I guess you missed all the threads about wheel bearings and CEL, ABS lights.
Replace the wheel bearing/Hub assembly with a OEM unit.
I have Moog Hubs on both rears and everything is fine. I had to use OEM on the fronts or else I get a ABS light.
What brand rear hub do you use ?
188k, 5/20/12 new ej257 short block, 8/20/11 installed VF52 turbo, @20.8psi, 280whp, 300ftlbs. CHECK your oil, these cars use it.
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