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 ?
216,000miles 5/2012 ej257 short block, 8/2011 installed VF52 turbo, @20.8psi, 280whp, 300ftlbs. CHECK your oil, these cars use it.
Engine Build - Click Here