GM Service Manual Online
For 1990-2009 cars only

Checks

Action

Worn differential side gears and pinions

Replace the differential side gears and pinions. Refer to Differential Case Assembly Disassemble .

Worn differential spider

Replace the spine gears. Refer to Differential Case Assembly Disassemble .

Worn axle shaft splines

Replace the axle shaft. Refer to Front Drive Axle Inner Shaft and Inner Shaft Housing Replacement .