“Lightweight” is what we’re all looking for, right? Light cuisine, light luggage, light laptops, TVs, cels, you name it. We also want to be lighter, no matter how slim we have gotten thanks to that grind of a diet and swimming. Well cars are no different. Lightweight designs have always been fashionable and desirable and when one speaks of lightweight typically automakers such as Ferrari, McLaren, and Porsche leap to mind. One company that doesn’t, for example, would be a GM. Typically lauded for rough and tough quality, lightweight isn’t and hasn’t been in their wheelhouse … til now.
In an attempt to satisfy pending fuel-economy obligations, GM has surfaced as a lightweight leader, especially as it relates to mass-produced models that your typical American can afford. To date, seven production models are rumored to be lighter by roughly 350 pounds compared to their respective predecessors. For example, the Cadillac XT5 is a jaw-dropping [...]