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76 vette with battery drainage problem

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Old Oct 2, 2008 | 10:46 PM
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Default 76 vette with battery drainage problem

newb here. my friend has a 76 vette. Power windows and door locks, t-tops, 350/auto. computers are not friendly with him so i am posting the questions for him. any help would be appreciated. We are trying to figure out a drainage problem. with a new battery and good alt the battery drains down in about 2 days time. fixing to do the ammeter check with fuses being pulled and go from there. any other suggestions would be appreciated.

Last edited by s4501; Oct 3, 2008 at 09:59 AM.
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Old Oct 2, 2008 | 10:55 PM
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Disconnect the battery, put a 12v test light between the battery post and the cable, close the doors. Light on? Start pulling fuses one at a time, starting with the clock, and then the radio. Then pull the connector on the alternator. Just keep walking thru the systems until you find the offender.
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Old Oct 2, 2008 | 11:05 PM
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Default Battery drain

One of the very common problems with battery drainage is a light remaining on.........Check your light under the hood and make sure it is going off and staying off....... best time to check is at night or in a dark place and see if there is any light on under hood when it is closed.
You could also remove bulb and see if the battery stops draining.
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