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battery dieing in rain

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Old Jan 16, 2014 | 08:08 PM
  #1  
built's Avatar
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Car: 82 TA
battery dieing in rain

Ok, 82 TA 305 engine. when it rains even slightly the battery will be dead next time it is started or almost the next time.
It has the upper radiator shroud and no lower, could water be getting splashed up on the belts maybe and causing the alternator to not charge, anyone had this problem.

any suggestions?
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Old Jan 19, 2014 | 06:38 AM
  #2  
Cuco Witrago's Avatar
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From: Texas
Engine: V8 305 TBI
Re: battery dieing in rain

How old is the battery?
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Old Jan 19, 2014 | 07:49 AM
  #3  
Edwardgp's Avatar
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From: Washington State
Car: 1983 BB 1995 Z28 Camaro's
Engine: 454-350
Transmission: TH350-4l60e
Axle/Gears: 373 posi-Stock
Re: battery dieing in rain

Have your battery tested and make sure your battery cables are clean and tight. Check the connection on the negative battery cable to the chassis.
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Old Jan 22, 2014 | 11:55 PM
  #4  
built's Avatar
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Car: 82 TA
Re: battery dieing in rain

the battery has been tested and is only a few months old.
new alternator also and has been tested .
all the cables are tight and clean.
fan belts are tight and not loose.
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Old Jan 29, 2014 | 05:07 PM
  #5  
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From: Mooresville NC
Car: LOWERED ♦ CRIMSON METALFLAKE
Engine: ► 400 KUBES ◄
Transmission: 765R4
Axle/Gears: EATON POSI 4.56
H2O = No Go

You didn’t state if you have to be driving in the rain for the problem to occur the next time you try to start.

If yes, water is causing a path of conduction which is draining the battery.

That path might be: exposed wires down below, might be: getting in the alt so it won’t charge while driving, but then the heat-soak, while parked, dries the alt.

To find out if it happens while driving: monitor your voltmeter if you know it’s accurate.

If you don’t know the accuracy of it, use a test voltmeter with long leads connected to the battery, so you can observe it in the cockpit.


Happy Racing!



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