GM PRODUCTION OPTIONS RPO FY LY USE DIV MODEL DIVISIONAL RPO DESCRIPTION KB3 82 84 WATER PUMP ALUMINUM KB7 82 83 HEAD CAST IRON KB8 82 86 HEAD ALUMINUM KC4 76 91 COOLING SYSTEM ENGINE OIL KC4 89 89 1 A COOLING SYSTEM ENGINE OIL EXPORT IRAO KD1 88 91 COOLING SYSTEM TRANSMISSION OIL EXPORT KD1 89 89 1 A COOLING SYSTEM TRANSMISSION OIL EXPORT IRAO KD2 82 84 PUMP FUEL INJECTION STANADYNE KD3 82 84 PUMP FUEL INJECTION C A V KGO 87 91 GENERATOR 74 AMPERE KG6 88 89 GENERATOR 96 AMPERE KJ5 82 85 MOTOR STARTING MITSUBISHI KL7 82 87 LP GAS PREPARATION CANADIAN KM7 76 83 MANIFOLD INTAKE CAST IRON KM9 76 87 MANIFOLD INTAKE ALUMINUM KM9 88 88 3 G MANIFOLD INTAKE ALUMINUM KO1 89 91 FAN CLUTCH DRIVE KO5 76 91 HEATER ENGINE BLOCK KO5 88 88 2 P HEATER ENGINE BLOCK CANADIAN KO5 88 90 2 A HEATER ENGINE BLOCK CANADIAN KO5 88 90 2 W HEATER ENGINE BLOCK CANADIAN KO6 88 91 FAN ENGINE COOLING DUAL FAN SYSTEM KO7 76 86 HEATER DIESEL FUEL KO9 85 92 GENERATOR 12O AMPERE K1O 84 87 CORD ENGINE BLOCK HEATER DELETE K15 76 85 LINE FUEL VAPOR RETURN K19 76 92 REACTOR SYSTEM AIR INJECTION K2O 88 88 1 Y MODULE ELECTRONIC CONTROL EXPORT K22 82 89 GENERATOR 94 AMPERE K30 76 86 CRUISE CONTROL AUTOMATIC K34 76 92 CRUISE CONTROL AUTOMATIC ELECTRONIC K35 76 83 CRUISE CONTROL VACUUM RESUME K45 88 91 AIR CLEANER HEAVY DUTY EXPORT K45 89 91 3 A AIR CLEANER HEAVY DUTY EXPORT IRAO K46 82 91 AIR CLEANER HEAVV DUTY PRECLEANER K6O 86 92 GENERATOR 1OO AMPERE K61 84 86 GENERATOR 97 AMPERE K64 82 89 GENERATOR 78 AMPERE K65 86 86 GENERATOR 95 AMPERE K68 86 92 GENERATOR 105 AMPERE K69 86 92 KEY ADDITIONAL IGNITION K7O 82 86 PULSAIR AIR INJECTION ENGINE K71 82 87 EMISSION CONTROL NOT CERTIFIED EXPORT K73 76 90 GENERATOR 7O AMPERE K77 76 82 GENERATOR 55 AMPERE K77 83 88 GENERATOR 56 AMPERE K79 76 87 GENERATOR 42 AMPERE K8O 84 84 GENERATOR 92 AMPERE K81 76 82 GENERATOR 63 AMPERE K81 83 91 GENERATOR 66 AMPERE K82 86 86 GENERATOR 75 AMPERE K85 82 86 GENERATOR 37 AMPERE K9O 84 92 GENERATOR 108 AMPERE K91 88 88 GENERATOR 65 AMPERE K96 85 86 GENERATOR 55 AMPERE K97 76 85 GENERATOR 8O AMPERE K97 89 91 GENERATOR 8O AMPERE K99 76 92 GENERATOR 85 AMPERE LA5 84 86 ENGINE 1 8L L4 LA7 85 85 ENGINE 1 5L L4 DIESEL LB1 85 86 ENGINE 4 3L V6 LB4 85 92 ENGINE 4 3L V6 LB6 85 89 ENGINE 2 8L V6 HI OUTPUT LB8 85 89 ENGINE 2 8L V6 LB9 85 90 ENGINE 5 0L V8 FI LCO 88 88 ENGINE 1 5L L4 TURBO LC1 82 84 ENGINE 2 BL V6 HI OUTPUT LC2 86 86 ENGINE 3 8L V6 TURBO LC2 89 89 ENGINE 3 8L V6 TURBO LC3 82 82 ENGINE 229 C I D V6 LC3 83 84 ENGINE 229 C I D V6 LC4 80 85 ENGINE 4 1L V6 1989 GENERALMOTORSSERWCEPARTSOPERAUONS BUmK 44J RPO 20 REV 10 89