Rival US car buyers guides Edmunds.com and TrueCar.com are barely 5,000 units apart in their forecasts for October 2012 new car sales - Edmunds' crystal ball said 1,132,878 new cars would be sold for an estimated Seasonally Adjusted Annual Rate (SAAR) of 14.8m light vehicles, the second-highest monthly SAAR this year (behind September's 14.9m) and the best October since the 16.1m in 2007.