First, we need to check fuse #26 and #94 in the under-hood fuse panel. Here is a guide to help. Also make sure you are pressing on the brake pedal and that the brake lights work.
https://www.2carpros.com/articles/how-to-check-a-car-fuse
Here are the wiring diagrams for the shift interlock so you can see how it works and I have included how to put the truck in neutral so you can move it if necessary. Let's run the codes to see what comes up with e 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
This guide may help as well:
https://www.2carpros.com/articles/comprehensive-guide-identifying-and-fixing-an-automobile-that-wont-shift-out-of
Check out the images (below). Let us know what happens and please upload pictures or videos of the problem so we can see what's going on.
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Wednesday, June 7th, 2023 AT 3:36 PM