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Old 03-19-2018, 09:26 PM   #21
Ryan Hubbard
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Join Date: Aug 2007
Location: Mission Viejo, CA
Posts: 288
Re: Just acquired this 86 k2500 4x4 suburban!

Quote:
Originally Posted by SnS C10 View Post
From what I understood there is either a switch at the carb or at the gas pedal which is where mine is. Hoping that this is an easy fix rather than spending money at the trans shop
You need to make sure you have 12 volts to the "switch" at the throttle pedal in the cab. It is actually a variable resistor and varies the voltage to the transmission based on throttle position and handles the upshifts and downshifts.
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