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1990 Pontiac Grand Prix Question: cuts off when gas pedal is pressed

 

Question

Visitor, 3.1L V6, Madison, AL, March 05, 2010, 06:14

car runs fine at idle but when it warms up and when the gas pedal is pressed it cuts off

4 Answers
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  • Answer #1

    Visitor, June 14, 2010, 06:43

    Sounds to me like its your Air flow sensor or your fuel line has trash in it.

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  • Answer #2

    Visitor, June 14, 2010, 14:16

    Check with the car not running to see if fuel is getting to the fuel rail, just push in the stem (much like a intertube stem. If you have gas there then rule out the fuel pump. I had this problem once with a Grand prix I worked on and it turned out to be the catalytic convertor

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  • Answer #3

    yosal October 15, 2010, 13:52
     Rookie

    what is the answer of the problem

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  • Answer #4

    davon January 03, 2011, 13:34
     Rookie

    I am having the same problem did you ever find out what it was

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