According to what I'm reading, DIY programming isn't a feature available on that vehicle, and you'd need to have an OBD diagnostic tool hooked up to access the keyless entry module in order to do it - and I'm not talking about the kind you'd get at Auto Zone. When I do them, I use a Snap-On Modis.... feel free to look up the price on those if you're thinking of buying one. I typically charge customers $50 for programming their key fob... dealerships will charge one hour labor minimum, so expect them to charge $100 - $150 for it.
The Chrysler 300 key FOB must initially be programmed at the Chrysler dealership. You can use the Chrysler dealership FOB code to change the initial code to your personal code.
The dealers scan tool is required.The dealers scan tool is required.
A scan tool is required to program a fob on a 2006 Chrysler Town and Country.
To change key fob battery in 2011 Chrysler 300, simply release the cover by using a screwdriver to take off the battery cover. Then, replace the old battery with a new CR2032 3V/225mAh Lithium coin cell battery. Slide the cover back on and screw the little screw in place.
The dealer scan tool is required.
The fob may be defective or it may have lost programming.
I use the dealer's scan tool.
The dealers scan tool is required.
The dealers scan tool is required.
Possible weak remote battery or failed remote.
Just call Parts, the battery costs $6.00 you can replace it yourself.
nothing works and I replaced the battery. to the fob