Can be a multitude of things. First see if its from inside the engine bay and occurs while in neutral reving the engine. From there check your headlight assembly.
Possibly a loose heat shield or other component.
If it's a type of clunking noise, check your gearbox. If it's some kind of rattling, check your hubcaps.
Many different things can cause a rattling noise in a Mazda tribute. Stark by checking the engine belts and all brackets for anything that could be loose and causing a rattle.
It may be the heat shields on the exhaust system vibrating.
Well without further analysis or information, a short answer would be that your engine is BROKEN.
I had the same question until my wife noticed the tag rattling as I took off, I put 2 rubber pads behind it and the noise stopped! I had the same question until my wife noticed the tag rattling as I took off, I put 2 rubber pads behind it and the noise stopped!
By replacing the chain and tensioners.
The rattling sound in the front of a 1995 Honda Civic wheels can be caused by wheel bearings. These bearing allow the wheel to turn and when they fail the produce a loud noise.
Check wheel bearings - quickly! Very dangerous left unrepaired!
Heat shield on catalytic converter? Octane rating of fuel not high enough Timing too far advanced Catalytic converter itself
Check your tensioner
The rattling noise is in there so you can move the head around.