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Service bulletins for the 2020 Ford Transit

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.

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

By type

By component

By trouble code

Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
TSB 23-20152023-01-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING. 2021-2022 F-150 vehicles with 2.7L, 3.3L, 3.5L EcoBoost or 5.0L engines, 2020-2022 Transit vehicles with 3.5L Duratec/3.5L EcoBoost engines, 2023 Bronco with the 2.3L engine having charging system diagnostics performed in the Workshop Manual (WSM) may experience the generator voltage desired (GENVDSD) parameter identification (PID) missing from the powertrain control module (PCM) PID list in the Ford Diagnosis And Repair System (FDRS) scan tool. This may be due to a software parameter in the PCM. To correct the condition, follow the Service Procedure to reprogram the PCM.
TSB 22-24442022-12-02. Service bulletin. UNKNOWN OR OTHER; POWER TRAIN:DRIVELINE:DRIVESHAFT; POWER TRAIN. This article supersedes TSB 22-2271 to update the vehicle model years affected. Some 2015-2023 Transit vehicles equipped with rear wheel drive (RWD), single rear wheel (only), and U-joints at the transmission flange and rear driveshaft may experience a boom/hum/moan noise from the rear while driving. This noise is most noticeable at highway speeds: 112-121 km/h (70-75 mph) for 4.10 axle ratio 121-128 km/h (75-80 mph) for 3.73 axle ratio 136-145 km/h (85-90 mph) for 3.31 axle ratio The noise may also be present to a lesser degree at roughly half of the noted speeds. This may be due to a 2nd order driveline frequency transmitted through the rear driveshaft, rear axle and into the body through the leaf springs. To correct the condition, follow the Service Procedure to install a driveshaft torsional damper. NOTE: The torsional damper will not resolve a vibration.
TSB 22-22712022-07-11. Service bulletin. POWER TRAIN. This article supersedes TSB 22-2175 to update the Issue, Action, and Service Procedure. Some 2015-2022 Transit vehicles equipped with rear wheel drive (RWD), single rear wheel (only), and U-joints at the transmission flange and rear driveshaft may experience a boom/hum/moan noise from the rear while driving. This noise is most noticeable at highway speeds: 112-121 km/h (70-75 mph) for 4.10 axle ratio 121-128 km/h (75-80 mph) for 3.73 axle ratio 136-145 km/h (85-90 mph) for 3.31 axle ratio The noise may also be present to a lesser degree at roughly half of the noted speeds. This may be due to a 2nd order driveline frequency transmitted through the rear driveshaft, rear axle and into the body through the leaf springs. To correct the condition, follow the Service Procedure to install a driveshaft torsional damper. NOTE: The torsional damper will not resolve a vibration.
TSB 22-21752022-05-12. Service bulletin. POWER TRAIN. Some 20152022 Transit vehicles equipped with rear wheel drive (RWD), single rear wheel only, and a U-joint at the transmission flange and rear driveshaft may experience a boom/hum/moan noise or vibration from the rear while driving. This noise or vibration is most prevalent at highway speeds: * 112-121 km/h (7075 mph) for 4.10 axle ratio * 121-128 km/h (75-80 mph) for 3.73 axle ratio * 136-145 km/h (85-90 mph) for 3.31 axle ratio The noise or vibration may also be present to a lesser degree at roughly half of those speeds. This may be due to a 2nd order driveline frequency transmitted through the rear driveshaft, rear axle and into the body through the leaf springs. To correct the condition, follow the Service Procedure to install a driveshaft torsional damper.
SSM 506612022-04-13. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Some 2018-2022 F-150, Expedition, Navigator, Transit, Aviator and Explorer vehicles may exhibit an illuminated MIL with Diagnostic Trouble Codes (DTCs) P025A, P025B, P00C6, P008A and/or U0109 stored in the powertrain control module (PCM). This may be due to an intermittent or partial disconnect of the harness to the fuel pump control module (FPCM) connector, connector pin push-outs or loose/corroded grounds. Inspect FPCM connector, applicable grounds (F-150- G401, Expedition/Navigator- G403, Transit- G401, 2018-2019 Explorer G302, 2020-2022 Explorer/Aviator- G407) and confirm FPCM connector (F-150- C4336, Expedition/Navigator- C433, Transit- C433, 2018-2019 Explorer C3239, 2020-2022 Explorer/Aviator- C4033) is fully seated prior to performing PC/ED diagnostics or replacing any components.
