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When I know that the truck is going to be resting for a while
and the engine is cool I have a Schumacher battery charger
that would just freak you out with the charge voltage it puts
out. But once the battery reaches 100% it drops off to a float
charge state. I can tell you that the batteries seem to act much
better after a few cycles.
On the ODB2 port and the SGII I find that it lags the battery post
voltage by as much as 1/2 volt. When your talking battery health
it's the post voltage that really counts. That is why testing cables
is a good idea. The test you want to do is called a voltage drop test
Rezvani's Latest Post-Apocalytic Monster Is a Ford F-150 Raptor Underneath
Slideshow: Called the Fortress, the 850-horsepower pickup combines Raptor underpinnings with military-inspired features, survival equipment, and a starting price of $285,000.