It all changed on December 19, according to Cadillac General Manager Jim Taylor. That's when President Bush signed the bill that made increased CAFE standards a reality. The revised fuel economy requirements mean that the days of widespread V8 power at Cadillac are all but over. This all dovetails neatly with GM's announcement that the DOHC "Ultra V8," a replacement for the aging Northstar, has been canceled. The Northstar will go out of production permanently in 2010.
Finally, we have some fresh content for AutoblogGreen's Cadillac category. A quick run down the list shows that some brands are just greener than others (we still haven't found anything all that green from Rolls Royce or Jaguar, for instance). The Caddy news is that two Cadillac BLS 1.9 Turbo Diesels took part in the 360-mile 2006 AA / ALD Automotive MPG Marathon this past week and reached an impressive overall fuel economy of 55.6 mpg and 52.1 mpg, respectively (measured in Imperial gallons of