I think I can play this game.
Certified Power Train rebuild on a Older 5LN D6R, something that never happens anymore because they are too old.
$200k+ rebuild...
The customer reports batteries occasionally dead, won't last more than a few days before it won't start.
This what I find when I get there.
On multiple positive posts they used negative terminals and then installed them upside down, driven on the tapered post with a hammer, breaking the plates connection to the post inside the battery.
And after replacing the batteries it got some CORRECTLY made battery cables because when I have to go fix shit done by
I spare no expense.