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Old 05-08-2007, 02:23 PM
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RadPreacher RadPreacher is offline
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Pobably the TPS

I had a 87 K-10 350 TBI that had idleing problems.

Have you ever changed the O2 sensors? If they are bad, the TPS will get a false reading.

The sensors are cheap, but with the age of your van....they won't come out with ease
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