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My car is sputtering and stalling out. service engine soon light keeps coming on then going off. this repeats over and over. plus bad smells are coming from car. what could be the problem.

(1990 Oldsmobile Cutlass Ciera)
in Tyrone, PA on October 11, 2014
Is it possibly bad gas. catalytic converter. or foul play added to my gas tank.
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Popular Answer
on October 14, 2014
You should check your egr valve and also clean out the carbon from the passage to allow air flow. The one going up to the motor.
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