I would start by checking the codes because an input shaft speeds sensor can cause the cruise to kick out.
Here is a guide to help you get the codes:
Here is the cruise control wiring diagrams so you can see how the system works.
Check out the diagrams (below).
Please let us know what you find. We are interested to see what it is.
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Thursday, March 22nd, 2018 AT 11:25 AM