steering and suspension

While discussing defective bearings: Technician A says brinelling appears as indentations across the bearing races. Technician B says brinelling occurs while the bearing is rotating. Who is correct?

a. A only

When inspecting and servicing bearings:

a. Some rear-wheel-drive vehicles have rear-axle bearings that are sealed on both sides.

All these statements about hub seal service are true EXCEPT:

b. A ball peen hammer should be used to install the seal

When inspecting and servicing rear wheel bearings on rear-wheel-drive cars:

b. Roller-type rear-axle bearings may be lubricated from the oil supply in the differential.

While discussing the cause of overheating damage of a front wheel bearing: Technician A says overheating may be caused by insufficient or incorrect bearing lubricant. Technician B says overheating may be caused by overtightening the wheel bearing nut on installation. Who is correct?

c. Both A and B

The customer says her front-wheel-drive car has a noise and vibration when decelerating and is most noticeable under 50 mph. Which would be the most probable cause of this problem?

d. Defective inner drive axle joint.

A unitized front wheel bearing hub that is bolted to the steering knuckle has 0.010 in. (0.254 mm) of hub endplay. The proper repair procedure is to:

d. Replace the wheel bearing hub assembly.