General Motors and Jack Cooper have ended their relationship after contract negotiations reached an impasse late Friday, leading the nearly 100-year-old vehicle hauling company to start winding ...

Late Thursday afternoon, drivers for car hauler Jack Cooper started unloading brand new Corvettes that they had just put on their trucks at General Motors' Bowling Green Assembly plant in Kentucky ...

PHOENIX, Ariz.—Cooper-Standard Holdings Inc. was recently recognized as one of 92 General Motors Suppliers of the Year, an honor that spotlights each company's excellence in business and operations.