GM Service Manual Online
For 1990-2009 cars only

Cause

Correction

Important: Upon completion of all repairs, refill the axle with the proper amounts of axle lubricant. Refer to Front Axle Lubricant Level Inspection and Lubrication Specifications .

Restricted or damaged vent valve assembly

Repair or replace the vent valve as required.

Right side cover O-ring seal

Replace the side cover O-ring seal as required.

Worn or damaged axle shaft oil seals

Replace the axle shaft oil seals as required.

Housing or side cover porosity

Replace the carrier. Refer to Differential Carrier Assembly Replacement .

Loose Drain or Fill Plug

Tighten to specification

Pinion Housing Assembly O-ring

    • Pull Housing Assembly
    • Replace O-ring