i CHASSIS ELECTRICAL SYSTEM 2 408 SWITCH ASSY CONTROL UNIT CONNECTOR LEAD ASSY RELAY ASSY SOLENOID ASSY VALVE ASSY Distributor Spark Advance Trans Electric Control Also See Group 4 075 Con t 63 67 All 153 194 1 3023802 1 CONTROL UNIT exhaust emission l I 70 Ser 10 thru 30 w T H 400 A I V 71 72 All w T H 400 8626597 1 CONNECTOR trans control switch 4 265 I 70 Ser 10 thru 30 w T H 400 K 396 71 72 All w T H 400 8626426 1 LEAD ASSY trans control spark switch 4 075 L 70 Ser 10 w A T exc 0 D 3961573 1 I RELAY ASSY spark control 4 075 71 Ser 10 Conv 4 WD D D i 71 G 10 20 3990642 1 RELAY ASSY trans control spark r I 4 075 i 70 Ser 10 6 cyl exc D D I V n 70 Blazer G 10 20 6 cyl 1114431 1 SOLENOID ASSY spark control 70 Ser 10 8 cyl exc 396 70 Blazer G 10 20 8 cyl 1114432 1 SOLENOID ASSY spark control 72 Ser 10 thru 30 Conv 4 WD 1 i Blazer 307 350 i 1 72 G 1 0 thru 30 307 350 1114451 1 SOLENOID ASSY 70 Ser 10 G 10 6 cyl 1114436 1 VALVE ASSY spark control 70 Ser 10 396 1114438 1 VALVE ASSY spark control 2 408A OCTANE ADJUSTMENT UNIT 66 Allw 2BC 283 67 All w 2BC 283 exc Air Cond I w Std trans i I I 68 69 All 307 70 All 307 exc A T 1651798 1 67 All w 4BC 350 66 70 All w A T 4BC 350 i 70 All w A T 307 1851780 1 350 CID w 295 h p 68 70 All 250 exc A T 1851775 1 I 66 All w 4BC 327 69 All w A T 2BC 327 1851794 1 T 69 70 All w A T 2BC 350 1651795 1 69 All w 4BC 350 1851799 1 350 C l D w 255 h p 2 410 CONTROL Distributor Vacuum A NOTE 1 When using 1909343 use 1883027 coupling 39 51 All 52 55 Comm 6 volt V 56 59 Ser 3 6 cyl 60 62 Ser 10 thru 30 235 exc P G I 63 4 WD lst Series exc 261 I I i 283 1909343 1 w bracket Note 1 55 57 All 12 volt 6 cyl I L 58 59 Ser 3 6 cyl i 62 Ser 10 thru 30 261 exc D D I 4 63 Ser 1 0 20 4 WD 261 1929109 1 complete stamped 089 V 55 57 All 8 cyl 1116104 1 w 1110874 66 All w A T 307 A 69 70 All 307 1115355 1 w 1111100 12 17 40 41 42 53 94 125 I 1481 1499 1949 50 59 61 All 8 cyl exc dual 4BC F l i 62 67 Sar 10 thru 30 283 I A 66 68 All 327 exc A l R N 66 66 All w A I R 327 exc P G 67 70 All 396 1116163 1 63 65 All 153 194 230 V 66 67 All 6 cyl exc 292 1116195 1 63 65 Ser 1O thru 30 292 66 68 All 292 exc P G D D 66 66 D D 292 69 70 All Blazer 6 cyl 1116217 1 w 1 110302 18 50 64 6217 66 Ser 10 D D G 10 w A l R I t 194 exc P G 1115357 1 w 1111109 37 73 75 76 98 109 120 126 i 137 1482 88 89 90 66 Ser 10 w A T 327 68 Ser 20 30 327 exc Sub 69 Ser 20 Sub w A T 1968861 1 w 1 1 1 1297 69 70 Ser 10 thru 30 350 1973421 1 w 1111486 7 1995 71 72 All Blazer 250 exc NB2 1973434 1 w 1 1 10489 93 GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TL j REV 5 79 e z as S V 2 408 2 410