Is it a whine or a screech? Screech would be a slipping belt. While could be a knackered bearing inside the alternator causing it to fail.
Tried poking a multimeter at it? The fact that it runs shows that it's getting some electricity but possibly not enough
@O'Shane started
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Is it a whine or a screech? Screech would be a slipping belt. While could be a knackered bearing inside the alternator causing it to fail.
Tried poking a multimeter at it? The fact that it runs shows that it's getting some electricity but possibly not enough