1972 Chevy Truck Instrument Cluster Wiring Diagram. We recommend using a dedicated chassis ground not stacked with other ground wires to avoid possible problems caused by a bad ground. All the wires at the connectors have alphanumeric addresses showing where the other end of the wire is located ac cording to the grid.
1967-1972 Chevrolet Truck V8 Engine Compartment. Click the picture to download. 1955-59 Chevy GMC Truck 2nd Series Dashboard Components 1988-94 Chevy GMC Truck Dashboard Knobs and Cables 1961-66 F100 F250.
This wiring diagram is for 1967 trough 1972 Chevy V8 Engine Truck.
Instrument Cluster Wiring 1 Always disconnect the vehicle battery before wiring any gauge. In order for that light to come on it looks like pin 5 would need a ground connection likely through the temperature sensor. Click the picture to download. Back to FAQ Home Home.