"Each and every issue that carries Chrysler advertising requires a written summary outlining major theme/articles appearing in upcoming issues."
Are they allowed to do that? Well, sure. Somebody has to pay the bills and daddy needs a new pair of shoes.
To survive, media outlets need advertising.
Does this present an ethical dilemma? Sure. Does this relationship between advertisers and media outlets directly effect the outlet's content? Most definitely (as Jon Stewart so eloquently points out in the clip below from the Daily Show).