Saving the earth one plastic tote and cardboard box at a time. Diesel exhaust fluid (DEF) is nothing new. GM’s ...

A 2025 Chevy Silverado ZR2 owner had the engine die at 2,500 miles. Now, GM wants to swap it for a "remanufactured" engine.

Forbes contributors publish independent expert analyses and insights. Michael Teo Van Runkle is a journalist who covers the auto industry. For the past two years, the Silverado ZR2 pickup truck served ...