2016 Jeep Key Fob Not Detected. That will tell you if it's actually a dead battery in the fob. Go to "you Tube" and enter the same question.

How To Program Dodge Key With Only One Key - Ultimate Dodge
How To Program Dodge Key With Only One Key - Ultimate Dodge (Sadie Murphy)
Door locks on the handle and also starter button would not recognize the keys. It says key fob not detected. However, with a bit of a do-it-yourself spirit Jeep is one of the few domestic dealerships that require you to bring in your key fob for professional programming on most of its models.

Some cars can still detect dead key fobs this way in emergencies.

Still nothing so I changed it again to eliminate a battery issue.

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Go to "you Tube" and enter the same question. And if for some crazy reason it is not compatible, we have a money back. Additionally, the fob won't always lock or unlock the doors in this same area of my driveway.