CHASSIS ELECTRICAL SYSTEM GMC GROUP 2 480 Con t 78 P3 32 12001215 1 231 00 HARNESS UNIT i p wrg 7 8194P 78 CKI 2 3 4 12007852 1 244 00 HARNESS UNIT i p wrg 4 7 8194P 78 Gl 2 3 uc Rally Gs y 78 Gl 2 3 L6 12013425 I 241 00 HARNESS i p wrg 7 8194P 78 P3 42 w 830 12001247 1 381 00 HARNESS l P wrg 7 8194P 2 480 HARNESS UNIT Forward Lamp 73 P 1 2 3 exc M l l C 73 M H C 125 137 158 5 W B 7 500 Ib axle 8913012 1 148 00 HARNESS UNIT 7 8I93K 73 74 CK 1 2 3 Blazer Jimmy 8906240 1 125 00 HARNESS UNIT forward lamp 7 8193K 74 P 1 2 3 exc M H C 89130I2 1 148 00 HARNESS UNIT forward lamp 7 8193K 75 78 CK 1 2 3 Blazer Jimmy 12001089 I 125 00 HARNESS UNIT forward lamp 7 8193I 73 75 G 1 2 3 12001037 I 122 00 HARNESS UNIT forward lamp 7 8193K 76 77 G 1 2 3 12001037 I 122 00 HARNESS UNIT forward lamp 7 8193I 76 78 M l 1 C 12001087 I 264 00 HARNESS UNIT forward lamp 78193K 76 78 P 1 Z 3 exc M I 1 C 12012613 I 148 00 HARNESS UNIT forward lamp 7 8I93K 78 GI Z 3 12012697 1 118 00 HARNESS UNIT lwd lp wrg 7 8193K 2 480 HARNESS UNIT Body Wiring Parts NOTE 1 On 1976 lst design the speedo heed has none or one tell tele filter at the bottom uf the dial NOTE 2 On 1976 2nd design the speedo head has two telI taie filters at the bottom of the dial 73 74 G l Z 3 w roof mounted C A C 75 76 G 3 w 10 steel Hi Cuba Van Body 8913152 1 61 00 HARNESS UNIT body rear wiring 7 8193K 73 78 Stepside Fenderside ext 1 17 5 W B 8908041 1 93 00 HARNESS UNIT tail and stop lamp rear 7 8199 73 78 Cab 2 Dr 8906053 1 40 25 HARNESS UNIT tail and stop lamp rear 7 8199 73 78 CK 1 2 Sub 8905I83 1 37 00 HARNESS UNIT tail and stop lamp rear left right 7 8199 73 78 Blazer Jimmy 8905150 2 37 00 HARNESS UNIT tail and stop lamp 7 8199 74 78 C 3 w dual rear wheel 8905163 1 166 00 HARNESS UNIT tail and stop lamp rear 7 8199 78 CK1 2 3 E63 8906163 1 166 00 HARNESS tail Ip 7 8199 74 78 G 3 Cab V 76 78 F 3 exc M H C 8913147 1 50 50 HARNESS UNIT body frt wrg 7 8205H 75 77 G I Z 3 exc roof mounted C A C 8913152 1 81 00 HARNESS UNIT body wiring 7 8205H 74 78 G 3 w Union City Body 8913220 1 76 00 HARNESS UNIT body wiring 7 8199 76 77 G 1 Z 3 w roof mounted C A C 12001003 1 61 25 HARNESS UNIT body wiring 7 8199 77 78 CK 1 2 3 Blazer Jimmy exc Stepside Fendarside E56 12001053 I 93 00 HARNESS UNIT tail and stop lamp rear 7 8199 77 78 C 2 3 w Stake Rank 12001114 1 93 00 HARNESS UNIT tail and stop lamp 7 8199 78 G 1 2 3 w anti theft 1200I131 I 133 00 HARNESS UNIT theft deterent 7 8193K 78 CK 1 2 w Calif 8913284 1 90 75 HARNESS UNIT tail comb lp ext 7 8199 2 480 CIRCUIT CLIP WIRE Chassis Wiring 73 G 1 2 3 ext gauges 73 M H C 74 G 3 Cab 8903084 1 25 75 CIRCUIT inst cluster printed wrg 9 744 7 4965 73 G 1 Z 3 w gauges 73 P 1 2 3 exc M H C 8903085 1 25 75 CIRCUIT inst clust printed wrg 9 744 7 4965 73 75 CK 1 2 3 Blazer Jimmy ext gauges 8905934 1 22 85 CIRCUIT inst cstr printed wrg 9 744 7 4965 73 75 CK 1 2 3 Blaxer Jimmy w gaugns exc Tach 8905935 1 23 85 CIRCUIT inst cstr printed wrg 9 744 7 4965 73 75 CK 1 Z 3 Blazer Jimmy w Tach 8905936 1 21 25 CIRCUIT inst cstr printed wrg 9 744 7 4965 74 75 G 1 2 3 exc gauges 8985492 1 12 30 CIRCUIT inst cluster printed wrg 9 744 7 4955 74 75 P 1 2 3 74 75 G 1 2 s w gauges WAREHOUSING AND DISTRIBUTIONDYVISION OF GENERAL MOTORS l 20RPORATl0N L l TFlUCK 51 REV 2 83 2 37 2 4802 480