Originally Posted by turkish

My Ford’s system can be deactivated with the push of a button supplied by the factory. My GMC’s system can only be deactivated by an aftermarket device that voids the warranty. Guess which I prefer.


Good to hear that the Ford system can be disabled. The plug-in Range box to disable the GM system doesn't void the warranty. Does cost about a hundred bucks though. Plug into the ODB port, done.