I FUEL EXHAUST CARBURETION 4 I 3 670A CALIBRATOR CALPAK CONTROLLER PROM Emission Control System ECM Components Con t V 90 91 LM1 4 32 LB4 FEDERAL EMIS NA5 ALT EMIS NA6 I I EXC LEADED FUEL EMIS A NM8 EXPORT 16051636 I 1 13 55 CALPAK ECM STAMPED 16051637 PG3 61 3 90 91 LM1 4 32 LB4 CALIFORNIA A A EMIS NB2 16051636 1 13 55 CALPAK ECM STAMPED 16051637 PG3 61 3 91 V LM1 4 32 LB4 LEADED FUEL I EMIS NM8 EXPORT 16051636 1 13 55 CALPAK ECM STAMPED 16051637 PG3 61 3 91 M1 4 3B LU2 CALIFORNIA V EMIS NB2 16051636 1 13 55 CALPAK ECM STAMPED 16051637 I I PG3 61 3 I 91 M1 4 3B LU2 FEDERAL EMIS NA5 ALT EMIS NA6 16051636 1 13 55 CALPAK ECM STAMPED 16051637 I PG3 61 3 I 85 86 M1 2 5E 1226864 1 110 00 CONTROLLER ECM 1226864 LABELED I REMANUFACTURED PG3 78 7 0 85 M1 4 3N 1226865 1 110 00 CONTROLLER ECM 1226865 LABELED I V REMANUFACTURED PG3 74 92 i 86 M1 4 32 1227137 1 1 1 0 00 CONTROLLER ECM REMAN PG3 82 82 87 90 M1 2 5E 1227165 1 110 00 CONTROLLER ECM 1227165 LABELED REMANUFACTURED 87 90 M1 4 32 1227747 1 110 00 CONTROLLER ECM STAMPED 1227747 REMANUFACTURED 90 91 LM1 4 32 LB4 FEDERAL EMIS NA5 ALT EMIS NA6 EXC LEADED FUEL EMIS NM8 EXPORT 16144288 1 110 00 CONTROLLER ECM 16144288 AUMH I PG3 61 3 90 91 LM1 4 32 LB4 CALIFORNIA I EMIS NB2 16144288 1 110 00 CONTROLLER ECM 16144288 AUMH PG3 61 3 90 91 M1 4 3B LU2 FEDERAL EMIS I NA5 ALT EMIS NA6 16144288 1 110 00 CONTROLLER ECM 16144288 AUMH PG3 61 3 91 LM 1 4 32 LB4 FEDERAL EMIS NA5 ALT EMIS NA6 EXC LEADED FUEL EMIS I NM8 EXPORT 1227747 1 1 10 00 CONTROLLER ECM STAMPED 1227747 REMAN 91 M1 4 32 LB4 LEADED FUEL I EMIS NM8 EXPORT 1227747 1 110 00 CONTROLLER ECM STAMPED 1227747 REMAN Q 91 M1 4 3B LU2 CALIFORNIA EMIS NB2 1227747 1 110 00 CONTROLLER ECM STAMPED 1227747 REMAN 91 M1 4 3B LU2 FEDERAL EMIS I NA5 ALT EMIS NA6 16155778 1 38 34 PROM E CM 4338ATFR 0102ANXN 3 670B VALVE Emission Control System A I R Valves I 85 A M1 4 3N 14082302 1 12 80 VALVE DECELERATION PG3 74 71 85 M1 4 3N CALIF 17085810 1 96 25 VALVE AIR INJ CONT PG3 73 47 85 M1 4 3N FED ALT 17085917 1 46 00 VALVE AIR INJ CONT PG3 73 47 85 M1 4 3N CALIF 22048209 2 11 20 VALVE AIR INJ ENG CHK PG3 73 63 85 M1 4 3N FED ALT 22050642 2 N L VALVE CTLTC CONV AIR INJ CHK PG3 45 13 86 M1 4 32 A I R K19 17085810 1 96 25 VALVE AIR INJ CONT PG3 73 47 86 M1 4 32 A I R K19 22048209 2 11 20 VALVE AIR INJ ENG CHK PG3 73 63 87 89 M1 4 32 A I R K19 17087140 1 71 75 VALVE AIR INJ CONT PG3 45 18 I 87 89 M1 22050642 2 N L VALVE AIR INJ ENG CHK PG3 45 13 3 6700 SOLENOID SWITCH Emission Control System EGR Control 85 M1 4 3N CALIF 1997692 1 15 45 SOLENOID E G R VAC CONT BLEED VLV I PG3 74 74 86 M1 4 32 1997168 1 N L SOLENOID E G R CONT VLV RLY INCLS 4 I FOAM EGR FILTER PG3 82 59 86 M1 4 32 1997658 1 16 45 SOLENOID E G R VAC CONT BLEED VLV 87 91 M1 14102002 1 N L SOLENOID E G R VAC CONT BLEED VLV PG3 66 6 90 917 LM1 4 3B LU2 4 32 LB4 14102002 1 N L SOLENOID EGR C VLV RLY PG3 66 6 il 90 M1 2 5E 10096137 1 12 50 SOLENOID E G R C VLV RLY i 1991 GENERAL MOTORS SERVICE PARTS OPERATIONS LT TRUCK 52M A 3 670A 3 670C 3 16 1 91