I just got my LCD replaced 2 weeks ago...I'm glad the old one went out when it did. Maybe I should see if I can get a refund on the 5 year warranty since they won't be able to fulfill it.
You might be ok. They have a bunch of info on circuitcity.com
Are Circuit City's extended warranties affected by the liquidation?
* No. Circuit City Advantage Protection Plans® (extended warranties) have been backed by third-party independent companies for more than 15 years and as a result, are not impacted by Circuit City's closing.
* Currently, all Circuit City Advantage Protection Plans are fully backed by the Assurant Solutions companies. Assurant Solutions operates as Federal Warranty Service Corporation, Sureway, Inc., and United Service Protection, Inc. Assurant Solutions is part of Assurant, Inc. (NYSE: AIZ), and its extended service contacts are backed by an Assurant insurance subsidiary rated A "Excellent" by A.M. Best Co.