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I have a p1860 TCC PWM Solenoid Circuit Electrical code come up on my 2000 safari ,what could be the problem ,I wanted to check the solenoid with a vom meter but I don't know the correct wire are .Thanks for birthday note.
p1860
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The code is a result of bad wear in the TCC regulator valve bore, you need a new valve body or a rebuilt one with a sonnax Tcc regulator valve, see my site for more info, dont drive the van too much or it will burn up, i may be able to build one for you. www.shiftritetransmissions.com/4L60E.htm
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