GM Service Manual Online
For 1990-2009 cars only

Differential Housing Cover and Gasket Removal Caution for Chevrolet Chevy Suburban - 2WD 2010

Caution: When removing the differential case from the axle housing, do not damage the cover gasket surface. If the cover gasket surface is damaged, lubricant may leak from the axle and cause premature failure of the axle assembly.