TSB 22-20432022-02-23. Service bulletin. POWER TRAIN. Some 2015-2021 Transit vehicles equipped with rear wheel drive (RWD), single rear wheel only, and a U-joint at the transmission flange and rear driveshaft may experience a boom/hum/moan noise or vibration from the rear while driving. This noise or vibration is most prevalent at highway speeds: 112-121 km/h (70-75 mph) for 4.10 axle ratio, 121-128 km/h (75-80 mph) for 3.73 axle ratio, 136-145 km/h (85-90 mph) for 3.31 axle ratio. The noise or vibration may also be present to a lesser degree at roughly half of those speeds. This may be due to a 2nd order driveline frequency transmitted through the rear driveshaft, rear axle and into the body through the leaf springs. To correct the condition, follow the Service Procedure to install a driveshaft torsional damper.
TSB 21-23772021-11-02. Service bulletin. POWER TRAIN. Some 2020-2021 Transit vehicles may exhibit a harsh engagement/harsh shift/delayed shift. It is also possible to experience an illuminated malfunction indicator lamp (MIL) or diagnostic trouble codes (DTC) P0729, P0731, P0732, P0733, P0734, P0735, P0736, P076F, P07D9, P07F6, P07F7, P2700, P2701, P2702, P2703, P2704 and/or P2705 stored in the powertrain control module (PCM). This may be due to sticking valves in the main control valve body. To correct the condition, follow the Service Procedure steps to perform the PCM - Transmission Accelerated Main Control Break In routine for the appropriate clutch(s) and/or overhaul main control valve body.
21B582021-09-30. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER; ENGINE. Certain 2020-2021 Model Year Transit Vehicles Equipped with 3.5L PFDI Engines Inactive Smart Acceleration Truncation Feature In all of the affected vehicles, the Smart Acceleration Truncation (SAT) feature is non-functional. The SAT feature is intended to provide common performance for an empty vehicle as would be expected for a fully loaded vehicle. The feature restricts the acceleration capability for empty vehicles where drivers utilize significant accelerator pedal input. When the SAT feature is non-functional, drivers who reach elevated torque/acceleration rates will not see the desired torque de-rate that the feature is expected to deliver.
TSB 21-23212021-09-30. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. Some 2020-2021 Transit vehicles may exhibit a harsh engagement into drive. The vehicle may or may not have an illuminated malfunction indicator lamp (MIL) and diagnostic trouble codes (DTC) P0772 and/or P2704 in the powertrain control module (PCM). This may be due to sticking valves in the main control valve body. To correct the condition, follow the Service Procedure steps to perform the transmission accelerated main control break-in routine and/or overhaul the main control valve body.
SSM 500492021-09-04. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS. Some 2017-2021 Ford and Lincoln vehicle customers may receive a message in their FordPass or Lincoln Way App stating Feature Unavailable. Since this is a fleet vehicle, it cannot access the SYNC Connect or FordPass Connect feature or Lincoln Connect or Embedded Modem Do not replace the TCU or perform any repair to resolve this condition. Refer the owner of the vehicle to Ford Pass Guides or Lincoln Way Concierge Teams to assist in removing the fleet telematics subscription.
TSB 21-22242021-08-02. Service bulletin. POWER TRAIN. Some 2020 Transit vehicles equipped with a 3.5L Duratec engine and all 2021 Transit vehicles built on or before 01-Jul-2021 may experience an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P0011, P0012, P0014, P0015, P0016, P0017, P0018, P0019, P0021 and P0022. This may be due to the software in the powertrain control module (PCM). To correct the condition, perform a variable camshaft timing (VCT) cycling and reprogram the PCM.
