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HeavyD · 08-24-2010, 03:51 PM

12.6 v is 100% charged battery. Most charged batteries will sit around 13v. Sounds like your battery has one bad cell. Every car battery has 6 cells at 2.1v each. With one bad it will do what your battery is doing.

08-24-2010, 03:51 PM	#2
HeavyD Drives: 1SSRS RY L99 Join Date: Aug 2009 Location: Ontario Posts: 1,329	12.6 v is 100% charged battery. Most charged batteries will sit around 13v. Sounds like your battery has one bad cell. Every car battery has 6 cells at 2.1v each. With one bad it will do what your battery is doing.