Transmission does not shift out of second gear?

2,000 MILES • 2.1L • V8 • 2WD • AUTOMATIC
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BARBARA GREENE2
  • MEMBER
  • 1 POST
Won't shift out of 2nd.
Nov 23, 2024 at 3:01 AM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,248 POSTS
Hi Barbara,

When you say it won't shift from second, that is usually an indication that the vehicle is in what is called "limp mode". This happens when there is an issue that may lead to more damage if the vehicle is used.

On the other hand, when you say it won't shift from 2nd, do you mean the shifter itself is stuck in second gear? Let me know.

If my first comment is what is happening (limp mode), we need to scan the can-bus. CAN stands for controller area network. Basically, the different modules are tied together via a few wires. This type of scan will retrieve codes regardless of the module storing them.

Here is a link showing how it's done:

https://www.2carpros.com/articles/can-scan-controller-area-network-easy

Let me know exactly what is happening and when it started.

Take care,

Joe
Nov 23, 2024 at 1:06 PM
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