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I have an 02 Pontiac Grand Am that just started bucking and hesitating like it was going to stall.?

It was running fine until the other day when I left work. The car stalled right after I pulled out of the parking stall. The entire way home it bucked and hesitated like it was going to stall, but it never did. It was overdue for an oil change, so I took it right away and had that done. They said that air filter was fine. What could be wrong with it? I know less than nothing about the inner workings of cars, so please dumb down your answers! Thanks!

Update:

No idea what or where a fuel filter is. Would that have been changed during an oil change?

Update 2:

Also, the Service Engine Soon light started blinking and then went off. It did that several times.

3 Answers

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  • bobweb
    Lv 7
    9 years ago
    Favorite Answer

    Your engine is misfiring for any one of many many possible reasons causing a rich fuel mixture to enter your catalytic converter and cause your yellow check engine light to blink on and off. One thing you can do is have a technician disconnect and then reconnect each end of your spark plug wires if so equipped. Otherwise you could have "coil over plug" with no spark plug wires. Check all your other maintenance items as well as suggested in the answers above. Get the computer error codes read out. Better yet, go to a local shop and they have a "scanner" to both read the codes and start diagnosing the problem. http://www.automd.com/

  • 9 years ago

    it might be fuel ! when was the last time the fuel filter been changed ? it could be starting to clog up or the fuel regulator is going bad on the fuel rail but check the fuel filter out first !

  • Anonymous
    4 years ago

    be certain the mass airflow sensor , additionally none with the aid of certainty the (MAP) sensor, this registers the quantity of air entering into engine and contraptions the gas blend, oxygen sensors additionally impact gas combinations(O2 sensors) you additionally can get some carb purifier and sparkling the throttle physique rather precise removing any tarnish(black gunk in it) theres a throttle place sensor (TPS) you may sparkling it with carb purifier additionally. good success and that i choose this permits.

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