Thread: Faint rapping coming from the engine, kinda freaked out
View Single Post
  #7  
Old 04-13-2012, 12:23 AM
iwillnc's Avatar
iwillnc iwillnc is offline
Hummer Professional
  
Join Date: Jan 2011
Location: Clayton, NC
Posts: 370
iwillnc is on a distinguished road
Default Re: Faint rapping coming from the engine, kinda freaked out
Also 6.0s have the cold start problems, Almost every 6.0 I hear about in the 2500's get the cold start up ticking, I'd suggest synthetic oil if you believe it to be that.
Reply With Quote