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Old 08-30-2011, 06:24 AM
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Originally Posted by gmefixit
I have 97 Venture and I am have trouble code P1860 what can cause this code?
gmefixit; Welcome to

I merged your two threads into one here.

What is the mileage on this trans?

There are several areas of the trans that can cause a code like this.

Valve body PWM circuit wear is common, Wear on the stator bushings and the converter lock up clutch material may be deteriorated causing excessive slippage the PCM is reading

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