A CAR ECM PCM COMPONENT CROSS REFERENCE CHART CON T PRODUCTION PRODUCTION SERVICE REMAN MODULE BROADCAST MODULE SERVICE PRODUCTION ECM PCM CODE ECM PCM EPROM EPROM CODE 1990 16086801 ALYJ 1227730 16150270 2599ALYJ 16086811 ALYK 1227730 16150274 2595ALYK 16132401 APUS 1227730 16150336 2354APUS 16138581 ASAH 1227730 16150194 8727ASAH 16138591 ASAJ 1227730 16150198 9731ASAJ 16143611 ATCF 1227730 16143770 3772ATCF 16143621 ATCH 1227730 16143775 3776ATCH 16128984 ANWM 1228706 16133736 3737ANWM 16128994 ANWN 1228706 16133744 3741ANWN 16129004 ANWP 1228706 16133745 3746ANWP 16129014 ANWR 1228706 16133750 3751ANWR 16132534 APWT 1228706 16134134 4135APWT 16145991 ATRB 1227748 16146061 6062ATRB 16146001 ATRC 1227748 16146065 6066ATRC 16145991 ATRB 1227748 16146061 6062ATRB 16146001 ATRC 1227748 16146065 6066ATRC 16146541 ATSR 1227730 16150270 6603ATSR 16146551 ATSS 1227730 16150274 6608ATSS 16146561 ATST 1227730 16150194 6615ATST 16146571 ATSU 1227730 16150198 6624ATSU 16143181 ATBF 1227730 16143513 35l4ATBF 16150351 AUHT 1227730 16150336 0337AUHT 16148781 AUAP 1227730 16150270 0271AUAP 16148791 AUAR 1227730 16150274 0275AUAR 16148811 AUAT 1227730 16150198 O199AUAT 16148801 AUAS 1227730 16150194 0l95AUAS 16152521 AUSN 1227730 16152690 2692AUSN 1991 16137161 ARRY 1227730 16145250 5251ARRY 16137171 ARRZ 1227730 16145254 5255ARRZ 16137201 ARSC 1227730 16148592 8593ARSC 16137211 ARSD 1227730 16160259 8598ARSD 15139804 ASJW 1228706 16159717 9668ASJW 97l8AXAU 16139814 ASJX 1228706 16149671 9672ASJX 16139844 ASKA 1228706 16149683 9684ASKA 16138781 ASAT 1227748 16148882 8883ASAT 16138791 ASAU 1227748 16148886 8887ASAU 16156154 AWMX 1228706 16159712 6175AWMX 16156164 AWMY 1228706 16156178 6180AWMY 16160281 AXFH 1227730 16160259 0260AXFH 16159274 AXAT 1228706 16159712 9713AXAT 16159284 AXAU 1228706 16159717 9718AXAU NOTE Due to Clean Air Act calibrator is now called an EPROM and Controller is now called a Module PCM Powertrain Control Module Controls both Engine and Tranmission ECM Engine Control Module Controls only Engine When replacing the Production ECM PCM Module with a Remanufactured ECM PCM Module it is important to transfer the Production Broadcast Code And Production ECM number to the Remanufactured ECM Module Label Please do not record on ECM Cover This will enable positive identification of ECM PCM Components throughout the service ife of the vehicle 1993 GENERALMOTORSSERWCEPARTSOPERAUONS BUmK 44A 3 999 3 106 4 93