General Motors is creating a family of more fuel efficient small engines that it says will be quieter and more refined than those found in some rival models. The suite of engines will consist of 11 powerplants ranging from a 1.
General Motors is creating a family of more fuel efficient small engines that it says will be quieter and more refined than those found in some rival models. The suite of engines will consist of 11 powerplants ranging from a 1.