In this post, you’ll learn how to reset the transmission adaptive pressure on a 2021 GM Chevrolet Suburban using Launch X431 diagnostic tool. It deletes overtemperature logs and helps bring the transmission system back to normal surveillance.
Function Description:
This function should be performed after replacing the transmission pressure sensor, or if the vehicle exhibits issues like harsh shifting, delayed engagement, or jarring during gear changes.
Tested Model:
2021 / GM Chevrolet / Suburban
Supported devices:
Compatible with all comprehensive Launch X431 diagnostic scanners
e.g. X431 PRO3 LINK HD (X431 V+ SmartLink HD)
Operation guide:
Navigate to Local Diagnose-> GM-> GM software (V50.05)-> Automatically Search
Read VIN automatically

Turn Ignition ON
- Turn The Key To On Position.
- For Push-Start Vehicle, Please Long Press The Start Button For 5-10s To Turn Ignition On
Confirm vehicle info after identification

Select TCM-> Special Functions-> Transmission Adaptive Pressure Reset

Before operation, the commanded state is “None”

Click “Reset”, then the status will be changed to “Reset”

Transmission adaptive pressure on 2021 GM Chevrolet Suburban has been reset by Launch X431 V+ SmartLink HD successfully.
Video guide:
www.launchx431.fr






