What do you think of the “Chevy Runs Deep” ad campaign? Do you think it is working? Is it bringing more consumers into the dealerships? According to a story from The Detroit News, General Motor’s Cheif Marketing Director, Joel Ewanick, seems to think the ads are not working. The story said the automaker, along with Ewanick will begin to improve Chevrolet’s ads along with the Cadillac ad campaign.