General Motors has announced first quarter results ahead of analysts' expectations with net income of US$3.2bn, or $1.77 per share, the post-Chapter 11 automaker's fifth consecutive profitable quarter. Revenue increased $4.7bn to $36.2bn, compared with the first quarter of 2010. Earnings before interest and tax (EBIT) were $3.5bn. EBIT adjusted to exclude special items was $2.0bn compared with $1.7bn in the first quarter of 2010.