How-to: program Chevrolet Caprice 2008 immo key when all keys lost using Xhorse VVDI Prog and VVDI2 key programmer.
Step 1: Read Dump data
Disassemble immo box and desolder IC chip 95040
Solder IC chip to vvdi-prog
In VVDI Prog software, select EEPROM->ST->M95040
Read and save eeprom data, i.e Caprice 2008.bin
Step 2: Make dealer key
Open VVDI2 software
Select Transponder Programmer->Immobilizer Data Tool
Select vehicle information, upload eeprom dump just saved
Select an unused key position, press Make dealer key
Insert a common CN3 chip/key into VVDI2 key programmer
Follow vvdi2 promts until prepare dealer key success.
Reinstall the immo box to vehicle.
For VVDI2 procedure please check another related post:
Program Jeep Grand Cherokee 2000 All Keys Lost with VVDI Prog & VVDI2