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Service bulletins for the 2020 Ford Mustang

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.

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

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Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
TSB 21-21502021-06-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Some 2019-2020 Edge/F-150/Fusion/Continental/MKZ/Nautilus, 2019-2021 Mustang/Ranger/Transit Connect, 2020-2021 EcoSport/Escape/Expedition/Explorer/F-Super Duty/Aviator/Corsair/Navigator and 2021 Bronco Sport vehicles with SYNC 3 may experience various SYNC performance related concerns. To correct the condition, follow the Service Procedure.
SSM 498202021-06-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Some 2017-2021 Ford and Lincoln vehicle owners may experience a condition of missing Authorization, Command and Control, Battery Charging Details or Phone-as-a-Key setup buttons/selections in their FordPass or LincolnWay App. This condition is due to an error within the FordPass or LincolnWay App and not due to a concern on the vehicle. Verify that the customers FordPass or LincolnWay App is at the latest version. Replacement or reprogramming of the telematics control unit (TCU)/gateway module (GWM)/remote function actuator (RFA) will not resolve this condition. If the condition persists, Utilize the FordPass Guides or Lincoln Way Concierge teams.
SSM 498032021-06-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. Some 2018-2020 Ford and Lincoln vehicles may exhibit inoperative remote features via the Ford Pass/Lincoln Way mobile app, incomplete user authorization, no modem electronic serial number (ESN) displayed or DTCs U2100 and/or B156D in the telematics control unit (TCU). These symptoms may persist even after performing a TCU software update and/or replacement. To correct this condition, start a new session with the latest version of the appropriate diagnostic scan tool and perform a PMI on the TCU. If issues persist, open a hotline assistance request and include the IDS version (if applicable) used to perform the PMI and the Authorization Status PID value in the TCU datalogger. For claiming use causal part 14G229 and applicable labor times in Section 10 of the Service Labor Time Standards (SLTS) Manual.
TSB 21-20622021-04-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Some 2019-2020 Mustang vehicles equipped with a 5.0L engine and a MT82 manual transmission may exhibit a concern of inoperative reverse camera and inoperative reverse lights. The vehicle will also exhibit messages in the IPC warning various driver assist systems not available and/or DTCs P086A, P086B, P086C, P086D, P086E, P08AE, P08AF, P08B0, P08B2, P095A, P095B, P095C, and/or P095D stored in the powertrain control module (PCM) with or without an illuminated powertrain malfunction (wrench) indicator. DTC U0401 may also be present in the anti-lock braking system (ABS) module, side obstacle detection control module LH (SODL), side obstacle detection control module RH (SODR), image processing module A (IPMA) and/or parking aid module (PAM). This may be due to a concern with the gear shift sensor, gear shift sensor circuits and/or calibration in the PCM. To correct this condition, follow the service procedure to reprogram the PCM.
SSM 495882021-03-03. Service bulletin. EQUIPMENT. Some 2020 Mustang vehicles may exhibit a Passive Anti-Theft System (PATS) parameter reset or key programming error stating General Error. This may be due to a concern with previous Integrated Diagnostic System (IDS) software. Use the latest software level of the appropriate Ford diagnostic scan tool to complete the parameter reset.
SSM 495442021-03-03. Service bulletin. EQUIPMENT. Some 2020 Mustang GT500 vehicles may exhibit a battery drain concern when the customer applies the electric parking brake after turning the ignition off. This may be caused by the operation of the antilock brake (ABS) module software. To correct this condition, reprogram the ABS module using the latest version of the appropriate Ford diagnostic scan tool. For claiming, use causal part 2C219 and any applicable labor operations in Section 2 of the Service Labor Time Standards (SLTS) Manual.
SSM 495412021-03-03. Service bulletin. EQUIPMENT. Some 2018-2020 Ford and Lincoln vehicles equipped with TCU and WiFi Hotspot, May display Vehicle Hotspot feature not enabled on this vehicle when attempting to enter the Hotspot menu. When using the FordPass/Lincoln Way application, the customer may receive a message saying Wi-Fi has been disabled from this vehicle. Check the vehicle specifications or vehicle build information for the mfal code on the PTS website (Detailed Vehicle Specifications). If mfal = WAFAC or WAFAB do not replace the TCU, engineering is currently investigating this condition. Inform customers Ford is developing a software fix that is expected in early March. In the interim, let the customer know they can continue to drive the vehicle and schedule a follow-up appointment with the customer for early March. Monitor OASIS for updates.
