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Old 08-20-2007, 11:30 AM   #1
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As the day goes along my voltage drops low....sometimes going close to the red when i have the ac on. Alternator or battery??
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Old 08-20-2007, 11:43 AM   #2
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Probably alternator not generating enough power. Although your battery may be a suspect as well.

Have them both tested for free at your local parts place.
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Old 08-20-2007, 11:58 AM   #3
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thanks bill...
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