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Old 06-22-2005, 11:26 PM   #5
slingin mud
Mark
 
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Join Date: May 2005
Location: columbus ohio
Posts: 102
wiring

Chevrolet And GMC 1977 And 1980 C and K Model Fuse Blocks

(The numbers, eg; "UF2" Cargo Area Lamp, are RPO numbers.)



A - Fuse - Traffic Hazard


B - Fuse - Tail, Stop Courtesy Lamps


C - Receptacle - TP2 /M40


D - Fuse - Radio & TCS


F - Receptacle - C91/UF2 (Cargo Area Lamp)/U35/U37


G - Fuse - Heater / Air Cond.


H - Receptacle - C62


I - Fuse - Accessory


J - Fuse - Panel Lights
K - Receptacle - NL2/A33/U16 (Tachometer)


M - Receptacle - Accessory Lamps


N - Not Used


O - Fuse - Reversing Lamps


P - Fuse - Instrument Cluster Feed






1980


A - Choke
B - Fuse - Heater / Air Cond.
C - Receptacle - Accessory
D - Receptacle - Ignition ( key on power)
E - Fuse - Auxillary Heater / AC
F - Fuse - Instrument Cluster Feed (gauges)
H - Fuse - Tail Lights, Courtesy Lamps
I - Fuse - Wipers
J - Fuse - Horn
K - Receptacle - Power Accessories & other Accessories
L - Receptacle - Battery (constant power)
N - Not Used P - Fuse - Turn Signals, Reversing Lamps
R - Fuse - Fuse - Radio & TCS (Idle)
X - Receptacle - LOS
Z -Fuse - Stop (brake) Lights, Traffic Hazard Flashers
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