It could be a boost leak issue, need to check the tubing/clamps. If it was serviced, check to make sure the silencer ring is still in place. Removing it willmake the truck sound like a freight train.
Have you had any belts changed recently? That could be the cause. Turbo wear can cause a whistle as can a leak on the inlet manifold, though a manifold leak usually affects the performance also.
A whales whistle is very loud you can hear it when you are standing a little far.
A whales whistle is very loud you can hear it when you are standing a little far.
As loud as a train whistle from 10 ft away.
You blow your fingers in your mouth.you can blow with a real whistle.when you whistle you blow loud.
A whistle is a High Pitch because its really loud and not really low.
It's not the train that's loud, it's the engine
www.youtube.com/watch?v=IkUkP7X5BeE
The wind blew my coat out of my hands.
It's not the train that's loud, it's the engine
loud noises, going hungry, spicy food
depends on the exaust and size of the engine..