BODY MOUNTING AIR COND INSTRUMENTS GMC GROUP 9 277 Con t 73 G I 2 3 w rool mounted A C 4 3996204 1 5 50 RELAV ASM a c blower motor switch 3 440 7 7340 74 77 G I 2 3 w roof J mounted A C 339809 4 85 RELAY ASM a c blower motor switch 4 prong 7 7340 74 77 G I 2 3 w A C 329827 I 4 85 RELAV ASM a c blower mtr 5 prongs 7 7340 78 77 G 1 2 3 w A C 7930501 I 8 80 RELAV ASM checking 7 7340 77 CK1 2 3 w A C C60 2nd des 78 CKGI 2 3 w A C C60 463468 I I2 00 RELAV car htr 8 a c bio mtr cutout 7 7340 73 G I 2 3 w roof mounted A C 329860 I 3 55 BREAKER ASM A C circuit 45 amp 7 7275 74 77 G 1 2 3 w rool mounted A C 339826 1 3 65 BREAKER ASM a c circuit 7 7275 9 278 CAM CLIP KNOB LEVER ASM SELECTOR ASM Air Conditioning Control 73 78 M H C 3012091 I 2 40 KNOB A C air control 26 1855 73 78 M H C 3015260 I 2 40 KNOB A C temp control 26 1855 77 G 1 2 3 w A C 7295955 Z 70 KNOB select 8 temp 26 1855 73 G I 2 3 w roof mounted A C 6270471 1 2 00 KNOB ASM a c control 26 855 74 77 G I 2 3 w roof mounted A C 339810 1 2 50 KNOB ASM zi c control 28 1855 78 G I 2 3 w A C 059 78 G 1 2 3 w aux htr 459484 I 1 05 KNOB A C cont or aux htr switch 26 1855 78 G I 2 3 w A C C60 7898004 I 90 CAM cable drive 25 1109 74 77 G 1 2 3 339838 1 58 CLIP heater cont wire 28 1109 74 77 G 1 2 3 w A C 9342580 1 95 LEVER ASM heat and a c temp control 23 5200 74 G I 2 3 w AC 7932343 1 64 LEVER ASM heater and a c selector control 23 5200 78 77 G I 2 3 w A C 7936812 1 90 LEVER ASM heat a c control 23 5200 78 G1 2 3 w A C C50 7897182 I l I I LEVER ASM temp heat a c cont 23 5200 V 78 Gl 2 3 w A Z C60 7897I83 1 97 LEVER ASM selector 23 5200 J 74 77 G I 2 3 w A C 9343109 1 3 50 SELECTOR ASM mounting for a c included cam 26 1845 9 279 BEZEL DIAL ESCUTCHEON LENS STRAP Air Conditioning Control 73 78 CK 1 2 Sub w roof mounted A C 328241 I 1 00 BEZEL A C blower motor switch 26 1802 73 78 M H C 3028645 I 29 25 BEZEL a c switch 26 1802 73 78 M H C w A C 3028846 1 195 00 BEZEL ASM w controls A C evep 28 1802 76 77 G 1 2 3 w AC 1223493 1 2 93 DIAL package 9 275 26 1804 78 G 1 2 3 w A C C60 1224138 1 3 55 DIAL PACKAGE includes hsg knobs 26 I804 73 78 M H C 3012320 1 2 70 ESCUTCHEON A C switch 26 1833 76 78 Ci GF l 2 3 Blazer Jimmy M H C 348723 1 3 30 LENS htr and a c cant 25 1801 77 78 CKI 2 3 w A C C60 78 GI 2 3 exc C50 3028863 2 76 STRAP mt core 28 1803 9 280 ACTUATQR ASM ELEMENT SWITCH ASM VALVE ASM A rConditiomng Vacuum Control 73 77 CK 1 2 3 w A C 1996603 I I0 55 ELEMENT car htr and A C div vac 26 1885 78 Gl 2 3 w A C C50 1996507 I 7 85 ACTUATOR ASM vac air inlet 26 1280 78 CKI 2 3 w A C C60 1996603 1 I0 55 ACTUATOR ASM vac air distributor 26 1280 74 77 Cl l 2 3 Blazer Jimmy w A C 340428 1 I5 75 SWITCH ASM a c vac 9 275 7 6364 73 CK I 2 3 Blazer Jimmy 7938391 1 4 65 VALVE ASM vac select car htr and A C 9 port 26 1600 73 75 Cl I 2 3 Blazer Jimmy 7936661 1 5 60 VALVE ASM htr and a c hot water 3 pon 26 1600 74 76 G I 2 3 9343110 I 3 90 VALVE ASM vac select 9 port 28 1600 78 G I 2 3 w A C C60 7897687 I 2 60 VALVE ASM vac 28 1600 3 ti WAREHOUSING AND DISTRIBUTIONDIVISION OF GENERAL MOTORS CORPORATION LT TRUCl 5I 9 277 9 280 9 24 REV 2 83