Rear Axle Lubricant Leak Diagnosis
WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
| Cause | Correction |
|---|---|
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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 .
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| 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 |
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