Jerky automatic transmission shifting

[Thomby]

Hello everyone. I am writing to you from France. Since there are not many Stinger users in Europe, I am visiting American forums. I also have the problem with gear shifting. A mechanic I spoke to recently is sure that the problem is the reducer. What do you think about this?

Grab an XTool scanner and run the Gearbox Match feature. There are different models but I used the A30D over a year ago and the issue has not returned. More detail in the thread below:

P

Post in thread 'Hard downshift transmission'

Nov 14, 2024

Sure thing. It was posted here earlier.

1. Turn car engine off
2. Turn on ignition (press ignition button twice without your foot on the break pedal. You should not be in "accessory" mode.
3. Plug in the XTool and connect to Bluetooth (assuming you've already gotten BT pairing, the app installed on your phone and established all connectivity already)
4. Select Special Function in the app.
5. Find the Gearbox Match menu.
6. Select car make and auto detect.
7. Reset gearbox learning option.

You might have to select the 2020 or 2022 year stinger. The transmission is the same. I updated my...

• Plakchup

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[iso35]

Do you mean the torque converter?

I'm not sure. He said it's related to the front differential.

 

[SRV]

I'm not sure. He said it's related to the front differential.

Do not let any mechanic touch it until after you do what's in post #281 - it solved my issue, and is cheap!