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Re: Envoy P0171
Posted to Technical Discussion Forum on 1/4/2006 1 Reply

Hi Rags, Look for a skewed map value as per PIP3561 doc 1709854. Your map sensor shows 69 kpa which is outside the 20-40kpa range according to the data list.

There are other bulletins and diagnostics for P0171 but this looks logical to me, but I'm pretty rus... Login to read more.

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