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battery protection

  1. Battery protection & voltage

    General Discussion
    I use the Battery Minder on my C4 & C5 & have for years. I have a cigarette lighter attachment & plug them in the center console & feed the wire out the window I leave slightly open. The only on 'power always on' accessory plug in new C7 convertible I got 8-20 is in the trunk. I now have 133...
  2. Battery Protection package

    General Discussion
    Have not seen anything mentioned about this more 'utilitarian' option available for the C7. Paying $100 for an automatic battery maintainer (ERI)... specifically designed (?) to plug into the rear accessory power port on a C7 seemed like a good idea. That would mean to me, that it's been well...
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