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Re: Slow return to idle, testing ideas
Posted to Technical Discussion Forum on 5/11/2017 2 Replies

I agree re the OE IAC.

Watch your scan data while the symptom is present. Is the TPS showing closed throttle?

If you coast such that the symptom is present, then come to a stop, does the idle stay high?

Also check that the PCV system is working properly. Login to read more.

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