Tools Required
WARNING: This page is about a different car, the 2003 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
J 41207-C Off-Board Programming Adapter Kit. See Special Tools .
The J 41207-C is required when a module must be programmed without having the vehicle present. The adapter allows the module to be turned ON and communicate with the scan tool.