Ammeter Bypass a Must?

The needle on my gauge was working intermittently now it's not I'm wondering if by doing or not doing a bypass had that possibly affect charging?
Just "moving a wire" is not bypassing the ammeter in the context of these / related posts. More often than not, the problem is the bulkhead connector terminals.

If you have not done so, read the MAD article, even if you don't do it that way. That article explains the hows and the whys of this failure

Catalog

Also if you have a specific problem, it generally is way better to start your own thread rather than bring up old threads. It gets confusing with several problems mixed into one thread