POTENTIAL CAUSE(S)

CHECK THIS FIRST:

1. LEAKING DIFFERENTIAL GASKET OR PINION SEAL
Have differential gasket or pinion seal professionally replaced.

CHECK THIS NEXT:

2. LEAKING DIFFERENTIAL DRAIN PLUG
Tighten differential drain plug to correct specification or replace plug.

CHECK THIS LAST:

3. LEAKING REAR AXLE SEAL
Have real axle seal professionally replaced.