There are parts exempt in California, didn't know that? I'm not sure about error codes. I do have some more hurdles to tackle before I can smog it, Idle is way to high in park.

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1979 Black on Black, 300CD (sold), 1990 Black 300SE, Silver 1989 Volvo 780, 1988 300CE (vanished by the hands of a girlfriend), 1992 300CE (Rescue).