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bearing noise regen whine

  1. Ontario / GTA Dealer Recommendations for Stator Bearing Failure Repair

    Hi Everyone, First thread and first post on this forum. Does anyone know of any dealer in Ontario or the GTA that has both: 1) Positively identified the stator bearing failure under regen and 2) Successfully implemented the appropriate service bulletin (PIP5081) to fix the problem To my...
  2. Bearing failure FAQ

    Problems, Driver Warnings or DTCs - Chevy Volt
    Compiled from various GM-Volt threads. The questions below are answered in a numbered section lower on the post. I have started to notice a sound progressively getting louder when I brake and Accelerate but mostly very loud when I am stopping. It sounds like a table saw winding down. This is...
  3. Bearing Failure vs Driving in L

    Chevy Volt Engineering and Design
    Not sure how to make this a poll, but I am very interested in the data: I have had / or am experiencing symptoms of a motor bearing failure, answer below: I drive in L more than half the time (check here) I drive in L less than half the time (check here) I have had no motor bearing...
  4. How many have experienced "loud whine during regen" bearing failure issue

    Mechanical Systems - Chevy Volt
    It seems that multiple people think this issue is not widespread. Let's see if we can get a % idea as to how many owners it is really effecting.