Thread: 2008 H2 rough idle
View Single Post
  #3  
Old 02-07-2008, 01:42 AM
ib3's Avatar
ib3 ib3 is offline
Hummer Veteran
  
Join Date: Jan 2008
Posts: 54
ib3 is on a distinguished road
Default Re: 2008 H2 rough idle
I have about 3000 miles and the roughness seems to be getting better. I use 87 and always have. I drove a demo for 1000 miles and it was the same as far as rough idle.
Reply With Quote