Fuel Gauge .. not working

[Ron McDowell]

Hey guys,
My fuel gauge doesn't work, i will check the ground strap at the sending Unit.
How would I know if the sending is not working? if it is... can I change without dropping the tank.

1973 Chrysler Newport

 

[Big_John]

I worked out a flow chart for figuring this out.

 

[Ron McDowell]

this is awesome...thank you

 

[Chicago Bluesmobile]

Go have a beer! I happen to have the same problem and will try these steps with the FSM by my side!