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Q: why dose my battery keep dieding on 2005 Buick Terraza

Ok i have a new battery and everywhere i take say the can't find nothing wrong but if i don't start it the same time everyday it will not start i love my bucik but i need to know going on with it like something make it not start help please
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You probably have a bad diode in the Alternator. The alternator will charge and test ok but when the car is turned off the diode will cause a draw on the battery.

The fix is to replace the alternator.
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