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Why did my battery melt?

Old 10-05-2011, 08:13 PM
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Default Why did my battery melt?

Brand new optima 2 weeks old. I put fresh plugs in the car and took it for a spin. Laid into it in first gear and it got to 6800 rpm and the car completely shut off. The battery was leaking solder and smoking and the positive cable was fried. Any help or ideas are appreciated.




Car has zero power and no lights or anything work. The tach is stuck at 7000rpm. F*CK!
Old 10-05-2011, 08:16 PM
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get it disconnected and use a volt/ohm meter to check continuity between the positive and negative wires. you have a direct short from battery positive to ground.

i am 90% correct 60% of the time.
Old 10-05-2011, 08:21 PM
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Originally Posted by msydow
get it disconnected and use a volt/ohm meter to check continuity between the positive and negative wires. you have a direct short from battery positive to ground.

i am 90% correct 60% of the time.
^ thats great. Ill check that for sure. Im going to have to dig into it tomorrow. Have to get some studying done tonight. Just pushed my car 3 blocks...**** i am out of shape. Thanks
Old 10-05-2011, 08:40 PM
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Originally Posted by FormulaWs666
^ thats great. Ill check that for sure. Im going to have to dig into it tomorrow. Have to get some studying done tonight. Just pushed my car 3 blocks...**** i am out of shape. Thanks
Do yourself a favor and get a refund, then go get an AC Delco 78-7yr. Its a monster and WAY WAY better than any Optima.

100% fully warranteed for 50 months.....can't beat it.

.
Old 10-05-2011, 11:26 PM
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Im a shift manager at Oreillys so i get a really good deal on pretty much anything i need. Im going to be replacing all battery cables, we will see what i find.
Old 10-06-2011, 09:20 AM
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Is that really solder or is it lead? Either way, that takes a lot of heat!
Old 10-07-2011, 07:01 AM
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You have a short to ground and basicly overheated the battery and cables because of the massive current flow. You are going to need to find the fault to ground on the pos side and replace any overheated cables.
Old 10-07-2011, 09:43 AM
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I have never had anything but problems from ACDelco batteries. Cracking leaking acid all over the car and driveway.

If you have a Sams or costco membership just get battery there. Good prices and good warranty. If not pick one up at your local auto store.
Old 10-07-2011, 10:38 AM
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Originally Posted by Schnell
I have never had anything but problems from ACDelco batteries. Cracking leaking acid all over the car and driveway.

If you have a Sams or costco membership just get battery there. Good prices and good warranty. If not pick one up at your local auto store.


Do you people NOT read the replies before posting your own?!?
Old 10-07-2011, 12:31 PM
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Originally Posted by PontiacFan
Do you people NOT read the replies before posting your own?!?
What is your problem? Someone recommended getting acdelco battery. I've 2 ac delcos that both cracked open and spewed acid everywhere.
Old 10-07-2011, 01:05 PM
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Originally Posted by Schnell
I have never had anything but problems from ACDelco batteries. Cracking leaking acid all over the car and driveway.

If you have a Sams or costco membership just get battery there. Good prices and good warranty. If not pick one up at your local auto store.
I guess we really never know what we're getting. I bought an Optima Red back in 2002 when my 427ci went in, it was junk in 2 months. Bought an AC Delco and it lasted 9 1/2 years till just 3-4 months ago...so I got another one.

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Old 10-07-2011, 03:52 PM
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On the flip side, I bought an Optima yellow top back in 2003 and it's been in three different vehicles and still working great.
Old 10-08-2011, 09:57 AM
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Originally Posted by Schnell
What is your problem? Someone recommended getting acdelco battery. I've 2 ac delcos that both cracked open and spewed acid everywhere.
Were these sealed units? I had the same problem and then Delco went to an unsealed battery, which has been great.
Old 10-09-2011, 10:58 AM
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Originally Posted by Schnell
What is your problem? Someone recommended getting acdelco battery. I've 2 ac delcos that both cracked open and spewed acid everywhere.
Mainly THIS:
Originally Posted by FormulaWs666
Im a shift manager at Oreillys so i get a really good deal on pretty much anything i need. Im going to be replacing all battery cables, we will see what i find.


He wants to know WHY the car did this, NOT what brand of battery to go buy next.
I suspect he also knows where to go buy one, ...
Old 10-09-2011, 04:37 PM
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Oh. Okay. Great work fan. How about you go around and manage all the threads in the forum.
Old 10-09-2011, 05:11 PM
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those optima batteries are junk though.. if your rock climbing i can see.. but for normal use they are terrible.. I can almost guarantee that if you leave your lights on and that battery drains down.. you will never get it to charge back up.. also those batteries take a special battery charger.. i run a Interstate battery in all my cars when the factory AC Delco battery goes..


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