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oil analysis

  1. Oil Analysis : Copper in Oil Sample

    1G Problems & Issues
    Does anyone but me do any used oil analysis on their RL? I did my first one at 6,000 miles and the analysis from the lab indicated too high a level of copper (indicative of bearing/cooler core problem) and silicone (dirt/sealant material). Took the info to the service manager at the dealership...