Why You Need L5P CAN Bus Plugs for Your Duramax

Getting your hands on a set of l5p can bus plugs is pretty much a rite of passage if you're planning to do any serious work on a 2017 or newer Chevy or GMC HD truck. If you've spent any time under the hood (or under the chassis) of an L5P Duramax, you already know that these trucks are incredibly smart—sometimes a little too smart for their own good. The electronics are sophisticated, the sensors are everywhere, and the moment you start changing things, the truck's computer starts asking a whole lot of questions. ...

February 10, 2026 · 7 min · Dawso Niels