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03 astro van stop at red light runs rough put in neutral quits running rough?

new fuel filter put it in shop bad injector fixed now it does as above did it before i got that fixed check engine light off now but now bad mileage it only runs rough under a load in gear once you take it out of gear it like disengages something nothing showing up on computer scan any one out there have any idea?

Update:

wouldn't idler sensor and spark plugs show on diagnosis scan?

3 Answers

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  • Anonymous
    1 decade ago
    Favorite Answer

    Dirty idle control sensor/valve.

  • Anonymous
    5 years ago

    That ought to have been some effective injector air purifier! LOL.I,m having of venture that in line with risk what has occurred is that your O2 or oxygen sensor is what's inflicting the 'examine Engine' mild to return on. those sensors could nicely be delicate and it may o.k. be that it particularly is what's inflicting your mild to be on.i could try unhooking the battery which will reset the engine workstation,s parameter,s and then take the vehicle out for a great street holiday to get the O2 sensor good and warm and in line with risk burn off any residue that would have amassed on the sensor and notice if that help out. it may no longer inspite of the undeniable fact that it actual can,t harm something.good success.

  • norski
    Lv 4
    1 decade ago

    Maybe you need your spark plugs replaced.

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