One problem related to transmission noise has been reported for the 2006 Ford Explorer. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2006 Ford Explorer based on all problems reported for the 2006 Explorer.
2006 Ford Explorer with 69,000 miles. Transmission failure. Makes a loud noise as engine is working but transmission isn't working properly. Have been told to either sell it or try to put in a new transmission. Also, control box on dash panel went out at 30,000 miles. $700 to repair. Transmission could be upwards of $4,000 to repair.