One problem related to brake pedal and linkage has been reported for the 2008 Ford F-250. The most recently reported issues are listed below.
2008 f250: had this truck since 9-28-08. Several occasions when applying brake my foot also touches accelerator pedal causing engine to race. Engine is very quite and do not immediately realize that condition. This is bad enough with my manual transmission. It would far worse with an automatic transmission.