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jumpstarting close to dead car

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Old Jun 15, 2019 | 05:06 PM
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Default jumpstarting close to dead car

okay, so I want to make sure I do this right, and don't mess anything up.

a) IS it safe to jump start the car with an "external" battery jump starter (as opposed to another car?) (and can you let me know if you personally have done that before?)
This is what I am using: https://www.canadiantire.ca/en/pdp/m...-0112065p.html
b) If I understand things correctly - I *dont* hook up -ve to -ve battery terminals (my old car that was fine) - but rather - -ve terminal on battery jump starter to a metal part in the corvette
c) Also - is this a "lead acid" battery? (no idea how to tell). just because this thing I just bought says ONLY to use it on 'lead acid' batteries...

as an aside, can I use a battery charger like this?
d) https://www.canadiantire.ca/en/pdp/n...1927p.html#srp

anything else I should know?

just really frustrating... had this car only for a few weeks, and now a bunch of problems sprung up, first abs/traction/handling light went on, then several days later, all the gauges went wonky, then this morning, I found out the battery was dead (or seems dead, just a faint flickering glow on the 'security' tab, & car doesn't start)........................

Last edited by memememe; Jun 15, 2019 at 05:10 PM.
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Old Jun 15, 2019 | 06:02 PM
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You don't need to repost the same topic a second time in another thread. Read what I wrote to you in response to your other post.

Last edited by mrlmd; Jun 16, 2019 at 02:44 PM.
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Old Jun 15, 2019 | 06:13 PM
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Positive to positive, negative to negative, use the battery terminals. Simple as that. Being jumping dead batterys like that for 50 years
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Old Jun 15, 2019 | 06:13 PM
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Originally Posted by mrlmd
You don't need to repost the same topic a second time in another thread. Read what I wrote ti you in response to your other post.
thanks,

a) actually posted this before I noticed you had a reply (don't know if it was before/after I posted this)
b) this is actually a different topic in terms of jump starting tools... one was the noco (which I was asking about, but found out the cords are too short to find a ground, and apparently they don't make "longer" noco booster cables, just literally 5 inches apart maximum)... so got the 'massive' jump starter that I was asking about (& posted a link to it).

Reason I am trying to make sure this is done correctly, is because it's my first corvette, spent a lot of money on it - and want to make sure things are done right. Didn't realize it can be a bit of a finicky car (I've had other cars that I've jumpstarted/etc no issue - but didn't realize this one has a bunch of dos & don'ts, so want to make sure everyhting is done correctly - especially when reading other posts first here about people "frying" their electronics in the car - makes me a bit paranoid and wanting to do things right).

thanks.

Last edited by memememe; Jun 15, 2019 at 06:15 PM.
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Old Jun 16, 2019 | 02:50 PM
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You are not going to fry anything, jump start it or charge it like any other car.
The electronics sometimes play games and go funky with low battery voltage, not when applying any external voltage to the system for charging or jumping, unless you greatly exceed the normal capacity of the system. When the voltage is restored to normal, all of those quirks resolve and disappear.
Stop worrying so much.
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Old Jun 16, 2019 | 03:12 PM
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Originally Posted by mrlmd
You are not going to fry anything, jump start it or charge it like any other car.
The electronics sometimes play games and go funky with low battery voltage, not when applying any external voltage to the system for charging or jumping, unless you greatly exceed the normal capacity of the system. When the voltage is restored to normal, all of those quirks resolve and disappear.
Stop worrying so much.
Okay, thanks - it was from reading some threads on this forum that got me quite worried. (There are several threads were people have literally said they 'fried' their electronics by jumpstarting it).

Anyways, using a trickle charger - turning the vehicle to 'on' (not actually starting) - it seems everything is starting to look normal. So maybe I will still need to get a new battery/see if there is any drain on/make sure the charging system is okay/etc. I'll wait tomorrow for that.
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