Remove the 12 volt power supply socket
by placing one side of the "T" portion of the tool into the tab
window and then the other should be angled into the opposite tab window,
then pull the 12 volt power supply socket straight out.
Remove the tool from the 12 volt power supply socket.
Disconnect the electrical connector from
the instrument panel 12 volt power supply.
Remove the 12 volt power supply retainer
using your index finger and pulling out.