Hi,
What you described sounds like the vehicle went into what is called limp mode. This happens if the computer recognizes a fault in different items.
The reason it is called limp mode is just that. It is designed to allow you to limp to safety.
I have a question, has the light come back on, or have you continued to have the same issues? If so, I recommend having the can-bus scanned.
CAN stands for controller area network. Basically, the different computers/modules on the truck communicate via a few wires. This type of scan will retrieve diagnostic trouble codes regardless of the module storing them.
Here is a link that explains how it is done:
https://www.2carpros.com/articles/can-scan-controller-area-network-easy
Let me know if this helps, what you find, or if you have other questions.
Take care,
Joe
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Sunday, January 15th, 2023 AT 7:23 PM