This is your sender. The green wire goes to that and the gauge. Power to gauge comes from ACC at the switch. Pink wire.
I don`t know of a ground
Attachments
temp.JPG (24.45 KB, 143 downloads)

~ BD.
"You won't find me in an old folks home" Pioneer Florida Cracker
1958 Apache Stepside
1958 Apache 1/2 ton Panel
1959 Apache 1/2 ton Panel