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2003 GMC Envoy Question: (know nothing,no money to fix) Need step by step help to replace MAP Sensor

 

Question

Bill Rosser, 4.2L 6 Cylinder, Dallas, TX, October 31, 2012, 15:19
 Rookie

It is running rough, set off warning light code replace MAP Sensor. It says I should try cleaning and replace before replacing the new sensor. I know nothing but neccesity drives the need to learn Help?

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  • Answer #1

    Greg's Orange Auto (12205 Answers) , Orange, CA - (714) 361-9386
    globalhelper October 31, 2012, 18:09
     Master

    the code doesn't say repl sensor,it says there is an issue with that circuit. seek diag and est b4 wasting money throwing parts at it

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    Bill Rosser, November 06, 2012, 16:43
     Rookie

    Thanks, I am as second answer states, clean first, again thanks for your answer

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  • Answer #2

    your.mechanic October 31, 2012, 20:11
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     Master

    just take the screws off the MAP that is connected to the hose, spray some chlorinated brake cleaner on the wiring to clean...and reinstall...

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    Bill Rosser, November 06, 2012, 16:44
     Rookie

    Thank you, I will try tommorrow and get back to you. thanks alot

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