where GM product consideration is weakest. Auto show test drives make perfect sense, considering that millions of showgoers attend these events every year. People who pay $12 to look at cars in a ...

General Motors is literally changing ... stripe-painted Spark EVs and implies that the testing is being done in Southern California and that the car has a single-charge range of about 106 miles.

GM says that the top speed was hit in a new Top Speed Mode, which maximizes chassis control for optimal speeds. The test car that hit this number had standard chassis and aero packages ...

It's the fastest American production car—and the fastest car GM has ever built ... which tweaks the chassis control system ...

The chassis dynamometer consists of a Froude-Consine transient motoring dynamometer capable of full road-load and wind simulation, with power absorption sufficient to test any vehicle up to 575 ...