USA
GM estimates that 2007 emissions rule changes will add $3,000 to $6,000 to the base price of its diesel-powered medium-duty trucks, with diesel-powered light-duty trucks costing $1,500 to $2,000 more.
“The ’07 costs issues – with emission rules adding substantial costs to diesel engines as well as mandating the introduction of higher-priced ultra low sulfur diesel [ULSD] fuel and more expensive low-ash engine oils – could foster a swing by some medium-duty customers to gasoline engines,” said Ross Hendrix, marketing director for GM’s fleet and commercial operations. “In 2010, we could see an even greater swing as even more complicated emission technology is brought to the table,” he added.
PDF 
