Best Answer

That is what is referred to as mooseing. There is a fix for it.

What is the fix?

On my car, it was the 'idle air control motor' mounted between the air cleaner and the fuel injection system. The new part was around $165, total bill with diagnostics was just over $300.

User Avatar

Wiki User

โˆ™ 2010-11-13 01:07:22
This answer is:
User Avatar
Study guides

Add your answer:

Earn +20 pts
Q: What would cause a 'roaring' noise under the hood of a Mercury Mystique that sounds like a vacuum cleaner when the weather gets colder?
Write your answer...
Still have questions?
magnify glass
People also asked