One problem related to dash wiring has been reported for the 2006 Ford F-150. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2006 Ford F-150 based on all problems reported for the 2006 F-150.
Gas pedal to brake is a 3" lift from gas pedal than apply brakes on new F-150 w/5 speed transmission,this increases time to stop over one second. Also the accessory 12v port for phones or ipods etc doesn't shut-off when key is removed,possibly causing a vehicle fire if left unattended for any long length of time.