vats

I have a 2007 Torrent with a bad ECM. I bought a recycled on with the same part number. It did not work. I researched the issue and found two answers. First, it needs to be programmed to your VIN or VATS (Vehicle Anti Theft System) will lock you out. Second, if the part numbers match, it will...

I have a 2004 Pontiac Grand Prix donor car that is missing the body module. i need to disable/bypass the VATS so that the PCM can operate the car. I have seen an electronic bypass circuit but I would like to know if anyone can identify the signal type (voltage, frequency, square-wave, or...