possibilities: axle nut undertorqued. lugnuts loose. bad inner or outer tie rods. bad lower ball joint. loose strut.
The hub bearings in a 1998 Z71 can not be repacked. The bearings are part of the hub, and the hub assembly will have to be replaced.
This buzzing indicates that the wheel bearings need to be replaced on your front left wheel. This can be fixed by changing the bearings themselves or replacing the entire wheel hub.
No.
Should be if undamaged.
98 Chevy metros are all front wheel drive
Bad ball bearings. Check to see the bearings and the casing does not need to be replaced.
No, it is a sealed unit.
Probably the front hub bearings. I've replaced mine four times. Sounds great after they're replaced, but eventually the hub bearings start whining again. I'm not sure what the root of the problem is, but I'm beginning to suspect it's a design defect.
Need to check left and right front wheel bearings.
Did you ever get anywhere on this thread? I'm looking to replace the front bearings and rotors on my 2000 ZR2.
bearings
The front wheel bearings and hub come as one piece. The bearings alone are not serviceable.