Yes, just check with a voltage meter. If it keeps going up as you rev the engine and not stabilize around 14 it is bad.
Sounds like you are getting close to solving the problem. Good tenacity for staying after it!
'64 Sport Fury, 528 Hemi, FiTech EFI, 4-speed, 4.10 Dana 60 '57 Belvedere 2dr sedan, current project in process '19 Cherokee Trail Hawk Elite '03 Ram 2500 CTD HO, 6-speed 214,000 miles and still going strong
