How to get the body module security verification code when programming 2021 GM
smart keys via Autel MaxiIM tablets? This is an instruction to guide on
calculation procedure for Autel IM508, IM608 & IM608 Pro key programmer.
Workable for 2020-2021 GM Cadillac, GMC, Chevy, Buick add key & all key
lost. Detailed car list, please
refer to below:
GM Vehicle Coverage
What’s Autel GM Security Verification Code Calculation?
It was reported that 24-digit security verification code calculation service of GM vehicles 2020-2021 CANFD protocol was not responded in time since July, 2021. Whereupon, Autel team had blocked the menu.
Mainly due to the strong requests from users, Autel decided to re-open this function. Now Autel after-sales team can help to calculate the 24-digit security verification code when immo programming. The calculation tool can only be placed in China and needs to remotely control Autel China server to do calculations via Teamviewer.
Software Version Required
GM IMMO program V3.61 or higher
GM IMMO Calculation
1. Go to IMMO menu to identify car model >> Keyless system(CANFD) >> Add smart key/ All smart key lost.
2. Ensure the VCI is connected to the CANFD adapter, press START/STOP button once.
| Cadillac CT5 2020-2021 | Smart Key |
| Cadillac CT4 2020-2021 | Smart Key |
| GMC Yukon 2021 | Smart Key |
| GMC Sierra 2021 | Smart Key |
| Cadillac Escalade 2021 | Smart Key |
| Chevrolet Tahoe 2021 | Smart Key |
| Chevrolet Silverado 2021 | Smart Key |
| Chevrolet Suburban 2021 | Smart Key |
| GMC Denali 2021 | Smart Key |
| Buick Envision 2020- | Smart Key /New type only |
| Chevrolet Corvette 2021 | Smart Key /New type only |
| Buick Envision 2021 | Smart Key |
What’s Autel GM Security Verification Code Calculation?
It was reported that 24-digit security verification code calculation service of GM vehicles 2020-2021 CANFD protocol was not responded in time since July, 2021. Whereupon, Autel team had blocked the menu.
Mainly due to the strong requests from users, Autel decided to re-open this function. Now Autel after-sales team can help to calculate the 24-digit security verification code when immo programming. The calculation tool can only be placed in China and needs to remotely control Autel China server to do calculations via Teamviewer.
Software Version Required
GM IMMO program V3.61 or higher
GM IMMO Calculation
1. Go to IMMO menu to identify car model >> Keyless system(CANFD) >> Add smart key/ All smart key lost.
2. Ensure the VCI is connected to the CANFD adapter, press START/STOP button once.
3.
Send the ECM application code & VIN to Autel after-sales to obtain ECM
security verification code.
Note: DO NOT exit this interface during the query.
Note: DO NOT exit this interface during the query.
4. Enter the ECM security verification code which are
getting from Autel after-sales. Press “OK”.
5. Send the BCM application code & VIN to Autel after-sales again.
6. Enter the ECM security verification code again.
7. Finally close the drive door & press OK. IM508/IM608 tablet will configure system & process add key/all key lost.
5. Send the BCM application code & VIN to Autel after-sales again.
6. Enter the ECM security verification code again.
7. Finally close the drive door & press OK. IM508/IM608 tablet will configure system & process add key/all key lost.
Done.
Read also
Autel IM508/ IM608 add 2017-2021 Buick Envision Key Success
http://blog.autelshop.de/autel-im508-im608-add-2017-2021-buick-envision-key-success/
More any questions about Autel Automotive Key Tools, feel free to contact us.
Contact Info:
Email: sales@AutelShop.de
Wechat: +86-13429866263
Whatsapp: +86-13429866263
Read also
Autel IM508/ IM608 add 2017-2021 Buick Envision Key Success
http://blog.autelshop.de/autel-im508-im608-add-2017-2021-buick-envision-key-success/
More any questions about Autel Automotive Key Tools, feel free to contact us.
Contact Info:
Email: sales@AutelShop.de
Wechat: +86-13429866263
Whatsapp: +86-13429866263
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