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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.

By type

By component

By trouble code

Bulletins, newest first
SSM 485582020-03-03. Service bulletin. ELECTRICAL SYSTEM. SSM 48558 - 2017-2020 Various Vehicles Equipped With Telematics Control Unit (TCU) - Various FordPass/LincolnWay Mobile App Concerns Some 2017-2020 Ford and Lincoln vehicles equipped with a TCU may exhibit inoperative remote features via Ford Pass/Lincoln Way mobile app, incomplete user authorization and/or no modem electronic serial number (ESN) displayed. To correct this condition prior to programming, remove the TCU fuse for 5 minutes then reinstall. Delete all previous session files for the vehicle. Verify that the electronic serial number (ESN) is now displayed. Start a new IDS/FDRS session. Program the TCU to the latest IDS/FDRS version level. Make sure you are connected to the internet before retesting. 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 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual.
SSM 485522020-03-03. Service bulletin. ELECTRICAL SYSTEM. SSM 48552 - 2020 Various Vehicles - Equipped With SYNC 3 - System Stating "In Michigan" When Using Push To Talk Navigation Some 2020 Ford and Lincoln vehicles equipped with SYNC 3 may exhibit the infotainment system stating in Michiganwhen 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 May. Please monitor OASIS for additional information and schedule service appointments for customers once the repair becomes available.
SSM 485512020-03-03. Service bulletin. ELECTRICAL SYSTEM. SSM 48551 - 2020 Various Vehicles Equipped With SYNC 3 Various SYNC Performance Related Concerns Some 2020 Ford and Lincoln vehicles equipped with SYNC 3 may exhibit various performance related concerns such as: intermittent frozen or blank screen, voice prompts with excessive pause between words, remote start not able to be scheduled from Ford Pass or Lincoln Way, Sirius Travel link not working properly, CarPlay not launching on connection or a black screen when connected. To correct this condition, check for SYNC software update on FDRS or Oasis under SYNC the section. If an update is available, refer to WSM section 415-00 to update the APIM software. If the problem persists after programming or no update is available, refer to WSM, Section 415-00 for diagnosis. For claiming, use causal part 14G371 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual.
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.
SSM 484232020-01-08. Service bulletin. POWER TRAIN. Some 2015-2020 Ford and Lincoln vehicles may exhibit an illuminated MIL with diagnostic trouble codes (DTCs) 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.
SSM 484032020-01-08. Service bulletin. POWER TRAIN. Some 2020 F-150/Mustang/Ranger vehicles equipped with 10R80 transmissions may exhibit a high-pitched whine noise coming from the rear of the transmission at speeds between 30-50 km/h (18-30 MPH) during light acceleration and while coasting down. The noise will not be present when the vehicle in in NEUTRAL. This may be due to an output shaft bearing. This condition will not affect transmission durability or function. If no additional symptoms are present, do not attempt any repairs or transmission replacement at this time. Engineering is investigating, monitor OASIS for updates.
SSM 483882020-01-08. Service bulletin. ELECTRICAL SYSTEM; STEERING. Some 2020 Mustang vehicles built on or before 04-Sep-2019 may exhibit a U3000:62 DTC set in the PSCM. This may be accompanied by a slightly different steering feel, which will return to normal after one key cycle. To correct this condition, update the PSCM using the latest software level of the appropriate Ford diagnostic scan tool. For claiming use causal part 3504 and applicable labor times in Section 10 of the Service Labor Time Standards (SLTS) Manual.
SSM 483832020-01-08. Service bulletin. ELECTRICAL SYSTEM. Some 2020 Explorer, Aviator, Ecosport, Mustang, Escape or Corsair may have a symptom of no ability to schedule a remote start event using the Fordpass or Lincolnway app. This may be due to the current level SYNC software installed. To correct this condition, program the SYNC module utilizing section 415 of the workshop manual. If no update is available or the problem persists after programming, verify that the Fordpass or Lincolnway app is activated properly as per the owners guide. For claiming, use causal part 14G371 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual.
SSM 483392019-12-05. Service bulletin. ELECTRICAL SYSTEM. Some 2020 Ford and Lincoln vehicles equipped with a TCU may exhibit incomplete user authorization and/or no authorization pop-up received on the SYNC infotainment system. Verify that Customer Connectivity Settings (CCS) are turned ON from the SYNC infotainment system, the vehicle ignition is on, and the vehicle is in an area with cellular coverage. Then select Activate Vehicle on the Ford Pass/Lincoln Way mobile app. If the concern persists, delete the VIN from the mobile app, re-add the VIN, and select Activate Vehicle. 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.

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