Dei Heat Shield on 2040-parts.com

Sacramento, Salt Lake City, Los Angeles top road frustration study

Weather, crashes, traffic and attitude--these are the things that make our commutes unbearable. Now, the RoadIntel.com Web site has ranked cities based on its "road frustration index." The index is based on how weather affects the roads, the amount of traffic, the number of crashes and driver sentiment, which is calculated by searching for keywords such as "traffic jam" and "stuck" on Twitter. On the site, you can look at cities ranked day by day and even hour by hour.

Japan quake delays redesigned Nissan Titan until 2014 model year

The March earthquake in Japan has forced NIssan to delay the introduction of the revived Titan pickup until the 2014 model year. The quake required a redeployment of engineers to get Nissan production back into operation, says a top Nissan executive. "We will come out a little later now," Andy Palmer, Nissan Motor Co.'s executive vice president for vehicle planning and program management, told Automotive News during the Los Angeles auto show.

Mazda prices 2012 Mazda5 from $19,990

Mazda will sell its six-passenger 2012 Mazda5 van for a base price of $19,990, including shipping, when it goes on sale in January. The 2012 Mazda5, which Mazda calls a multi-activity vehicle, saw its North American debut at the Los Angeles auto show earlier this month. Mazda increased the base price by $730 compared to the 2010 Mazda5.