Engine Computer Unit Module 2003 Buick Rendezvous 3.4L ECU PCM ECM 12583827

2004 2005 Buick Lesabre 3.8L Engine Computer Control Module ECM OEM 12583827

2004-2005 BUICK LESABRE ELECTRONIC ENGINE CONTROL MODULE UNIT ECM OEM, 590-05555

2004-2005 Buick Le Sabre Engine Control Module ECM ECU OEM-12583827 #Stk 251022

2003-2005 Buick Century 3.1L AT Engine Computer Control Module ECM ECU 12583827

2004 Buick Regal 3.8L Engine Control Module (ECM) 12583827

2003-2005 Pontiac Aztek Engine ECM Electronic Control Module OEM 694977

2003-2005 Pontiac Aztek Engine ECM Electronic Control Module OEM 982605