Ford and General Motors are both known for their full-size trucks and SUVs, but investors should know them for the significant value the two automakers return.When it comes to designing, producing, and selling highly profitable full-size trucks and SUVs, there may not be two closer rivals than Detroit's own Ford Motor Company (F 0.86%) and General Motors (GM 2.58%). Though fierce rivals in vehicle segments, the two automakers share a core value of returning significant value to shareholders.Let's dive into ...