Altec Aerial Device 2016–2026 — technical service bulletin
Bulletin CSR-3339 · NHTSA communication 11037280 · issued Sep 11, 2026
Technical service bulletin
communication type
Structure
component
2016–2026
model years
11
vehicle entries
Official summary
Altec Industries, Inc. has received notification from Ford Motor Company that certain 2017-2025 F-450 – F-600 Chassis Cab upfitted with an Aerial Bucket Second Unit Body (SUB) could have a condition related to the operation or customer satisfaction of the unit when equipped with an Altec aerial device. If the vehicle is upfitted with an Aerial Bucket Second Unit Body (SUB), the SUB may cause stress on the frame rail during use, which might lead to cracks in the frame rail.
Vehicles covered
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.