Invalidate All
WARNING: This page is about a different car, the 2005 Pontiac Pursuit and 2005 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
This procedure will erase all key fobs from memory.
- Install a scan tool.
- Turn ON the ignition with the engine OFF.
- With the scan tool, select Body and Accessories.
- Select Keyless Entry.
- Select Module Setup.
- Select BCM.
- Select Program Key Fobs.
- Select Invalidate All.
- Follow the scan tool on screen instructions.
- Remove the scan tool.
- Exit the vehicle. Operate all functions on transmitters to verify correct system operation.