Loose or worn belt.
The cars makes squeaking sounds when your mother sits down on the seats!
squeaking noise coming from sleeve covered arm coming from steering column to the wheel
belt
It won't be the engine that's squeaking, it will most likely be a belt, take it to a mechanic to get the belts tightened up.
loose belts
Bearing going bad?
the belt on the engine is loose, so you want to see if you can tighten it or get a new belt . i hope this helps
ball joint or tierod end
Glazed or slipping belt? bad bearing in belt driven accessory? i.e. alternator, water pump, etc.
Vibrations that come through the breaks squeaking can cause the irritating squeaking that we have come to know. The high frequency of the vibrations results in the high pitch squeaking. Alternatively, the squeaking can come from the disc that secures the brakes, when the vehicle is coming to a stop.
The cooling fan is coming on cooling the engine. Very normal.
harmonic balance maybe bad