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Re: Replaced Upstream O2 sensor and still failed smog
Posted to Emissions Forum on 2/15/2009 3 Replies

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Twice now you've asked this question, and not recieved an answer. Just for ponder I'd like to read some answers.

The way I would have handled this, if ignition timing, plugs & wires, egr, and "if a... Login to read more.

3 Replies Received (View Replies)