August's toasty temperatures didn't deter US car buyers. Light vehicle sales posted their best results for the summer holiday month since 2007, up 19.9% compared to August 2011 and 11.4% ahead of July 2012. Nearly 1.3m cars and light trucks changed hands producing a seasonally adjusted annualised rate (SAAR) of 14.52m units, second only to February's 15.1m.