If you have any work done on your transmission or if you’re having issues switching gears. Launch Thinkdiag OBD2 diagnostic tool will help you out.

Let’s go ahead to check how does Thinkdiag reset transmission on 2015 Chevrolet Suburban.

Car: 2015 Chevrolet Suburban 5.3L

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Device: Launch Thinkcar Thinkdiag OBD2 full system code scanner

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It’s very easy to do with Thinkdiag.

Plug the ThinkDiag device into OBDII port in your vehicle

When you see the green light appears on the ThinkDiag that indicates the device powers on.

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Turn on the ignition switch

Open ThinkDiag APP

Go to ThinkStore-> Purchased software

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You can select GM or Reset Box to do the resetting process

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Here we select Reset Box to operate

Then choose the corresponding car make-GM

It will ask you to switch on ignition, if have turned on, just click OK to continue

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Then select Chevrolet-> Suburban -> 2014-2018-> Transmission control module

It will show the car year automatically

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The commanded state is NULL, click “Reset” button at the bottom left of the screen

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When reset complete, the commanded state will become to Reset.

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That’s all!

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