OBDSTAR is good on new GM CAN FD system key programming. Here is an example of 2022 Chevrolet Tahoe Key withobdstar x300 dp plus.

It is 2022 Chevy Tahoe. Autel cannot do it. It cannot bypass the security code.

AutoPro pad and OBDSTAR will do this.
OBDSTAR requires aCAN FD adapter.

Make sure you have device and CAN FD adapter well connected.

If failed to communicate via auto detect, go for manually select instead.

Chevy->USA->Tahoe-> 2021- > without Pincode

Read key number. There are 2 keys programmed.

SelectProgram Keys.

This function requires network connection.

Turn on the ignition switch

Configure system

Put the new proximity key into the sensing area in the second round hole of the cup holder.

Take the other keys out of car.
Press and hold the start button for more than 2 seconds.

Insert new key, press Start button.

Test new keys.

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