Manual:HUMMER Hummer H3 Base 2010Page:19682 / 37523



Wheel Bearing Wear - Rear Drive Axle (Tapered): Galling — 2010 Hummer H3 Base, Automatic Service Manual

Wheel Bearing Wear - Rear Drive Axle (Tapered): Galling

Fig 1: Identifying Galling
GM1454Courtesy of GENERAL MOTORS CORP.

Metal smears on the roller ends due to overheating, lubricant failure, or lubricant overload. Replace the bearing. Check the seals. Check for proper lubrication.