Struggling Sound At 45mph?

[jro909]

so out of curiosity i seem to have a struggling sound coming from the truck at around 45mph...i'll hit a hill and it will bring my speed down to around there and the truck will make noise like its being dogged..i have the issue with the vibrating exhaust..this normal?

[rdnkcpa]

so out of curiosity i seem to have a struggling sound coming from the truck at around 45mph...i'll hit a hill and it will bring my speed down to around there and the truck will make noise like its being dogged..i have the issue with the vibrating exhaust..this normal?

 

Do you lay awake at night and think these questions up?

[williamoneal]

so out of curiosity i seem to have a struggling sound coming from the truck at around 45mph...i'll hit a hill and it will bring my speed down to around there and the truck will make noise like its being dogged..i have the issue with the vibrating exhaust..this normal?

Questions:

 

Do you have a tune?

 

Is the truck in V4 mode when making the sound?

[gmtech4]

has does not have v4 mode in a an 04,

 

yes i think he does stay up late and think these up,,,, lol John

 

as you know my friend ,sounds and the internet are a bad combination,

 

howeva,, my old POS chugs as it goes into TCC lock up at a low speed,

 

not the same truck,i know ,if there is no light on....it may be normal..

 

you can find a guy you trust to take spin with you of course

[jro909]

has does not have v4 mode in a an 04,

 

yes i think he does stay up late and think these up,,,, lol John

 

as you know my friend ,sounds and the internet are a bad combination,

 

howeva,, my old POS chugs as it goes into TCC lock up at a low speed,

 

not the same truck,i know ,if there is no light on....it may be normal..

 

you can find a guy you trust to take spin with you of course

 

you available for a joy ride? lol i'm leaning towards its just the exhaust in the cold