Welcome to the forum, be sure and read the NOB guide, lots of very good information for a new owner....
http://www.lostjeeps.com/forum/phpBB3/viewtopic.php?f=5&t=54207If you want to get rid of your FCV, EGR, Cooler, and DTC light, there are other ways available on this forum. You can order the Weeks elbow kit
http://www.lostjeeps.com/forum/phpBB3/viewtopic.php?f=5&t=78238 to get rid of the FCV
and then reflash your own OBC using a simple connection cord available on eBay for less than $25 bucks, and laptop computer.
Read the following thread where the free modified OBC programs are available for download for your model. Note: If you reflash to one of the Hot tunes, you will have to unplug the Power Puck, not advisable to run both...
http://www.lostjeeps.com/forum/phpBB3/viewtopic.php?f=98&t=78418If you can, loose the CAT as well and replace with straight piece of pipe and replace muffler with a free-flowing one like a flowmaster..

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Supporting Vendor and Moderator of LOST05 Jeep Liberty CRD Limited 
Ironman Springs/Bilstein/Shocks
Yeti StgIV Hot Tune
Week's BatteryTray
No FCV/EGR
Samcos/ProVent
SunCoast/Transgo
Carter Intank-pmp
2mic.Sec.Fuel Filter
Flowmaster/NO CAT
V6Airbox/noVH
GM11 Bld.fan/HDClutch
IronrockArms/wwdieselMount98 Dodge Cummins 24 Valve