1987-1991 Chevy GMC Truck OEM ENGINE CONTROL MODULE *ECM* 1227747

1987-1991 Chevy GMC OBS Truck ECM Engine Control Module TBI 5.0 5.7 350 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

GM 1227747 ECM was Untested

1227747 ANLW 1988-1991 Chevy GMC 1500 2500 AT 4WD 5.0L ECM PROM Computer Chip

1227747 Chevy Engine Computer ECM ECU 5.7L A/T 1987-1991 350TBI AMUS

CHIPS ASDM 1987-92 305 TBI 700R4 ECM 1227747 CHEVY GMC C,K1500 2500 G10-25 VAN