SSM 498212021-06-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; ENGINE AND ENGINE COOLING. Some 2015-2021 Ford and Lincoln vehicles may exhibit an illuminated MIL with diagnostic trouble codes (DTC) P0011, P0012, P0014, P0015, P0016, P0017, P0018, P0019, P0021, P0022, P0024 and/or P0025. This may be due to small debris causing the VCT solenoid to stick. Before attempting any component diagnosis or replacement of the VCT solenoid, refer to Powertrain Control and Emissions Diagnosis (PC/ED) pinpoint test HK11 to cycle the affected VCT solenoid 10 times to attempt to clear the debris. For claiming, use causal part 6M280 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual.
TSB 21-20442021-04-05. Service bulletin. POWER TRAIN. Some 2020-2021 Transit vehicles equipped with a gas engine may exhibit a harsh engagement into drive with or without an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P0772 and/or P2704 in the powertrain control module (PCM). This may be due to sticking valves in the main control valve body. Most vehicles will improve and no longer exhibit the condition after the first 8,000 km (5,000 mi) of driving. To correct the condition, follow the Service Procedure steps to perform the transmission accelerated main control break-in routine and/or overhaul the main control valve body.
TSB 21-20642021-04-03. Service bulletin. POWER TRAIN. Some 2015-2021 Transit vehicles equipped with rear wheel drive (RWD), single rear wheel (SRW), and a U-joint at the transmission flange and rear driveshaft may experience a boom/hum/moan noise or vibration from the rear while driving. This noise or vibration is most prevalent at highway speeds (112-121 km/h 7075 mph for 4.10 axle ratio, 121-128 km/h 75-80 mph for 3.73 axle ratio, and 136-145 km/h 85-90 mph for 3.31 axle ratio) and may also be present to a lesser degree at roughly half of those speeds. This may be due to a 2nd order driveline frequency transmitted through the rear drive shaft, rear axle and into the body through the leaf springs. To correct the condition, follow the Service Procedure to install a driveshaft torsional damper.
SSM 496182021-03-03. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Some 2018-2021 F-150, Expedition, Navigator, Transit, Aviator and Explorer vehicles may exhibit an illuminated MIL with DTC P025A And/Or DTC U0109 stored in the powertrain control module (PCM). This may be due to an intermittent or partial disconnect of the harness to the fuel pump control module (FPCM) connector, connector pin push-outs or loose/corroded grounds. Inspect FPCM connector, applicable grounds(F-150- G401, Expedition/Navigator- G403, Transit- G401, 2018-2019 Explorer G302, 2020-2021 Explorer/Aviator- G407) and confirm FPCM connector (F-150- C4336, Expedition/Navigator- C433, Transit- C433, 2018-2019 Explorer C3239, 2020-2021 Explorer/Aviator- C4033) is fully seated prior to performing PC/ED diagnostics or replacing any components.
SSM 495102021-02-04. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Some 2020-2021 Transit vehicles may exhibit an illuminated malfunction indicator lamp (MIL) with all of the following diagnostic trouble codes (DTCs) stored in the powertrain control module (PCM): P2804, P2803, P0713, P0710, P0709, and P0708. This article only applies if all of these DTCs are present. Prior to any diagnosis, inspect connectors C1551, C1280, C1281, and C1520 for partial connections, damage, or pushed out pins and repair as necessary. If a fault is not identified during the inspections of the connectors, continue diagnosis using the appropriate WSM Sections.
TSB 20-22142020-11-05. Service bulletin. EQUIPMENT; POWER TRAIN. Some 2015-2020 Transit vehicles equipped with rear wheel drive (RWD), single rear wheel (SRW) and a U-joint at the transmission flange and rear driveshaft may experience a boom/hum/moan noise or vibration from the rear while driving. This noise or vibration is most prevalent at highway speeds (112-121 km/h 70-75 mph for 4.10 axle ratio, 121-128 km/h75-80 mph for 3.73 axle ratio, and 136-145 km/h 85-90 mph for 3.31 axle ratio) and may also be present to a lesser degree at roughly half of those speeds. This may be due to a 2nd order driveline frequency transmitted through the rear drive shaft, rear axle and into the body through the leaf springs. To correct the condition, follow the Service Procedure to install a driveshaft torsional damper.
