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    2008 Tahoe Hybrid 12v Battery Constantly Dying

    Hello, I have a 2008 Tahoe Hybrid. All software up to date. 5-6 year old 300v battery pack and 2 year old 12v battery. No CEL or issues at all and regularly maintained. About 4 weeks ago it would not start in the morning. Nothing had changed or had been changed up to that point. Took it to...
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