The global microchip shortage has resulted in numerous production cuts and limited availability for a number of features on new GM vehicles, as GM Authority has covered in the past. That includes the ...

The GMC Yukon is all-new for the 2021 model year, ushering in a fresh fifth generation for the nameplate with a long list of updates and changes. However, as a result of the ongoing microchip shortage ...

For more than a decade, automatic engine start/stop systems were sold as painless climate tech, a clever way to trim fuel use by cutting the engine at every red light. Now the feature is rapidly ...

WASHINTON, D.C. - Congressman Doug LaMalfa (R-Richvale) introduced H.R. 6200, the Eliminating Start-Stop Engine Nuisance Technologies that Impair Automobile Life (ESSENTIAL) Act, which would end ...

News that Mazda is hoping for a 30% fuel efficiency gain on an HCCI (Homogeneous Charge Compression Ignition) engine to be introduced on the next generation Mazda3 in late 2018 brings this technology ...