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What’s wrong with the engine for a 2003 Saturn Ion to not accelerate accurately?

Question by sedated.groupie: What’s wrong with the engine for a 2003 Saturn Ion to not accelerate accurately?
Between 25 and 45 miles an hour if you accelerate to quickly it does this jerking back and forth thing. Is it something that needs to be checked out quickly? And if so, do you know if it’s going to be expensive?

Best answer:

Answer by mi_gl_an
sounds like transmission problem to me, take to saturn to get check out,

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