FUEL EXHAUST CARBURETION 3 670 CALIBRATOR CALPAK CHAMBER CONNECTOR CONTROL CONTROLLER FlLTER MODULE REGULATOR RELAY SOLENOID SWITCH VALVE VALVE AIR VALVE EGR Emnssnon Control System Con t 83 X 2 8 CLSD LOOP 1997639 1 19 50 SOLENOID EGR CONT VLV RLY DR609 STAMPED PG3 177 45 84 85 X 2 8X Z CLSD LOOP 1997674 1 22 13 SOLENOID EGR CONT VLV RLY PG3 197 15 85 X 2 8W 14080628 1 53 55 SOLENOID EGR CONT VLV RLY PG3 217 5 86 G 305H NM5 EXPORT CANADA 14093946 1 18 80 SWITCH EGR 4 PORTS 3 8 18 THD 84 B 4 1 4 CLOSED LOOP 25523722 1 15 15 SWITCH EGR VAC CONT 1 PORT 1 BLADE TERM 2 BOLT HOLE PG3 185 56 84 B 231A FED 25523722 1 15 15 SWITCH EGR VAC CONT 1 PORT 1 BLADE TERM 2 BOLT HOLE PG3 185 56 84 D 4 1 4 CLOSED LOOP 25523722 1 15 15 SWITCH EGR VAC CONT 1 PORT 1 BLADE TERM 2 BOLT HOLE PG3 185 56 84 E 4 1 4 CLOSED LOOP 25523722 1 15 15 SWITCH EGR VAC CONT 1 PORT 1 BLADE TERM 2 BOLT HOLE PG3 185 56 84 E 231 9 25523722 1 15 15 SWITCH EGR VAC CONT 1 PORT 1 BLADE TERM 2 BOLT HOLE PG3 185 56 84 G 4 1 4 CLOSED LOOP 25523722 1 15 15 SWITCH EGR VAC CONT 1 PORT 1 BLADE TERM 2 BOLT HOLE PG3 185 56 84 G 231A FED 25523722 1 15 15 SWITCH EGR VAC CONT 1 PORT 1 BLADE TERM 2 BOLT HOLE PG3 185 56 84 85 G 231 9 25523722 1 15 15 SWITCH EGR VAC CONT 1 PORT 1 BLADE TERM 2 BOLT HOLE PG3 185 56 85 B 231A FED CALIF 25523722 1 15 15 SWITCH EGR VAC CONT 1 PORT 1 BLADE TERM 2 BOLT HOLE PG3 185 56 85 G 231A FED CAL F 25523722 1 15 15 SWITCH EGR VAC CONT 1 PORT 1 BLADE TERM 2 BOLT HOLE PG3 185 56 84 B 350N FED 22520659 1 29 64 SWITCH EGR VLV CONT PG3 190 49 84 B 35ON ALT 22520660 1 32 81 SWITCH EGR VLV CONT PG3 190 49 84 D 35ON FED 22520659 1 29 64 SWITCH EGR VLV CONT PG3 190 49 84 D 35ON ALT 22520660 1 32 81 SWITCH EGR VLV CONT PG3 190 49 84 E 350N FED 22520659 1 29 64 SWITCH EGR VLV CONT PG3 190 49 84 E 35ON ALT 22520660 1 32 81 SWITCH EGR VLV CONT PG3 190 49 84 G 4 3V FED 22520659 1 29 64 SWITCH EGR VLV CONT PG3 190 49 84 G 4 3T ALT 22520660 1 32 81 SWITCH EGR VLV CONT PG3 190 49 85 B 231A EXPORT CANADA 14079534 1 19 32 SWITCH EGR VLV SPARK VAC 4 PORTS 3 8 18 THD 85 G 231A EXPORT CANADA 14079534 1 19 32 SWITCH EGR VLV SPARK VAC 4 PORTS 3 8 18 THD 82 83 B 307Y A C 17064379 1 59 33 VALVE AIR INJ CONT 17064379 STAMPED PG3 73 18 82 83 B 307Y EXC A C 17064869 1 59 33 VALVE AIR INJ CONT 17064869 STAMPED PG3 234 55 82 B 231A 17071711 1 39 90 VALVE AIR INJ CONT 17071711 STAMPED PG3 133 44 82 83 C 307Y A C 17064379 1 59 33 VALVE AIR INJ CONT 17064379 STAMPED PG3 73 18 82 C 307Y EXC A C 17064869 1 59 33 VALVE AIR INJ CONT 17064869 STAMPED PG3 234 55 82 83 C 4 1 4 17072906 1 115 50 VALVE AIR INJ CONT 17072906 STAMPED PG3 151 41 82 E 307Y 17064379 1 59 33 VALVE AIR INJ CONT 17064379 STAMPED PG3 73 18 82 83 E 4 1 4 CLSD LOOP 17071525 1 114 45 VALVE AIR INJ CONT 17071525 STAMPED PG3 155 41 82 83 E 4 1 4 NN9 EXPORT 17071711 1 39 90 VALVE AIR INJ CONT 17071711 STAMPED PG3 133 44 82 83 E 231 17072786 1 66 94 VALVE AIR INJ CONT 17072786 STAMPED PG3 163 58 82 G 231A 17071711 1 39 90 VALVE AIR INJ CONT 17071711 STAMPED PG3 133 44 Y 1991 GENERAL MOTORS SERVICE PARTS 0PERATlONS BUICK 44W 3 670 3 670 3 104 6 91