For 1990-2009 cars

Cause | Correction
--- | ---
Important: Upon completion of all repairs, refill the axle with the proper amounts of axle lubricant and friction modifier additive. Refer to Rear Axle Lubricant Level Inspection and Lubrication Specifications .
Restricted or damaged vent valve assembly | Repair or replace the vent valve as required.
Left 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 housing and/or the covers as required.
Loose Drain or Fill Plug | Tighten to specification
Pinion Cage Assembly O-Ring |

• | Pull Cage Assembly

• | Replace O-Ring