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Service bulletins for the 2021 Ford Bronco

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.

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

About P0072 on the 2021 Ford Bronco: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: P0072 are shown. Show all

Bulletins, newest first
TSB 26-22912026-06-22. Service bulletin. UNKNOWN OR OTHER; POWER TRAIN. This bulletin supersedes 26-2006. Reason for update: update the Parts list to correct the ambient air temperature service part number. Some vehicles listed in the model statement above may require the replacement of the ambient air temperature sensor for various concerns. DTCs P0071, P0072, and/or P0073 may be present in the powertrain control module (PCM).
SSM 547812026-04-28. Service bulletin. POWER TRAIN. Some 2021-2025 Bronco vehicles built on or before 09-Sep-2025 may require replacement of the ambient air temperature sensor for various concerns. Diagnostic trouble codes (DTC) P0071, P0072, and/or P0073 may be present in the powertrain control module (PCM). A concern has been identified in TSB 26-2006 that previously instructed replacement of the incorrect ambient air temperature sensor for the vehicle application. Monitor Professional Technician System (PTS) for updates.
TSB 26-20062026-04-22. Service bulletin. POWER TRAIN; UNKNOWN OR OTHER. Some vehicles listed in the model statement above may require the replacement of the ambient air temperature sensor for various concerns. DTCs P0071, P0072, and/or P0073 may be present in the powertrain control module (PCM).
SSM 516772023-06-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE. Some 2021-2023 Bronco vehicles may exhibit an inaccurate AAT reading with DTC P0072 stored in the powertrain control module (PCM). The Workshop Manual (WSM), Section 413-01 > pinpoint test (PPT) BC has been updated to address this concern. The AAT WSM updates include: improved diagnosis and testing, AAT sensor reset, and the AAT sensor interaction with climate control system and gateway module A (GWM).

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