A trained ear could here them while the engine is running. The only way to know for sure is to tear the engine down and check them with a mike.
It usually means you're going to have to do some work to your engine. Most of the time, the metal shavings are pieces of one or more of your bearings. Never a good sign. Unfortunately it usually means that the bearings have "touched down" against the crankshaft and there's serious trouble.
You are going to have to determine which ball bearings before you can get a price to replace them. Sorry I can't be more help.
It is man made and nothing last for ever.
You NEED to replace the rack and pinion steering unit.
The battery in your key fob is going dead, or is weak.
You can usually figure it out by going to Http://www.crutchfield.com and seeing what fits your vehicle.
The pump bearings may be going bad or the belt could be slipping. Check to see if the belt is too tight or too loose.
I timed it and i was going about 120mph but that is with the speed gov. My dad was clocked doing 144 in his.
Check your crankshaft position sensor and wireing going to it.
It is in the air intake hose coming from the air filter box going to engine
Main line going into the avaporator canister! Passenger side! is it on fire wall
Yes cam bearings can spin and block the oil gallery holes, therefore stoping oil from getting to the top of the engine.