20B352020-11-04. Service bulletin. EQUIPMENT; ENGINE; POWER TRAIN. Some of the affected all-wheel driver (AWD) vehicles were assembled with mismatched front to rear final drive gear ratios. AWD vehicles with mismatched gear ratios may exhibit front end shudder upon acceleration and/or the Traction Control System (TCS) may activate. If the TCS activates, an icon on the cluster advising the driver that the TCS is active may illuminate, leading to engine torque reduction to slow the vehicle. The transfer case clutch will continue to wear until AWD function becomes unavailable. Some of the affected rear wheel drive (RWD) vehicles were assembled with incorrect rear final drive gear ratios. Drive characteristics are not noticeably changed.
SSM 492852020-11-04. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING. Some 2020 Transit vehicles equipped with a 3.5L Duratec and built on or before 22-Sep-2020 may exhibit an illuminated malfunction indicator lamp with any combination of the following diagnostic trouble codes (DTCs): P02EE, P02EF, P02F0, P02F1, P02F2, and/or P02F3. This may be due to the PCM strategy. Perform a keep alive memory (KAM) reset prior any diagnostics or repairs. The KAM reset clears the KAM to a default setting rather than zero. For claiming, use causal part 12A650 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual.
SSM 491292020-09-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT; EQUIPMENT. Some 2020 Transit vehicles built on or before 12-Feb-2020 may exhibit a transmission fluid leak at the transmission fluid cooler. When replacing the transmission fluid cooler, also replace the transmission fluid cooler bracket. Perform the adjustment procedure when reattaching the selector lever cable. Refer to Workshop Manual (WSM), Section 307-05. Clear the transmission adaptive tables and perform an Adaptive Learning Drive Cycle using the appropriate scan tool. Refer to WSM, Section 307-01. Advise the customer that this vehicle is equipped with an adaptive transmission shift strategy. When the adaptive strategy is reset, the computer will begin a relearning process. This process may result in firmer than normal upshifts and downshifts for several days and will improve over time.
TSB 20-22262020-08-06. Service bulletin. POWER TRAIN. Some 2020 Transit vehicles equipped with a 10R80 automatic transmission may exhibit a harsh engagement into drive with or without an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P0772 and/or P2704 in the powertrain control module (PCM). This may be due to sticking valves in the main control valve body. Most vehicles will improve and no longer exhibit the condition after the first 8,000 Km (5,000 Mi) of driving. To correct the condition, follow the Service Procedure steps to perform the transmission accelerated main control break-in routine and/or replace the main control valve body.
SSM 489132020-07-07. Service bulletin. POWER TRAIN. Some 2020 Transit vehicles equipped with a 10R80 automatic transmission and under 8,000 Km (5,000 mi) may exhibit a harsh engagement into DRIVE and/or REVERSE with or without an illuminated malfunction indicator lamp (MIL). This may be due to sticking main control valves. A new Ford Diagnosis and Repair System (FDRS) Transmission Accelerated Main Control Break-In routine has been developed to aid in freeing up sticking main control valves. This routine has been added to the Workshop Manual (WSM), Section 307-01.
TSB 20-21852020-07-06. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION:SHIFT PATTERN INDICATOR; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Some 2020 Transit vehicles equipped with a 10R80 automatic transmission may exhibit a harsh engagement into drive with or without an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P0772 and/or P2704 in the powertrain control module (PCM). This may be due to sticking valves in the main control valve body. Most vehicles will improve and no longer exhibit the condition after the first 160 km (100 mi) of driving. To correct the condition, follow the Service Procedure steps to replace the main control valve body and/or perform drive procedure.

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