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73-87 Chevy _ GMC Trucks => Engine/Drivetrain => Topic started by: DixieOffroad87 on January 15, 2007, 07:45:00 pm

Title: battery dying overnight
Post by: DixieOffroad87 on January 15, 2007, 07:45:00 pm

hey guys. i have a 86 k10 that just recently started giving me some electrical issues. i have an optima redtop and when the truck sits overnight the battery is dead in the morning. i have checked all the fuses and everything for a short. and have found nothing. any ideas would be greatly appreciated.

Title: Re: battery dying overnight
Post by: Blazin on January 15, 2007, 08:23:00 pm

Internal in the altinator? Try discontecting the altinator wires and see if it still does it. I had an altinator do that to me once.

Title: Parasitic draw
Post by: VileZambonie on January 15, 2007, 10:37:00 pm

You have a parasitic draw. Do you have a test light or Digital Meter ?  

Title: Re: Parasitic draw
Post by: DixieOffroad87 on January 16, 2007, 02:44:00 pm

well i tried the alternator lastnight and i think that was the problem. i just put a new alternator in and well see tommorow if it will still crank.

Title: battery
Post by: Redneckchevy on January 16, 2007, 03:18:00 pm

Well i got the same truck same year same battery...Any ways what my problume was i put a new Cd player in and it would do the same thing...somthing about the Constite 12v source not having a Relay or somthing..so anyways i put a battery cutoff...So all i gotta do it turn a switch thats under my seat...