GM PRODUCTION OPTIONS RPO FY LY USE DIV MODEL DIVISIONAL RPO DESCRIPTION NB2 76 92 EMISSION SYSTEM CALIFORNIA REQUIREMENTS NB5 76 83 EXHAUST SYSTEM SINGLE NB9 84 85 FILTER SYSTEM FUEL NC3 84 89 TAILPIPE MODIFICATIONS EXPORT NC5 88 89 2 W EXHAUST SYSTEM DUAL VERTICAL TAILPIPES CHROME USED WITH SE Z7M NC6 76 87 EXHAUST SYSTEM SPORTY NC6 88 88 3 H EXHAUST SYSTEM SPORTY USED WITH INTERNATIONAL W20 NC6 88 89 2 A EXHAUST SYSTEM SPORTY USED WITH STE Y88 SE Y92 NC6 88 89 4 H EXHAUST SYSTEM SPORTY NC6 88 89 3 N EXHAUST SYSTEM SPORTY USED WITH INTERNATIONAL WJ9 NC6 88 90 3 A EXHAUST SYSTEM SPORTY USED WITH INTERNATIONAL W45 W49 NC6 88 90 34 C EXHAUST SYSTEM SPORTY NC6 88 90 3 W EXHAUST SYSTEM SPORTY USED WITH INTERNATIONAL Z70 NC8 76 84 EMISSION SYSTEM INTERNAL EGR DIESEL ND1 76 85 FUEL TANK 86 LITER NE2 76 88 FUEL TANK 151 LITER 4O GALLON NF1 76 83 FUEL TANK 69 LITER NF2 76 85 FUEL TANK 75 LITER NF9 84 84 HEAT SHIELD EXHAUST SYSTEM TO GROUND NGl 76 85 FUEL TANK 76 LITER NH1 76 85 FUEL TANK 83 LITER NH7 76 85 FUEL TANK 103 LITER NH8 76 83 FUEL TANK 69 LITER NJ8 88 89 FUEL TANK 129 LITER 34 GALLON NK1 76 85 FUEL TANK 69 LITER NK2 82 87 FUEL TANK 76 LITER NK3 76 83 STEERING WHEEL FORMULA NK3 84 87 STEERING WHEEL SPORT SOFT RIM SIMULATED LEATHER 4 NK3 88 88 1 G STEERING WHEEL SPORT SOFT RIM SIMULATED LEATHER USED WITH MONTE CARLO SS 265 NK3 88 88 4 H STEERING WHEEL SPORT SOFT RIM SIMULATED LEATHER NK3 88 88 1 J STEERING WHEEL SPORT SOFT RIM SIMULATED LEATHER 2 SPOKE NK3 88 89 1 A STEERING WHEEL SPORT SOFT RIM SIMULATED LEATHER 2 SPOKE NK3 88 89 4 J STEERING WHEEL SPORT SOFT RIM SIMULATED LEATHER NK3 88 90 1 F STEERING WHEEL SPORT SOFT RIM SIMULATED LEATHER 3 SPOKE NK4 76 87 STEERING WHEEL SPORT LEATHER NK4 88 88 3 J STEERING WHEEL 2 SPOKE SPORT LEATHER WRAPPED NK4 88 88 2 J STEERING WHEEL 4 SPOKE RALLY LEATHER WRAPPED NK4 88 88 2 N STEERING WHEEL 4 SPOKE SPORT LEATHER WRAPPED NK4 88 89 2 A STEERING WHEEL 4 SPOKE LEATHER WRAPPED INCLUDES RADIO CONTROLS USED WITH STE Y88 NK4 88 89 3 E STEERING WHEEL 2 SPOKE SPORT LEATHER WRAPPED USED WITH TROFEO WL3 NK4 88 89 3 N STEERING WHEEL SPORT LEATHER WRAPPED NK4 88 90 2 F STEERING WHEEL SPORT LEATHER WRAPPED USED WITH ELECTRONIC ACCESSORY CONTROL UK3 NK4 88 90 3 W STEERING WHEEL SPORT LEATHER WRAPPED USED WITH INTERNATIONAL 270 NK4 88 90 1 Y STEERING WHEEL SPORT LEATHER WRAPPED NK5 76 88 STEERING WHEEL STANDARD NK5 88 92 STEERING WHEEL 2 SPOKE STANDARD NK6 76 85 FUEL TANK 83 LITER NK7 76 91 FUEL TANK 117 LITER 31 GALLON NK8 76 85 FUEL TANK 96 LITER NL2 76 89 FUEL TANK AUXILIARY NL7 76 89 FUEL TANK 33 GALLON NL8 87 88 FUEL TANK 94 8 LITER 25 GALLON NL9 85 89 FUEL TANK 102 LITER 27 GALLON NM1 83 85 EMISSION SYSTEM SWITZERLAND SWEDEN NM4 76 85 EMISSION SYSTEM NON CLOSED LOOP NM5 76 89 EMISSION SYSTEM NON CLOSED LOOP CANADA NM6 76 85 EMISSION SYSTEM CANADA RECALIBRATION NM8 76 86 EMISSION SYSTEM LEADED FUEL CONVERSION EXPORT NM8 87 92 EMISSION SYSTEM LEADED FUEL EXPORT NN1 76 84 EMISSION SYSTEM DUAL BED MONALITHE CONVERTER NN3 76 84 EMISSION SYSTEM SINGLE BED BEAD CONVERTER NN4 82 91 FUEL TANK 6O GALLON 227 LITER NN5 85 92 EMISSION SYSTEM CALIFORNIA OVERRIDE NN6 82 84 EGR REVERSE FLOW NN7 82 88 LOCK FUEL FILLER DOOR DELETE NN9 82 85 EMISSION SYSTEM LEADED FUEL EXPORT NP5 76 87 STEERING WHEEL LEATHER WRAPPED NP5 88 88 1 F STEERING WHEEL LEATHER WRAPPED USED WITH Z28 RS PACKAGE 1A1 NP5 88 88 3 G STEERING WHEEL 2 SPOKE LEATHER WRAPPED NP5 88 88 6 J STEERING WHEEL SPORT 2 SPOKE LEATHER WRAPPED i i 1989 GENERAL MOTORS SERVICE PARTS OPERAT ONS OLD MOB LE 32J it m 0 z4 REV 4 89