The pact includes her appearance in at least one TV spot, according to an executive close to the situation. The singer's love songs match the brand's "Drive=Love" ad tagline from Omnicom Group's BBDO Worldwide, Troy, Mich.
Chrysler declined to comment.
Last year, Dodge inked a multimillion-dollar deal with Aerosmith, sponsoring the band's tour and using its music in ads. That deal, and the Dion project, were handled by Omnicom's Arnell Group, New York.