FUEL EXHAUST CARBURETION I 3 681A SWITCH VALVE Thermo Vacuum Distributor Spark Control V Con t 85 CK2 3 350M W H4D EXC A T MD8 14031351 1 9 60 SWITCH TRAPPED SPARK CONT 2 V PORT NATURAL 85 CK2 3 350M W A T MD8 FED H4D 14050293 1 13 65 SWITCH TRAPPED SPARK CONT 4 PORT PURPLE 85 CK2 3 454W W FED H4D 3033753 1 13 25 SWITCH THERMAL VAC SPARK CONT 2 PORT TURQUOISE 86 CK2 3 292T W FED NA5 140311356 1 I 15 35 SWITCH DISTR THERMAL VAC 2 PORT GREEN 87 88 RV2 3 292T 140312356 1 15 35 SWITCH DISTR THERMAL VAC 2 PORT GREEN 85 86 CK1 O3 4 3N W A T MD8 14020691 1 3 40 VALVE SPARK CONT VAC 4 205 85 86 C2 03 4 3N W A T MD8 14020691 1 3 40 VALVE SPARK CONT VAC 4 205 3 681 B SWITCH Thermo Vacuum EGR and EGR Combinations 85 86 CK1 2 305H W M T ALT I NA6 373510 1 N L SWITCH E G R VLV EVAP VAC 2 PORT I PURPLE 85 86 CK1 2 305H W M T FED NA5 3031385 1 N L SWITCH E G R VLV EVAP VAC 2 PORT WHITE 85 86 CK1 2 305H W A T ALT 14015575 1 23 20 SWITCH E G R VLV LOCK UP VAC CONT 2 PORT RED 85 86 CK1 2 4 3N W FED NA5 K ALT NA6 14031356 1 15 35 SWITCH E G R VLV LOCK UP VAC CONT 2 PORT GREEN 85 86 CK1 2 3 350L W A T FED NA5 ALT NA6 14031356 1 15 35 SWITCH E G R VLV LOCK UP VAC CONT 2 PORT GREEN 85 CK2 3 350M W CALIF NB2 EXC A T MD8 3053198 1 1 1 60 SWITCH E G R VLV VAC CONT 2 PORT GRAY 85 CK2 3 350M W FED H5D EXC M40 3053198 1 1 1 60 SWITCH E G R VLV VAC CONT 2 PORT GRAY 85 CK2 3 3 50M W A T MD8 14075682 1 17 65 SWITCH E G R VLV VAC CONT 4 PORT NATURAL 85 CK2 3 454W W H4D CALIF 3053198 1 1 1 60 SWITCH E G R VLV EVAP VAC 2 PORT GRAY 85 86 C1 2 305H W A T FED NA5 14085916 1 17 15 SWITCH E G R VLV LOCK UP VAC CONT 4 PORT BRONZE 85 86 K1 2 350L W M T 14025249 1 17 40 SWITCH E G R VLV VAC CONT 2 PORT BROWN 86 CK2 3 292T W NM5 EXPORT CANADA 3031385 1 N L SWITCH E G R VLV VAC CONT 2 PORT WHITE 86 CK2 3 350M EXC A T MD8 3053198 1 11 60 SWITCH E G R VLV VAC CONT 2 PORT GRAY 86 CK2 3 350M W A T MD8 FED CALIF L 14075682 1 17 65 SWITCH E G R VLV VAC CONT 4 PORT NATURAL 86 CK2 3 454W W FED NA5 CALIF NB2 3053198 1 1 1 60 SWITCH E G R VLV EVAP VAC 2 PORT GRAY 87 88 RV3 454W 350M 3053198 1 11 60 SWITCH EVAP EMIS CONT 2 PORT GRAY P 3 681 C SHIELD SWITCH Thermo Vacuum EFE EFE Combinations 85 86 CK1 2 3 4 3N W FED NA5 ALT NA6 14088806 1 28 SHIELD E F E THERMAL VAC CONT SW 87 RV1 2 4 3Z 14088806 1 28 SHIELD E F E THERMAL VAC CONT SW 85 86 CK1 2 305F W CALIF NB2 3053249 1 14 60 SWITCH E F E THERMAL VAC CONT 2 PORT GRAY 85 86 CK1 2 305H W ALT 3053331 1 20 40 SWITCH E F E SPARK THERMAL VAC CONT 4 PORT BLACK 85 CK1 2 305H W FED NA5 3055378 1 20 85 SWITCH E F E SPARK THERMAL VAC CONT 4 PORT GRAY V 85 86 CK1 2 350L W FED ALT 3053331 1 20 40 SWITCH E F E SPARK THERMAL VAC CONT 4 PORT BLACK 85 86 CK1 2 3 350L W CALIF NB2 3053249 1 14 60 SWITCH E F E THERMAL VAC CONT 2 PORT GRAY 7 1988 GENERAL MOTORS SERVICE PARTS 0PERAT 0NS LT TRUCK 52R 1 REV 1 88 3 57 3 681 3 681