Pa. Ford dealer, Okla. body shops, Calif. vehicle broker sue CDK

Manderbach Ford in Hamburg, Penn.; DLR Auto Group in Agoura Hills., Calif.; Smith Collision Center in Ada, Okla.; and Broadway Precision Collision, also in Ada, accused CDK of negligence and unjust enrichment in a lawsuit filed in the U.S. Northern District of Illinois. Manderbach Ford also claimed breach of contract.