A battery should be big enough to allow reliable cold starting. The standard recommendation is a battery with at least one Cold Cranking Amp (CCA) for every cubic inch of engine displacement (two for diesels). CCA rating is an indication of a battery’s ability to deliver a sustained amp output at a specified temperature. Specifically, [...]
Battery Keeps Running Down
Is it the Battery, Alternator, or Voltage Regulator? It could be any one of the three, or an undetected voltage drain caused by a trunk light, under hood light, or glove box light that does not go out when the lid is closed. An alternator is based on the rotation of a magnet inside a [...]