1988-1991 ECM 1227747 Chevy GMC C1500 Engine Computer 1990 1989 ASDU 5.0 OEM L33

1227747 Chevy Engine Computer ECM ECU 1987 - 1991

1987-1992 Silverado Sierra C/K R/V Blazer ECM Wire Harness OEM. 1227747

1988-1991 Chevy GMC C/K 1500 ECM 1227747 ASDU 5.0 5.7 305 350 A/T 4L60 1990 1989

1227747 ADUJ 1988-1991 Chevy GMC 1500 2500 3500 AT Engine Computer Module ECM

K1500 1227747 Chevy Engine Computer ECM ECU 4.3L 5.0L 5.7L 1988 1989 1990 1991

C1500 1227747 Chevy Engine Computer ECM ECU 4.3L 5.0L 5.7L 1988 1989 1990 1991

1988 Chevy GMC Truck 5.7L V8 TBI ECM Engine Control Module 1227747 AMUR OEM