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1990 Toyota Pickup Question: idle keeps going up and down real fast after truck is warm up

 

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hoag, 3.0L V6, Easton, PA, May 04, 2013, 16:10
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tried cleaning throttle body but same thing check all vac, lines are gd

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  • Answer #1

    pushrod May 05, 2013, 01:48
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     Master

    Check coolant level in radiator! Crazy i know but if it's low it will cause this.

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