Can you tell us little more? Does the engine squeal when the car is just sitting and idling?
Or, is the squeal from the suspension .... it squeals when you're moving or turning?
Check the wheel bearings to start
Have you checked the power steering pressure line?
The Pontiac Grand Prix has a Timing Chain with a spring loaded tensioner. The tensioner is know to wear, crack and then break. The timing chain and tensioner should be replaced at 100,000 miles. This is a pretty big job that can be done with the motor in the car. $$$ Ray
The front wheel bearings, of a Pontiac vibe, can be replaced by first removing the front wheel. Next, remove the axle end cap. Remove the bearing and reverse the process to install the new bearing.
Cant They are a sealed, non servicable unit. If they are making noise, they must be replaced, about $135 each
It could be a belt slipping... the bearings in your ac compressor going out... low fluid level in your power steering reservoir
How do you change the supercharger belt tensioner in 1997 Pontiac Grand Prix GTP?
You can't replace just the wheel bearings. You have to replace the whole hub assembly. Costs about 200 bucks per wheel at a repair shop. I have had both of mine replaced.
how to change steering column on 86 pontiac bonneville
What kind of bearings??Engine, wheel, trans,diff.?????
Grand Ams eat wheel bearings, if one is bad you might as well replace both of them as the other will go out in a month or so, I had a 94 and replaced 6 wheel bearings in that car in 113,000 miles.
Where do you add power steering fluid on a 2003 Pontiac Bonneville?