L CAR ECM COMPONENT CROSS REFERENCE CHART PRODUCTION SERVICE SERVICE PRODUCTION PRODUCTION BROADCAST CONTROLLER CALIBRATOR CALIBRATOR ECM CODE ECM PROM PROM CODE 1990 C0n t 16146621 ATTA 1227730 16152003 6666ATTA 16146631 ATTB 1227730 16150262 6662ATTB 16144231 ATJJ 1227748 16144594 4595ATJJ 16144241 ATJK 1227748 16144598 4599ATJK 16144111 ATHP 1227730 16152278 4503ATHP 16144121 ATHR 1227730 16144506 4507ATHR 16143761 ATDS 1227730 16151995 3667ATDS 16143771 ATDT 1227730 16150186 3673ATDT 16148911 AUBF 1227730 16151995 0283AUBF 16148921 AUBH 1227730 16150286 0287AUBH 16148931 AUBJ 1227730 16152003 0291AUBJ 16148761 AUAM 1227730 16150262 0263AUAM 16150601 AUJT 1227743 16158354 1092AUJT 8355AWWP 16150611 AUJU 1227743 16158358 1097AUJU 8359AWWR 16151581 AUPB 1227730 16151995 1997AUPB 16151591 AUPC 1227730 16152003 2004AUPC 16144111 AURX 1227730 16152278 2280AURX 1991 16150601 AUJT 1227748 16151090 1092AUJT 16150611 AUJU 1227748 16151096 1097AUJU 16147401 ATWS 1227748 16163089 7677ATWS 3090AXWF 16147411 ATWT 1227748 16163094 76BOATWT 3095AXWH 16153781 AUXW 1227730 16153816 3817AUXW 16153791 AUXX 1227730 16153820 3823AUXX 16153801 AUXY 1227730 16153827 3828AUXY 16153811 AUXZ 1227730 16153832 3833AUXZ 16139273 ASCX 1228707 16149600 9601ASCX 16139283 ASCY 1228707 16151367 1368ASCY 16050611 AUJU 1227748 16151096 1097AUJU 16137301 ARSR 1227730 16148918 8919ARSR 16162851 AXWH 1227748 16163094 3095AXWH 16160841 AXWF 1227748 16163089 309OAXWF 1992 16137301 ARSR 1227730 16148918 8919ARSR 16161811 AZPL 1227730 16173387 1940AXPL 3388BABM 16161821 AXPM 1227730 16173392 1945AXPM 3393BABN 16161831 AXPN 1227730 16161948 1949AXPN 16161841 AXPP 1227730 16161952 1953AXPP 16151123 AULA 16156450 16166786 6787AULA 16151133 AULB 16156450 16166790 6792AULB 16164461 AYCY 16134847 16164471 AYCZ 16134847 16164481 AYDA 16134847 16164491 AYDB 16134847 16167311 AYUN 16134847 16167321 AYUP 16134847 16167131 AYTL 16134847 16167141 AYTM 16134847 16171041 AZTB 16134847 16171051 AZTC 16134847 16173411 BABM 16156450 16173387 33888ABM 16173421 BABN 16045150 16173392 3393BABN 16171973 AZWN 16151010 16172116 2117AZWN NOTE SERVICE MODULE WHICH INCLUDES CONTROLLER AND EEPROM CALIBRATOR WHICH MUST BE PROGRAMMED IN DEALERSHIP NOTE when replacing the Production ECM Controller with a Remanufactured ECM Controller it is important to transfer the Production Broadcast Code and Production ECM number to the Remanufactured ECM Controller Label Please do not record on ECM Cover This will enable positive identification of ECM Components throughout the service life of the vehicle 1992 GENERAL MOTORS SERVICE PARTS 0PERAT ONS CHEVROLET 17L 1 1 92 3 49 3 999