An Intriguing Tale of a GM Worker Who Got Busted Selling Test Cars from Proving Grounds
By Greg Stejskal ticklethewire.com Jack Clingingsmith had what any car guy would consider a dream job. He was the executive in charge of testing for Buick at the General Motors proving grounds. GM’s Milford, Michigan proving ground, when it opened in 1924, was the auto industry’s first dedicated testing facility. Today the sprawling 400 acre…