These symbols, often called "idiot lights," are aimed at being easy to understand. But for many drivers, young and old alike, it's not that easy.

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After being named top U.S. commander in Afghanistan in mid-2009, General Stanley A. McChrystal orders an overhaul of U.S. air strike procedures. “We must avoid the trap of winning tactical victories, ...

A Cummins bypass cable sidesteps the protections on 2018-and-newer Cummins vehicles, letting you adjust settings that would be otherwise locked down.