GM Says Tentative Accord Reached on Antonov Saab Investment

General Motors Co. said it reached a tentative agreement to let Russian banker Vladimir Antonov invest in Spyker Cars NV’s Saab Automobile unit.

Any accord hinges on “certain specific actions to be taken by Saab,” as well as some other clearances, Jim Cain, a spokesman at Detroit-based GM, said today in an e-mail.