View Single Post
  #7  
Old 12-02-2005, 04:19 AM
Okthenbye Okthenbye is offline
Hummer Veteran
 
Join Date: Jul 2005
Location: Stockton, Ca
Posts: 43
Okthenbye is off the scale
Default

It could be the differential. Mine was humming like crazy at freeway speeds. It had a bad pinion and bearing. They replaced the diff and it's been great since.
Reply With Quote