A diagram of the 1971 Chevy Nova steering column would include the ignition and the shifter information along with the steering column itself. This type of diagram is often found in the Chilton's manual for the year and model.
Underneath dash just to the right of steering column.
One of the links in the search below should help.
I need a wiring diagram for the battery, starter, and solenoid of a 1971 Chevy truck, 350.
Check the steering column. There is a switch mounted to the column that controls the backup lights and the neutral safety switch.
underneath the steering column. it will have leads running from it to the firewall as well as to the shifter
you can find this in the 1971 chevy2/nova factory assembly instruction manual
What engine? V8? 18436572 for chevy 1991 silverado v8 350 diagram
The switch is located on the steering column right before it exits the cab.
neutral safety switch on top of steering column under dash.
To change the ignition switch on a 1971 VW, first disconnect the battery to ensure safety. Remove the steering column cover by unscrewing any screws or clips holding it in place. Locate the ignition switch, disconnect the wiring harness, and unbolt the switch from the column. Replace it with the new switch, reconnect the wiring, reassemble the steering column cover, and reconnect the battery.
You can find the diagram in a 1976 Motor Guide. You should be able to pick one up on eBay for about 15 bucks.
To install a 1971 Chevelle steering wheel, first ensure the battery is disconnected for safety. Remove the center horn button and any retaining nut or bolt securing the steering wheel to the steering column. Align the new steering wheel with the steering column, securing it with the nut or bolt, and then reattach the horn button. Finally, reconnect the battery and test the horn functionality.