2011 Suzuki Grand Vitara "squeeking wagon" Questions

The Steering wheel on my 1998 Volvo Cross Country wagon squeeks as it is turned. How do I lubricate it? The nylon bush in the steering colum is tight on steering shaft.You have to remove the steering ...

...Wagon? I have a very loud grinding noise while driving, which is not the brakes, as the brakes are not squeeking, and appear to be in good working order. I bought the car a few months ago, and ...