Update! OBDSTAR X300 DP Plus / X300 Pro4 is able to program key for GM Cadillac Chevrolet GMC Buick 2020 2021 with CAN FD protocols, and if necessary, please purchase an additional OBDSTAR CAN FD Adapter.
Image: OBDSTAR CAN FD Adapter
The specific GM car models that OBDSTAR CAN FD Adapter covers:
| Brand | Model | Year |
| Cadillac | Escalade | 2021 |
| CT4 | 2021 | |
| CT5 | 2020 | |
| Chevrolet | TRAX/TRACKER(4A) | 2020 |
| CAVALIER/ONIX(4A) | 2020 | |
| Tahoe | 2021 | |
| Silverado | 2021 | |
| Suburban | 2021 | |
| GMC | Yukon | 2021 |
| Sierra | 2021 | |
| Denali | 2021 | |
| Buick | Envision | 2021 |
| GL8(LSY) | 2021 |
Next, let’s OBDSTAR X300 DP Plus (for example) to see how does OBDSTAR CAN FD Adapter work for BUICK ENVISION:
PS: update OBDSTAR X300 DP Plus GM V33.24 first.
This is a simple demo: Select IMMO -> GM -> Program keys -> select car model Buick -> USA -CANADA -> Envision -> Proximity -> 2021 -> with PIN -> Program Keys -> Please connect OBDII-16 and CANFD connectors at the same time (Use female connector to connect with OBDII-16 and male Connector with DLC Diag Socket.)
Alright, hope it helps! for the other car models listed above, please operate in the same method.
For detail steps, refer to: OBDSTAR Program 2021 GMC YUKON Prox All Keys Lost via CAN FD Adapter
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