Three problems related to differential unit have been reported for the 2001 Ford F-150. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2001 Ford F-150 based on all problems reported for the 2001 F-150.
: the contact stated that an independent mechanic determined while servicing the vehicle that there was a premature failure in the pinion bearings and the carrier bearings from the rear end of the vehicle. Updated 7/13/2006 - the differential unit started making noise. The vehicle was taken to an independent repair facility and told that the carrier bearing and pinion bearing and the races for both were pitted and had black streaks on them.
The consumer stated that the rear differential on his 2001 Ford f150 rusted. The consumer was having the vehicle fixed. The vehicle was regularly maintained. The dealership/manufacturer were not notified. The consumer said that the rusting starting about a year ago. The consumer stated the rear differential cover has rusted through and was leaking fluid. The rust was not isolated to just one spot.
Ring and pinion gear was making noise when driving. Vehicle has been in dealer's shop and had replaced ring and pinion gear on several occasions. However, problem was still reoccurring. Manufacturer was notified, and informed consumer that they did not not have a correction at this time. Feel free to provide any further information concerning this matter.