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RecallGazette

Vehicle problems, recalls & safety intelligence

Ford F-250 SD 2005–2020technical service bulletin

Bulletin SSM 48494 · NHTSA communication 10170992 · issued Jan 29, 2020

Technical service bulletin
communication type
Suspension
component
2005–2020
model years
60
vehicle entries

Official summary

Some 2005-2020 F-Super Duty 4x4 vehicles operated in extreme dust, mud or tar sand conditions may exhibit accelerated 4x4 vacuum hub seal and or wheel bearing wear as a result of harsh operating conditions. A knuckle seal shield kit is now available for customer purchase. The kit is designed for severe duty and is non warrantable. The knuckle seal shield kit GC3Z-54024A38-A includes an installation instruction sheet

What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.