Launch X431 IMMO Plus/IMMO Elite can work with X431 Key Programmer to read transponder, detect frequency, generate remote, and perform immobilizer key matching for Cadillac SLS successfully.
Car model: i.e. 2009 Cadillac SLS- D (VIN 4)
Step 1: Read transponder
Go to “Key Programmer” on the main menu to update the software to the latest version
Put the key into the coil of Launch X431 key programmer to read transponder
Step 2: Detect frequency
Put the car key next to the X-431 Key Programmer and press the key remote control button to identify the frequency
Step 3: Generate remote
Go to “Vehicle remote”, and select the corresponding car model (Cadillac SLS KeylessGo ID46 315M) to generate remote
Step 4: Match immobilizer key
Go to “IMMO” function on the main menu
Select GM>> Anti-theft Key Matching>> Manually Select (Via Model)>> Cadillac>> (9) 2009>> SLS-D (VIN 4)>> Immobilizer Key Matching (Intelligent Key)>> Intelligent Key Matching
Turn off ignition and turn on Hazard warning lamp
Follow the prompts to operate, and wait a while until the process is complete
Video guide: