2.2L I-4 – Chevrolet Cobalt XFE

  • + Decent way to move small cars
  • Didn’t even get 30 mpg
  • = This is extreme fuel economy?

2.8L V-6 turbo – Turbo X

  • + Sweet, smooth boost aplenty
  • Overpriced and too thirsty
  • = A good turbo-4 works just as well

3.6L V-6 – CTS

  • + Balanced, powerful and flexible
  • Can GM afford upgrades?
  • = Deceptively effective

3.6L HEV – Vue 2-Mode

  • + Tons of power for a hybrid
  • Is this what America wants?
  • = Performance HEVs a hard sell

6.0L V-8 HEV – GMC Yukon 2-Mode

  • + Seamless operation in big SUV
  • Price too high for 18 mpg
  • = Superb engineering for questionable cause