Now, Jack Cooper’s largest customer, General Motors, has sought alternative options. ALSO READ: Immigration agents descend on Liberty restaurant: Sheriff, staff respond “For the past several ...

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 ...

The closures follow Ford Motor Co. and General Motors ending longtime business relationships with the vehicle carrier this year, Jack Cooper spokesperson Jennifer Holdsworth said Monday.

The company since lost a contract with General Motors. A lawsuit filed by a terminated employees claims Jack Cooper violated the Worker Adjustment and Retraining Notification (WARN) Act.