duramax question
 

when my duramax makes that loud over reving sound some times while driving what is that my truck doesn't do it any more and should I not drive it

that is a very vague question....

xduramax question
 

when your duramax is going down the road and then all of a sudden it will sound like a jet or the motor sounds like it is running high rpm but isn't what is that noise and what is the reason for it

oh, ok.........thanks for clearing that up.


did it downshift and spool up the turbo?


post a video link.

duramax question
 

I don't no if it spooled up thee turbo just haven't heard the noise in couple weeks and I still hear the turbo whistle when I accelerate