In a GM career that spanned four decades, Porter left his mark with the long-hooded, fire-breathing 1960s and 1970s Firebird ...

The day-to-day volatility for the S&P 500 settled down on Monday and Tuesday. But two-thirds of stocks in the U.S. large-cap benchmark index have declined this year, with 220 of the 500 stocks ...

Pontiac Catalina spent most of its life with the same owner, but is now looking for a new home in a condition requiring a ...

As a senior designer at G.M., he helped create the exuberant, elongated shape of 1960s and ’70s cars like the Pontiac GTO, the Bonneville and the Trans Am.