View Single Post
Old 03-09-2011, 01:36 PM   #8 (permalink)
UFO
Master EcoModder
 
UFO's Avatar
 
Join Date: Sep 2010
Location: Denver, CO
Posts: 1,300

Colorado - '17 Chevrolet Colorado 4x4 LT
90 day: 23.07 mpg (US)
Thanks: 315
Thanked 178 Times in 138 Posts
Quote:
Originally Posted by Old Tele man View Post
...from the 2011 EPA Fuel Economy website:

2011 HHR FFV M5 2.4L/4 22/30 GAS
2011 HHR FFV M5 2.4L/4 16/23 E85


...thats a 17% FE reduction in city-FE and a 13% reduction in highway-FE values.
That's because the engine cannot change it's compression ratio to take advantage of the higher octane fuel.
__________________
I'm not coasting, I'm shifting slowly.
  Reply With Quote