G.M. Reports Big Jump in Profit on Gasoline Car Sales

General Motors on Tuesday reported a big jump in profits for the first three months of the year, based on the strength of its gasoline vehicle business, and raised its outlook for the rest of the year.The company saw slow growth in electric vehicles, but robust sales of internal combustion vehicles, especially pickup trucks, helped raise its profit to $3 billion in the first quarter, a 24 percent jump from the…