Mopar 5139207AA Cylinder-Ignition Lock

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Take off the cable from the negative terminal of the battery. Takeaway the knee bolster and the steering column covers, if any. Rotate the ignition lock cylinder to the ON position, press the ignition lock cylinder retaining tab, and take out the ignition lock cylinder. Lay in the upper and lower steering column covers. Switch on the ignition by turning the key and fit the ignition lock cylinder as well. Screw the cable on the negative terminal of the battery. Cautiously unscrew the one Torx sized head mounting screw used for the ignition switch. Push down the ignition switch retaining tabs and thus release the switch from the steering column. Pull the connector from the ignition switch releasing the connector tab; do not bend the connector. Prior to connecting the vessel to the ignition switch make sure that the ignition key is in ON position and the actuator shaft of the ignition lock cylinder housing is to ON. Another is when placing the ignition switch unto the actuator shaft the switch will go over the two retaining tabs. Be certain that the square receptacle in the ignition switch is in the ON position, line the receptacle and its actuator shaft before pushing the switch over the ignition lock cylinder housing until the tabs are locked. Fit in the upper and the lower steering column covers and then ground terminal of the battery to the cable connected to them.

The problem may not be in the ignition switch or key lock cylinder.It could be due to an out-of-adjustment transmission shift cable or Brake Transmission Shift Interlock (BTSI) cable.

Align the square receptacle in the ignition switch with the actuator shaft and push the switch onto the key lock cylinder housing until the retaining tabs snap into place.

You need to remove the instrument cluster bezel, center bezel, lower knee bolster, and steering column covers.

1.Disconnect the negative battery terminal. 2.Disable the airbag system. 3.Remove the knee bolster and reinforcement panel. 4.Remove the lower mounting nut and front mounting bolts. 5.Disconnect the electrical connectors from the ignition switch and Sentry Key Remote Entry Module (SKREEM). 6.Disconnect the BTSI cable. 7.Remove the ignition switch mounting screw. 8.Depress the release tabs and remove the ignition switch. 9.The installation process is the reverse of removal.