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  1. Genesis GV80 Problems and Reliability
    2.5T Advanced, 2021, with 8k miles. Third time the CEL has come on, always the same code (P030400) showing cylinder 4 misfire. The dealer did nothing last time as the light went out on its own. This time, they swapped the 1 and 4 cylinder ignition coils and reset the light, waiting to see if the...
  2. Genesis GV80 General Discussion Forum
    Light came on at the start of a 1200 mile trip. Solid, not blinking. In reading posts and other sites, I tried the typical solutions including checking gas cap, numerous fill-ups with the highest quality name-brand premium fuels I could find, etc. I was nervous driving into remote areas of Maine...
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