So, the condenser fan is run by the TIPM which goes out all the time in these trucks, but to be sure we should do a CAN scan, you can get a CAN scanner (Controller Area Network) which will work on most cars from Amazon.
Here is a video to show you how:
https://youtu.be/u-4syLc-ifQ
and
https://www.2carpros.com/articles/can-scan-controller-area-network-easy
Here is one for about $99.00 if you need it:
https://amzn.to/3ZixY4v
Here are the fan wiring diagrams so you can see how the system works and I have included how to change out the TIPM which is easy because it-self learns. Check out the images (below). Please let us know what happens.
Images (Click to make bigger)
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Monday, July 10th, 2023 AT 1:06 PM