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Forum: Electrical Tech 04-11-2021, 09:18 PM
Replies: 43
Views: 5,599
Posted By johnta1
That sounds better. (for the wiring ) Maybe...

That sounds better. (for the wiring )

Maybe the regulator in the alternator is going bad, now is bad?

These aren't that hard to do, they sell the parts for them.
(were pretty cheap)

Is your...
Forum: Electrical Tech 04-11-2021, 07:43 PM
Replies: 43
Views: 5,599
Posted By johnta1
This is at the wiring connector plug end? (not on...

This is at the wiring connector plug end? (not on the alternator)

If so, that is not good.

You have the big wire to the alternator connected to the starter terminal?
Should be 12 volts (or...
Forum: Electrical Tech 04-11-2021, 02:05 PM
Replies: 43
Views: 5,599
Posted By johnta1
The #2 at the plug should be at 12 volts (or...

The #2 at the plug should be at 12 volts (or battery voltage) all the time, while the #1 would be at voltage when key ON.
(for quick test by unplugging then checking at connector)


Does the...
Forum: Electrical Tech 04-11-2021, 06:42 AM
Replies: 43
Views: 5,599
Posted By johnta1
1970 and up Firebirds used internal regulators. ...

1970 and up Firebirds used internal regulators.

I'd say the alternator is not working correctly.
(if it's getting 12 volts to it)

Make sure the connections and fittings are tight. Also check...
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