Chevy Guru's help please

[MikeM]

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\r\n \r\n \r\n Originally Posted by Buffalo\r\n \r\n \r\n 12.4 at batt and 12.2 at alt \r\n \r\n

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well im no chevy expert but 12.4 doesnt sound like enough from the alternator. does it go up at all when you rev the engine\r\n