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Some feedback, in case it helps somebody: Simply replacing my bad driver's side alternator (with a new isolated ground alternator, part# 7847, orig Delco part# 1105500, bought on eBay, $140) solved my problems completely. Gen1 and Gen2 lights now are functioning as they should (equally bright...

Thanks, WWRD :) One of the great things about this site is you guys are so open to educating us guys who know less, but are aspiring to your level. Good idea on the pinching in and out to zoom -- although I had known about that, my 15 yr old son just now showed me how to do it properly!:p...

Hi Tow4, Thank you! Yours was actually the first post I had read (before posting my question), because it seemed to be the exact topic I was needing help with. I think the problem is that I'm an amateur, and so there is some terminology you mention that is above my level (such as B+ and B-, and...

Yes, I forgot to put in my post what my dash lights look like, sorry. With key on, but motor off: Gen1 is very weakly lit, and Gen2 is brightly lit. A few seconds after motor is running: Gen 1 remains weakly lit, and Gen2 goes off.

Got it, makes sense. Thanks for the education! :)

Thanks, 87cr250r -- So, that would be my front battery then. So is my Gen1/driver's side alternator also bad, then? (Because if it were good, I would think it would put out 14.8v or so, no?)

By the way, Gen1 belt is tight, with no squeal

Hi all, Hoping this is not a dumb question that has already been answered. I've read the multiple CUCV Helpful Threads on the CUCV alternators, and although I understand most of it, I'm afraid some of the technical lingo goes beyond my 'shade tree mechanic' level (so, maybe my question is...