GMC 12471606 Rear Wheel Bearing

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To remove the axleshaft and oil seal, you will first need a bearing puller. Attach the puller to the slide hammer, the bearing can be extracted from the axle housing. After removing the bearing, the recess should be cleaned out. The new bearing can then be installed using a bearing installer or a piece of pipe against the outer bearing race. Ensure that the bearing is tapped in fully and that the numbers are visible from the outer end of the axle housing, and then install a new oil seal before reattaching the axleshaft.

Remove the axleshaft and the oil seal. A bearing puller which grips the bearing from behind will be required for this job. Attach a slide hammer to the puller and extract the bearing from the axle housing. Clean out the bearing recess and drive in the new bearing with a bearing installer or a piece of pipe positioned against the outer bearing race. Use a special bearing installer, large socket or piece of pipe to tap the bearing into the axle housing. Make sure the bearing is tapped into the full depth of the recess and the numbers on the bearing are visible from the outer end of the axle housing. Install a new oil seal, then install the axle shaft.

To remove the front wheel bearings, pry out the dust cap, straighten and remove the cotter pin, and then eliminate the nut lock, nut, and washer from the spindle.

Front wheel bearings are typically inspected when changing brake pads or when raising the vehicle for any reason.

To access and service front wheel bearings, first remove the hub cap and wheel, then proceed to remove the disc brake caliper by removing the securing bolts and inserting a wood block between the brake pads to keep them separated.

The bearing can be extracted using a bearing extractor or a custom tool.

A special bearing installer, large socket, or piece of pipe should be used to tap the bearing into the axle housing.

Start by using a bearing extractor or a custom tool to engage behind the bearing. Attach a slide hammer to extract the bearing from the axle casing.

Pack the bearings with high-temperature front wheel bearing grease, apply a thin coat of grease to various spindle areas, and place a small amount of grease inboard of each bearing race inside the hub.

Slightly pull the hub/disc assembly out and push it back to facilitate the removal of the outer bearing. Subsequently, detach the hub/disc assembly from the spindle and use a screwdriver to pry out the seal from the rear of the hub, taking note of its installation.

If there is damage to the bearing races, replace any defective bearing races at a machine shop if necessary, ensuring that old bearings are not installed on new races.

It is typically necessary to inspect front wheel bearings when changing brake pads or when the front wheels are raised for any reason.

The bearing puller can be attached to the slide hammer.

Front wheel bearings should be checked whenever the front of the vehicle is raised, typically coinciding with brake pad replacement. During inspection, assess each wheel by spinning it and examining for noise, rolling resistance, and freeplay.