It could just be the heat shield on the under side of the catalytic converter.
The driver was told to accelerate get faster because he was driving to slow.
gear ratio
it is cauused by over accelaration during the car is in nutrule so if you accelerate at that point the cars belt will get old and it would proably that the reason you are getting a wretel in your car when you accelerate
Sounds like the heat shield on the catalytic convertor or the muffler has broken free on one of the mounts and is rattling from the increase in R.P.M.'s.Dont rule out Knocking. try some higher octane fuel or some octane boost.
It's according to where the noise is coming from if it's the rods knocking due to low oil it will get faster because they move up and down and move faster when the motor gets faster.
stabizer bar links that causing the rattling..
... to accelerate.... to accelerate.... to accelerate.... to accelerate.
cranck sunser
No
Friction slows down the motion of objects, so it does not cause them to move faster or fly higher. In fact, more friction can make it harder for objects to reach high speeds or heights.
A dirty air filter will cause your automobile to not properly accelerate. A dirty fuel filter will also cause your automobile to not properly accelerate.
accelerate