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Question: I have a Check light Malfunction that is intermittent Gives a DTC of 71, EGR

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duckman3, Newbury Park, CA, October 10, 2012, 18:39
 Rookie

error shows when gas tank is filled, Erg modulater replaced, Erg pipes cleaned. Help

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  • Answer #1

    Greg's Orange Auto (8395 Answers) , Orange, CA - (714) 361-9355
    globalhelper October 11, 2012, 06:28
     Master

    put vac to egr with vac pump and see if it holds a vac to start with and while doing so with car running at idle the car should start to stumble if all ports are clean

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    duckman3, October 16, 2012, 17:41
     Rookie

    Thank You. To clarify,you suggest a Vac Gauge inline between erg and erg mod?. My error light is very intermittent and maybe Vac levels won't tell me much. I appreciate you comments.

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