Hummer EV 2025 Smart Key
GM Smart Key
Overview
Key Type
Smart Key
Markets
USA
Transponder
ID49 (NCF29A1V / HITAG PRO)
Integrated
Frequency
433 MHz
Battery
CR2032
Transponder Cloning
Yes
Skill Level
Skilled
Universal Keys
Xhorse ID 0514 959
Not tested
Overview
Add key
OBD
All keys lost
OBD
Prepare dealer key
No
Remote programming
Automatic
All keys erased automatically
Not specified
Power supply
Recommended (if under 11.5V)
Additional cables required
No
Key Programming via OBD
Emergency Key Spot
Cup holder
Programmers
GM Techline Connect
Immobilizer Programming
Code Series
1-3679 (Opel, General Motors) 8 CUTS V0001-5718 (Cadillac, Chevrolet, General Motors, GMC) 10 CUTS
Media
Emergency Key
Overview
Double locked
No
Opening direction (LHD)
Counter-clockwise
Decoder capability
Door LockBoot/Trunk
Decoding Tips
- No more than three cuts of the same depth in any key.
- Lishi 2-in-1 decoder for 10 cuts works also for 8 cut locks.
- To decode the lock, read in the SAME direction as it was picked.
Overview
Original key glued
Yes
Synchronizing
No
Repair Instructions
- All smart keys have an integrated immobilizer chip.
- There is no need to synchronize or reprogram the key after replacing the battery.