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I had the same problem with my areo star van and found out that it was the throttle position sensor that was causing the problem. Once changed, it was back to normal driving with no serging and jumping like a rodeo bronk..

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โˆ™ 2004-10-20 08:05:38
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Q: Why does your 1997 Astro jerk or lurch forward after you have been driving over thirty minutes?
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