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obd-ii signal

  1. OBD-II - No Signal

    S10 / Sonoma
    Aloha Guys! I own a 2003 S10 2.2L, Manual 5-Speed. I recently had a my check engine (or "Service Engine Soon") light illuminate. I keep up with all maintenance so that's not the issue. I tried to connect a scan tool to my OBD-II and I found that I had no signal coming from my OBD-II to connect...
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