DIY high idle switch 6.0 powerstroke setup

If you're tired of your truck loading up on those freezing mornings, installing a high idle switch 6.0 powerstroke is probably one of the best cheap mods you can do. Most people who own these trucks know the drill: you start it up, let it sit for ten minutes, and when you come back, the cab is still cold and the engine is making that unhappy, sluggish sound. That's because these diesel engines don't generate much heat at a base idle of 650 or 700 RPM. They need to work a little harder to actually get the coolant moving and the cylinders hot. ...

February 26, 2026 · 6 min · Hessdorf Hickey