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How I Fixed a Stubborn P0300 Random‑Misfire Code with a Live‑Data OBD‑II Scanner
In 2023, the automotive diagnostic scan tools market hit $38.2 billion, and the quickest way to clear a persistent P0300 random-misfire code is to use a live-data OBD-II scanner. I’ll walk you through the steps I used on a 2019 Chevrolet Silverado that kept stalling on the highway.