buick Lesabre 12583827 Computer Brain Engine Control ECU ECM EBX Module

2004 2005 Lesabre Park Ave. Impala Engine Computer ECM PCM ECU 12583827 OEM 7092

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Engine ECM Electronic Control Module ID 12583827 Fits 04-05 Buick LeSabre 674838

03-05 Rendezvous Aztek Montana Venture Engine Computer -Programming Required-

2004 Buick Rendezvous ECM