DEARBORN: Ford Motor Co earned $1 billion in the third quarter, fueled by US market share gains, cost cuts and the government's Cash for Clunkers rebates. ( The Dearborn, Mich.-based automaker on Monday reported net income of $997 million, or 29 cents per share. Ford says it now expects to be "solidly profitable" in 2011. Previously the automaker said it would be break-even or better. Shares of Fo