I would bring it in to a car shop because my family has had problems and it has been from the motor, to the belt, to the steering axle.
spray hinges with wd40
check your shock absorber
THIS HAPPENED TO MY CAR IT WAS THE SLAVE AND THE SYSTEM HAD TO BE BLED
If a radiator does not have enough time to warm up, it could end up making a squeaky noise. Also, a faulty radiator will make a squeaky noise.
I just fixed this on my car. All you need to do is spray some DW-40 on the area that is squeaky, and squeak no more
Sounds like a loose or worn belt
Perhaps brake pads need replacement or bad wheel bearing
It could mean one of your timing belts are loose
A squeaky noise can come from the back of your car if your shocks are damaged. Sometimes shocks can dry rot.
You need to locate the source of the noise to determine why then we can help you fix it.
It could mean the beginning of the end for your belt or the idler pulley, have them both checked out.
Sometimes squeaky noises can be a result of a damaged belt. When you speed up, the noise goes away. You should get your car inspected by a mechanic.