Otto,
If you don't have another 6 volt battery to Jump it, take the battery to your local shop and have it tested. Mine did the same as you are describing..battery was NO Good! It was 3 years old. Once the 6 volts go, they GO!
Todd

Last edited by Shaffer's1950; 11/23/2024 4:04 AM. Reason: Update

1950 Chevy 3100