SSM 494262021-02-04. Service bulletin. EQUIPMENT. Some 2020 Ford and Lincoln vehicles may exhibit the vehicle locator feature display the vehicle location incorrectly when using the Ford Pass/Lincoln Way mobile app. Customers may report that the vehicle location that is displayed is the Ford manufacturing facility were the vehicle was assembled, yet all other features work as intended. This may be due to the vehicle location not updating since assembly. If all other Ford Pass/Lincoln Way features work correctly except for the vehicle location, open the customer connectivity settings on the SYNC display and verify that the location setting is enabled. If the setting is currently enabled, disable and then re-enable the feature. If the vehicle location is still displayed incorrectly in the app, follow Workshop Manual section 415-00 for further diagnosis.
SSM 493252020-12-04. Service bulletin. EQUIPMENT; STRUCTURE:BODY:HOOD; LATCHES/LOCKS/LINKAGES:HOOD:LATCH. Some 2020 Mustang GT500 vehicles may exhibit a difficulty opening or closing the hood. This may be due to the hood pin assemblies sticking in place. To correct this condition, open the hood, depress both buttons on both pins so that they remain in the depressed position. Use a shop rag to apply a light coating of Motorcraft XL-10 or equivalent to both of the hood pin assemblies on the inside of the depressed area of the pins where the release button is located. Open and close the hood several times to help the XL-10 to penetrate them. Wipe away any excess XL-10 from all surfaces around the pins. For claiming, use causal part 16A770.
SSM 493182020-12-04. Service bulletin. EQUIPMENT. For 2011-2020 F-150/Mustang vehicles equipped with a 5.0L engine when installing a replacement secondary timing chain tensioner (6K254) or secondary timing chain guide (6K297), it is necessary to replace both components as a pair, using the latest level parts. Make sure to use secondary timing chain tensioner part number ML3Z-6K254-A and secondary timing chain guide part number ML3Z-6K297-A.
SSM 493032020-12-04. Service bulletin. EQUIPMENT; SEATS. Some 2015-2020 Mustang vehicles may exhibit a concern of the rear seat cover appearing loose or having the foam underneath the seat cover exposed. This condition is most apparent at the front outer corners of the lower seat cushion. This may be due to the seat cover coming loose. This can be corrected by tucking the corners of the seat cushion underneath the seat cover. Any loose seat cover material can also be tucked under the cover. Replacement of the seat cushion cover is not necessary to correct this condition.
SSM 492842020-11-04. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:SOFTWARE. Some 2018-2020 Ford and Lincoln vehicles equipped with TCU and WiFi Hotspot, May display Vehicle Hotspot feature not enabled on this vehicle when attempting to enter the Hotspot menu. When using the FordPass/Lincoln Way application, the customer may receive a message saying Wi-Fi has been disabled from this vehicle. Check the vehicle specifications or vehicle build information for the mfal code. If mfal = WAFAC or WAFAB do not replace the TCU, engineering is currently investigating this condition. Inform customers Ford is developing a software fix that is expected in early January. In the interim, let the customer know they can continue to drive the vehicle and schedule a follow-up appointment with the customer for early January. Once the update becomes available, contact the customer and confirm the service appointment is going forward. Monitor OASIS for updates.
SSM 492832020-11-04. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:SOFTWARE. Some 2017-2020 Ford and Lincoln vehicles equipped with a telematics control unit (TCU) may exhibit incomplete user authorization, inoperative remote features and/or a message stating the system cannot access the Lincoln/FordPass Connect feature in the application due to being a fleet vehicle. Replacing the TCU will not resolve this condition. Engineering is currently investigating this condition. Inform customers Ford is developing a software fix that is expected in early January. In the interim, let the customer know they can continue to drive the vehicle and schedule a follow-up appointment with the customer for early January. Once the update becomes available, contact the customer and confirm the service appointment is going forward. Monitor OASIS for updates.
SSM 492172020-10-06. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:ADAS:BLINDSPOT:SOFTWARE. Some 2015-2020 F-150/Mustang, 2016-2020 Edge, 2016-2018 MKX and 2019-2020 Nautilus vehicles built on or before 18-Jan-2020 may exhibit a mirror click and/or ratcheting noise when using memory functions or easy entry/exit function. This may be due to the software in the driver door module (DDM) and passenger door module (PDM). To correct the condition, reprogram the DDM and PDM with the latest software level of the appropriate Ford diagnostic scan tool. For claiming use causal part 14B291 and applicable labor times in Section 10 of the Service Labor Time Standards (SLTS) Manual.
