cobasys

As Mark Twain is supposed to have said, "Reports of my death have been greatly exaggerated." (Although, sadly, he actually didn't say it.) In this case, the "my" is the General Motors mild-hybrid powertrain, sometimes known as the Belt-Alternator-Starter or BAS system. And it will return for 2011, in a far more powerful form. Mild hybrid, minimal numbers Like most mild hybrids, the BAS system essentially shuts off the engine when the car stops, and quickly restarts it as the brake pedal is lifted. It also provided some electric assist to the engine at speed, but no all-electric running. The...