Zak is new to the CarBuzz team, working as a freelance content writer. When Zak isn't writing How To articles for CarBuzz he's working as a high school automotive technology instructor. Before ...
Q: I have a 2009 Pontiac G3 with a 1.6-liter engine. The “check engine” light came on about six months ago showing a P0420 catalytic converter efficiency code. Since then I have replaced both oxygen ...
Modern vehicles and the internal combustion engines that power them — well, most of them, that is — have come a long way in recent decades. From inefficient carburetor systems to fuel injection and, ...