SSM 491532020-10-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Some 2019-2020 Mustang vehicles equipped with a 5.0L engine and a manual transmission may exhibit a malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P086A, P086B, P086C, P086D P086E, P08AE, P08AF, P08B0, P08B2, P095A, P095B, P095C and/or P095D present. Workshop Manual (WSM) diagnostics have recently been updated to assist in better diagnosis of these DTCs. Refer to WSM,
SSM 490852020-09-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; ENGINE. Some 2020 Ford and Lincoln vehicles equipped with a TCU may exhibit incomplete user authorization, no authorization pop-up on the SYNC infotainment system, vehicle connectivity concerns, vehicle location disabled message and/or various FordPass/LincolnWay App command/control concerns. To correct these conditions, ensure that customer connectivity settings (CCS) are turned on in the SYNC system. If the concerns persist after CCS is turned on, turn CCS OFF, perform an ignition cycle, and turn CCS settings back on. After any CCS changes, force-close and relaunch the FordPass/ LincolnWay app on the customers phone. Once CCS is turned on, program the TCU to the latest IDS/FDRS version level. If the concern is still present, follow normal diagnostics in Workshop Manual (WSM), Section 415-00. Refer to PTS OASIS home page for TCU version identification. For claiming, use causal part 14G229.
SSM 490662020-09-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Some 2020 Ford and Lincoln vehicles equipped with SYNC 3 may not be able to properly disable remote start through the SYNC interface. This may be due to the current level SYNC software installed. To correct this condition, program the SYNC module. Refer to Workshop Manual (WSM), Section 415-00. If no update is available or the condition persists after programming, refer to WSM, Section 303-06 for further diagnosis. The remote start can be disabled in one of three methods: (1) leaving the hood open, (2) de-activation through the SYNC System Customer Preferences (refer to SYNC settings in the Owner's Manual), or (3) disconnecting the 12 Volt Battery. Refer to WSM, Section 100-00 for further information on remote start disabling.
SSM 491322020-09-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. Some 2020 Mustang GT500 vehicles may exhibit various concerns with the exhaust tailpipe actuators. Workshop Manual (WSM) diagnostics have recently been updated to assist in better diagnosis of these concerns. Refer to WSM, Section 303-14D.
TSB 20-22592020-09-02. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Some 2019 MKZ, 2019-2020 Mustang/Continental/Fusion/F-150/Transit Connect/ Ranger/Edge/Nautilus and 2020 Escape/Corsair/Aviator/Explorer/Expedition/ Navigator/F-Super Duty vehicles with SYNC 3 may experience various SYNC performance related concerns. To correct the condition, follow the Service Procedure
SSM 490332020-08-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; BACK OVER PREVENTION. Some 2020 F150/Nautilus/Expedition/Transit/Edge/Escape/Mustang vehicles built on or before 21-Jun-2020 may exhibit various front and/or rear parking aid camera concerns such as poor image quality, flickering and/or completely inoperative. If a vehicle exhibits this condition, replace the affected camera(s). Refer to Workshop Manual (WSM), Section 41313. For claiming, use causal part 19G490 and any applicable labor operations in Section 11 of the Service Labor Time Standards (SLTS) Manual.
SSM 489082020-07-07. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Some 2016-2020 Ford and Lincoln vehicles equipped with a SYNC 3 Touchscreen may experience the volume control unresponsive from the Front Control Interface Module (FCIM) and steering volume controls when using Apple Car Play. When the Apple device is removed, volume control is restored. This is due to a concern with the Waze Navigation App software and Apple iOS version. To correct the condition, update the Waze App software and iOS to the latest version available and reboot the customer's Apple device. Perform an ignition cycle and reconnect the Apple device via USB. Open Apple Car Play and confirm volume control is restored. Installing/Updating third party software/applications is not warrantable.
SSM 488642020-07-07. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Some 2020 Ford and Lincoln vehicles equipped with SYNC 3 may exhibit the infotainment system stating in Michigan when trying to select a point of interest using the push to talk feature on the navigation system. Engineering is currently working on a solution for this condition, which is expected to be available in July. Please monitor OASIS for additional information and schedule service appointments for customers once the repair becomes available.
SSM 484442020-02-04. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM. Some 2020 Ford and Lincoln vehicles may exhibit a symptom of no ability to schedule a remote start event using the FordPass or Lincolnway app. If only the scheduling portion of the remote start system is not functioning, no repair attempts should be made to correct this condition. If the remote start system is not functioning using the key fob and/or the on-demand remote start function from FordPass or Lincolnway application, refer to Workshop Manual (WSM), Section 303-06 for further diagnosis. Do not attempt repairs at this time. Engineering is currently investigating, monitor OASIS for updates.

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