Open your M3N-A2C31243300 smart key remote and remove the circuit board, insert key and battery. Tranfer them to the new case and close it up. Use to fix 164-R7989 5923896. K4223891-GEN included free.
The replacements shell has worked as expected so far without any issues. All buttons work good and the assembly was easy. It looks just like the original shell except for missing the OEM emblem on the back. I would definitely purchase again when I need another replacement fob shell.
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