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Service bulletins for the 2020 Ford F-550

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

312 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Latches and locks are shown. Show all

Bulletins, newest first
21M05 S32022-12-02. Service bulletin. LATCHES/LOCKS/LINKAGES:FUELING/CHARGING DOOR/HATCH/PORT:LATCH/LOCK RELEASE SYSTEM; UNKNOWN OR OTHER; ELECTRICAL SYSTEM:WIRING; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Certain 2017-2022 Model Year Super Duty Vehicles Equipped with a Power Release Tailgate - Unintended Tailgate Opening REASON FOR THIS SUPPLEMENT Technical Information: Updated with revised instructions to account for wiring harness changes that were implemented into production and changes to the tailgate latch control assembly removal and installation procedures. As a result, the Labor Allowances and Parts Requirements / Ordering Information have also been updated accordingly. Parts Requirements/Ordering Information: All parts are on open order. Special Service Support Center (SSSC) contact is no longer required to order tailgate actuator ground wiring kit.
TSB 22-23942022-11-01. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LOCK. Some 2019-2020 F-150 and F-Super Duty vehicles may exhibit one or more power door locks inoperative. This concern may be due to a power door lock actuator. To correct the condition, follow the Service Procedure to replace the affected actuator.
21M05-S12022-07-28. Service bulletin. STRUCTURE:BODY:TAILGATE; LATCHES/LOCKS/LINKAGES; EQUIPMENT. Certain 2017-2022 Model Year Super Duty Vehicles Equipped with a Power Release Tailgate - Unintended Tailgate Opening. In the affected vehicles, some customers report experiencing an unintended tailgate opening and may have previously serviced their vehicle for this concern. Ford had developed an enhanced remedy for customers who may want this enhanced repair performed n their vehicle.
21M052022-06-15. Service bulletin. LATCHES/LOCKS/LINKAGES; LATCHES/LOCKS/LINKAGES:TAILGATE:LATCH. In the affected vehicles, some customers report experiencing an unintended tailgate opening and may have previously serviced their vehicle for this concern. Ford has developed an enhanced remedy for customers who may want this enhanced repair performed on their vehicle.
21M052022-05-20. Service bulletin. UNKNOWN OR OTHER; LATCHES/LOCKS/LINKAGES:TAILGATE:LOCK. Certain 2017-2022 Model Year Super Duty Vehicles Equipped with a Power Release Tailgate - Unintended Tailgate Opening - In the affected vehicles, some customers report experiencing an unintended tailgate opening and may have previously serviced their vehicle for this concern. Ford has developed an enhanced remedy for customers who may want this enhanced repair performed on their vehicle.
TSB 21-22072021-08-02. Service bulletin. LATCHES/LOCKS/LINKAGES:ELECTRONIC LOCK/LATCH ACTUATOR. Some 2019-2020 F-150 and F-Super Duty vehicles may exhibit one or more power door locks inoperative. This concern may be due to a power door lock actuator. To correct the condition, follow the Service Procedure steps to replace the affected actuator.
TSB 20-23592020-11-05. Service bulletin. LATCHES/LOCKS/LINKAGES; EQUIPMENT. Some 2020 F-150/F-Super Duty vehicles built on 18-May-2020 and through 30-Jun-2020 may exhibit a concern where the right rear door lock is inoperative but the manual lock rod works. This may be due to stack up tolerances of the handle, cable and latch. To correct the condition, follow the Service Procedure to remove the cable barrel sleeve.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.