X CAR ECM COMPONENT CROSS R FERENCE CHART CONT D PRODUCTION SERVICE SERVICE PRODUCTION PRODUCTION BROADCAST CONTROLLER CALIBRATOR CALIBRATOR ECM CODE ECM PROM PROM CODE 1984 16027581 BBZ 1226455 16037681 7682882 16027591 BCA 1226455 16037686 7687BCA 16027601 BCB 1226455 16038409 8410BCB 16027611 BCC 1226455 16037691 7692800 16027641 BCH 1226455 16037706 7707BCH 16027651 BCJ 1226455 16041289 7712BCJ 16027661 BCK 1226455 16037716 7717BCK 16027671 BCL 1226455 16037721 7722BCL 16036222 CKT 1226156 1226909 8347CKT 16036232 CKV 1226156 1226909 8355CKV 16036262 CKY 1226156 1227882 3983CKY 6664CKY 16036292 CLB 1226156 1227885 6687CLB 16036292 CLB 1226156 1227885 3990CLB 6036402 CLR 1226156 1227005 6765CLR 6038811 DAX 1226455 16043377 8840DAX 16040212 DDF 1226156 1227006 0223DDF 16041141 DFU 1226455 16041289 1290DFU 16043351 DRW 1226455 16043377 3378DRW 16046042 DYA 1226156 1227005 6250DYA 16046052 DYB 1226156 1227006 6259DYB 1985 16036431 CNR 1226865 16048796 8797CNR 4367CNR 16036441 CNS 1226865 1228326 8807CNS 4372CNS 16036981 CSK 1226870 16052542 2603CSK 16036991 CSL 1226870 16051184 2608CSL 16037011 CSN 1226870 16042472 2473CSN 16039032 DAC 1226864 16043095 3098DAC 16039062 DAH 1226864 16049347 3320DAH 16039082 DAK 1226864 16043332 3334DAK 16043571 DSP 1226870 16052052 4592DSP 16043861 DUA 1226870 16052598 4797DUA 16043871 DUB 1226870 16052603 4741DUB 16043881 DUC 1226870 16049669 4746DUC 16043911 DUH 1226870 16049686 4761DUH 16043921 DUJ 1226870 16049692 4766DUJ 16043931 DUK 1226870 16049697 4771DUK 16046232 DYM 1226864 16046951 6953DYM 16046242 DYN 1226864 16051314 6946DYN 16049092 FUC 1226864 16049334 9339FUC 16049202 FUD 1226864 16049342 9347FUD 16049401 FPK 1226870 16052542 9793FPK 2544FPK 16049411 FPL 1226870 16049797 9798FPL 16049851 FSR 1226870 16052598 9659FSR 2599FSR 16049861 FSS 1226870 16052603 9665FSS 2604FSS 16049871 FST 1226870 16049669 9670FST 16049901 FSX 1226870 16049686 9687FSX 16049911 FSY 1226870 16049692 9693FSY 16049921 FSZ 1226870 16049697 9698FSZ 16051192 RHU 1226864 16051305 1297HHU 16051202 HHW 1226864 16051314 1309HHW 16052271 HHM 1226870 16051184 1185HHM NOTE 1 USE 1226439 FOR F17 AXLE USE 1226441 FOR F62 AXLE 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 1ife of the vehicle 1991 GENERAL MOTORS SERVICE PARTS OPERATIONS BU CK 44W 6 91 3 227 3 999