J CAR ECM COMPONENT CROSS REFERENCE CHART CON D PRODUCTION SERVICE SERVICE PRODUCTION PRODUCTION BROADCAST CONTROLLER CALIBRATOR CALIBRATOR ECM CODE ECM PROM PROM CODE 1988 16066462 ABKN 1228321 16136810 4905ABKN 16066462 ARRJ 1228321 16136810 7006ARRJ 16066482 ABKR 1228321 16086125 4915ABKR 16066492 ABKS 1227748 16072375 2376ABKS 16066502 ABKT 1227748 NOTE 1 5297ABKT 16066512 ABKU 1227748 NOTE 1 5307ABKU 16066522 ABKW 1227748 NOTE 2 53l2ABKW 16066532 ABKX 1227749 16084399 1092ABKX 16066542 ABKY 1227749 16084406 4920ABKY 16067181 ABMN 1227730 16128936 5561ABMN 16080191 AJUS 1227730 16128933 0201AJUS 16082161 AKDK 1227730 16128933 2349AKDK 16082181 AKDM 1227730 16123934 2358AKDM 16082191 AKDN 1227730 16128936 2363AKDN 16082201 AKDP 1227730 16134482 2367AKDP 16082242 AKKH 1227749 16084399 2587AKKH 16082252 AKKJ 1227749 16084406 2503AKKJ 16083422 AKYT 1228321 16083459 3460AKYT 16084262 ALBK 1227749 16084399 4402ALBK 16084272 ALBL 1227749 16084406 4407ALBL 16085992 ALWK 1227748 16086125 6126ALWK 16086002 ALWL 1227748 NOTE 1 6130ALWL 16089802 AMSY 1227748 16089813 9814AMSY 16089812 AMSZ 1227748 NOTE 2 9818AMSZ 16120002 AMUW 1227749 16120036 0037AMUW 16067201 ABMR 1227730 16075568 5569ABMR 16082181 ANWC 1227730 16128934 8992ANWC 16082181 ARDB 1227730 16134466 4851ARDB 16080191 ARDA 1227730 16134465 4848ARDA 16082191 ARDC 1227730 16134468 4854ARDC 16082201 ARDD 1227730 16134482 4857ARDD NOTE 1 USE 16142605 FOR FED USE 16142607 FOR CALIF NOTE 2 USE 16142609 FOR FED USE 16142608 FOR CALIF 1989 16082101 AKDB 1227749 16122545 2546AKDB 16082091 AKDA 1227749 16120526 0526AKDA 16084831 AKYY 1228321 16137094 2578AKYY 16077021 AHUH 1227730 16125263 2259AHUH 16077031 AHUJ 1227730 16132482 2264AHUJ 16077051 AHUL 1227730 16132463 2272AHUL 16077061 AHUM 1227730 16132467 2276AHUM 16082051 AKCW 1228321 16137088 0405AKCW 16082061 AKCX 1228321 16122565 2566AKCX 16084841 AKYZ 1228321 16122581 2582AKYZ 16132431 APUW 1227730 16138219 2459APUW 16132441 APUX 1227730 16138224 2483APUX 16132451 APUY 1227730 16134615 2464APUY 16132461 APUZ 1227730 16134619 2468APUZ 16134591 ARCF 1227730 16138219 4607ARCF 16134601 ARCH 1227730 16138224 4612ARCH 16137011 ARRL 1228321 16137088 7089ARRL 16137021 ARRM 1228321 16137094 7095ARRM 16134611 ARCJ 1227730 16134615 46l6ARCJ 16134621 ARCK 1227730 16134619 4620ARCK 16138121 ARYF 1227730 16138219 8220ARYF 16138131 ARYH 1227730 16138224 8225ARYH NOTE when replacing the Production ECM Controller with a Remanufactured ECM Control er 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 1989 GENERALMOTORSSERWCEPARTSOPERAUONS BUmK 44J 3 999 3 68 REV 10 89