Change is never easy, but the time has come for Cadillac to move on and produce updated models. With that news comes the notice from General Motors: The last Cadillac STS and Cadillac DTS have rolled off production lines in Michigan.

Available for a test run at local dealerships, Cadillac is sad to see these models run their course, but great things are coming from the American auto maker.

Cadillac STS will turn into the upcoming ATS compact sedan, due to hit lots late next year. Cadillac is planning to phase out its full-size luxury sedans and replace them with…

A race between the Godzilla-like Cadillac Escalade SUV and gazelle of a Nissan GT-R to see which could sprint to 62 mpg the fastest doesn't seem like it would even be a fair fight. Yet, the two cars agreed to meet on an isolated country road to see which would leave the other choking on its dust.

Thankfully Cadillac took one important measure to help level the playing field before the race. They had the speed-obsessed geniuses over at Hennessy retune the competing Escalade with a HPE1000 performance upgrade. After the upgrade was complete the 6,000 lb giant…