UPDATE: General Motors Posts Upbeat Q1 Earnings

General Motors Co GM reported better-than-expected first-quarter earnings. GM's quarterly profit slipped to $100 million, or $0.06 per share, versus a year-ago profit of $900 million, or $0.58 per share. Its revenue climbed to $37.4 billion versus $36.9 billion. However, analysts were estimating earnings of $0.03 per share on revenue of $37.44 billion. GM shares gained 1.77% to $35.00 in pre-market trading.