Category Archive: GMC

Jun 20

General Wiring Diagram For The 1955-59 GMC Trucks Series SFM460

general-wiring-diagram-for-the-1955-59-gmc-trucks-series-sfm460

Today we’ll be showing this general wiring diagram for the 1955-1959 GMC truck series SFM460. The wiring diagram shows several components inside, some of the components are; speedometer adapter, horns, solenoid, battery, distributor, axle shift motor, axle shift switch, neutral safety switch, ignition resistor, horn relay, generator, temperature gauge engine unit, temperature gauge tank unit, …

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Jun 20

General Wiring Diagram For The 1955-59 GMC Trucks Series PM159 And PM250

general-wiring-diagram-for-the-1955-59-gmc-trucks-series-pm159-and-pm250

The drawing below is the general wiring diagram for the 1955-1959 GMC truck series PM159 and PM250. The schematic is made from several wiring system coordinating into one single general wiring diagram. Herein we can see several wiring systems, they are including; starting system, engine ignition, horn, gauges, ignition switch, lighting, turn signals system, etc. …

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Jun 20

General Wiring Diagram For The 1955-59 GMC Trucks Series 300 And Up Except SFM 460 Model

general-wiring-diagram-for-the-1955-59-gmc-trucks-series-300-and-up-except-sfm-460-model

The schematic we’re gonna see here is the general wiring diagram for the 1955-1959 GMC trucks series 300 and up except for the SFM model. The wiring diagram is a combination of several wiring system, several wiring systems shown here are including; electric windshield wipers, axle differential lock, electric two-speed axle, low air alarm, engine …

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Jun 19

General Wiring Diagram For The 1955-59 GMC Trucks Series 100-250 Except PM Models

general-wiring-diagram-for-the-1955-59-gmc-trucks-series-100-250-except-pm-models

This is the general wiring diagram for the 1955-1959 GMC trucks series 100 – 250 except for the PM models. This wiring drawing is a compilation of several wiring systems of the GMC trucks. We can see here several systems including; lighting, ignition switch, charging, electric windshield wiper, gages, turn signals, and other wiring systems …

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Apr 20

400 Hydraulic Circuit Diagram For 1979 GMC Light Duty Truck

400-hydraulic-circuit-diagram-for-1979-gmc-light-duty-truck

The next schematic you will see here is the 400 hydraulic circuit diagram for the 1979 GMC Light Duty Truck. This will be a quite complex schematic, you will need some time to learn and understand it. As you can see this schematic has components and connections in it, study them comprehensively before using it …

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