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  1. Gsxtron
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    Continued Misfire and Performance Issues After Repairs – 2012 Prius

    I got the car running normally again. After testing the ignition coils, I found that two were faulty. I replaced all four with new OEM coils, and...
    Post by: Gsxtron, Jun 18, 2025 in forum: Gen 3 Prius Care, Maintenance & Troubleshooting
  2. Gsxtron
    Thread

    Continued Misfire and Performance Issues After Repairs – 2012 Prius

    Hello, I have a 2012 Prius with 170,000 miles. The car was experiencing the “death rattle,” so I performed the following maintenance: Cleaned...
    Thread by: Gsxtron, Jun 14, 2025, 5 replies, in forum: Gen 3 Prius Care, Maintenance & Troubleshooting
  3. Gsxtron
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    Engine still sharking/Rattle After Cold Soak with parts replaced

    170k bought the car with 80k in 2017 not consuming antifreeze. Cleaned the egr valve, cooler, intake manifold, injectors, and throttle body. New...
    Post by: Gsxtron, May 12, 2025 in forum: Gen 3 Prius Main Forum
  4. Gsxtron
    Post

    Engine still sharking/Rattle After Cold Soak with parts replaced

    Hello, I am having a similar issue. Did you ever resolve the engine shaking issue? Thanks
    Post by: Gsxtron, May 12, 2025 in forum: Gen 3 Prius Main Forum
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