2021 Ford F-53 Technical Service Bulletins

41 technical service bulletins (TSBs) are on record for the 2021 Ford F-53. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 11034010Jun 19, 2026Engine, Other or unknown. This article supersedes TSB 25-2572 to update the Parts List to correct the part number LC3Z-6006-L to LC3Z-6781-A, remove the flex plate bolts AL3Z-6379-BA from the parts list as these bolts are in kit LC3Z-6781-A, update the claim quantity of the part number W709771-S440 to 9 pieces (F-650/F750-Engine Replacement), W706447-S437 and W715068-S437 to 4 pieces, W712861-S439 to 8 pieces(F-Super Duty Pickup And Chassis…
• 11030797Mar 20, 2026Engine. Some 2021-2026 F-150 vehicles equipped with a 5.0L/5.2L engine, 2021-2025 F-Super Duty/F-53 Motorhome/F59 Commercial Stripped Chassis vehicles equipped with a 6.8L/7.3L engine and 2021-2025 E-Series/F-650/F-750 vehicles equipped with a 7.3L engine may exhibit a rattle/scraping noise upon startup that may remain after the engine is running. Workshop Manual (WSM),
• 11029052Feb 24, 2026Other or unknown, Electrical system, Body and structure. Ford and Lincoln vehicles equipped with wired keyless entry keypad systems and accessory wireless keyless entry keypad systems may or may not come with a wallet card containing the master code. Unlike the integrated wired keypad, the accessory wireless keypad master code cannot be retrieved from the vehicle using a diagnostic scan tool or from the label printed on the body control module (BCM).
• 11025854Nov 26, 2025Engine, Transmission and drivetrain. This article supersedes TSB 25-2322 to update the Service Procedure, Labor Operations and Parts List. Some of the vehicles listed in the Model statement above may exhibit an upper engine ticking or tapping noise at idle. Customers may also report experiencing rough engine performance, engine misfire, or a malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0301-P0308 in the powertrain control…
• 11025526Nov 10, 2025Other or unknown, Transmission and drivetrain, Engine. Some 2021-2025 Expedition/Navigator/F-150/F-Super Duty/F-53 Motorhome/F59 Commercial Stripped Chassis/F-650/F-750/Transit vehicles equipped with a 2.7L/3.5L (non hybrid)/6.8L/7.3L engine and 2021-2026 E-Series may exhibit a rattle/scraping noise from the bellhousing area on start-up. Workshop Manual (WSM), Section 303-00 Engine System - General Information > Diagnosis and Testing and 303-06 > Starting System has…
• 11024900Oct 29, 2025Transmission and drivetrain. Some 2021-2025 F-150 vehicles equipped with a 5.0L/5.2L engine, 2021-2025 F-Super Duty/F-53 Motorhome/F59 Commercial Stripped Chassis vehicles equipped with a 6.8L/7.3L engine and 2021-2026 E-Series/F-650/F-750 vehicles equipped with a 7.3L engine may exhibit a rattle/scraping noise upon startup that may remain after the engine is running. This may be due to the starter motor drive gear not retracting after…
• 11024021Oct 4, 2025Engine. Some 2021-2025 Expedition/Navigator/F-150/F-Super Duty/F-53 Motorhome/F59 Commercial Stripped Chassis/F-650/F-750/Transit vehicles equipped with a 2.7L,3.5L EcoBoost (non-hybrid), 3.5L Cyclone, 6.8L or 7.3L engine, may exhibit a rattle/scraping noise from the bellhousing area on start-up. Workshop Manual (WSM), Section 303-00 Engine System - General Information > Diagnosis and Testing and 303-06 > Starting System…
• 11022146Aug 20, 2025Transmission and drivetrain. Some of the vehicles listed in the Model statement above may exhibit an incorrectly illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P0420 and/or P0430 stored in the powertrain control module (PCM). This may be due to the software in the PCM.
• 11020894Jul 18, 2025Transmission and drivetrain, Electrical system. This article supersedes TSB 25-2200 to update the parts list to add the new camshaft and tappet service kit and add F-650/F-750. Some of the vehicles listed in the Model statement above may exhibit an upper engine ticking or tapping noise at idle. Customers may also report experiencing rough engine performance, engine misfire, or a malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0301-P0308 in…
• 11019880Jun 26, 2025Transmission and drivetrain. Some of the vehicles listed in the Model statement above may exhibit an incorrectly illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P0420 and/or P0430 stored in the powertrain control module (PCM). This may be due to the software in the PCM.
• 11018524May 19, 2025Engine, Transmission and drivetrain. Some of the vehicles listed in the Model statement above may exhibit an upper engine ticking or tapping noise at idle. Customers may also report experiencing rough engine performance, engine misfire, or a malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0301-P0308 in the powertrain control module (PCM). This may be due to camshaft and/or valve tappet having excess wear within the engine assembly.
• 11015265Mar 1, 2025Other or unknown. 2020-2025 F53 Motorhome vehicles with a gross vehicle weight rating (GVWR) of 20,500-26,000 lbs. are equipped with front jounce bumpers that are designed to make constant contact with the front suspension while the wheels are supporting the weight of the vehicle, and the vehicle has a complete body installed.
• 11008948Oct 10, 2024Other or unknown. While performing a transmission repair on some 2012-2024 Ford and Lincoln vehicles, a transmission seal kit may be on backorder due to supply chain interruptions. While performing a transmission repair on some 2012-2024 Ford and Lincoln vehicles, a transmission seal kit may be on backorder due to supply chain interruptions.
• 10254138Apr 24, 2024Equipment. All accessory stick-on keyless entry keypads come with a wallet card containing the master code. If the accessory keypad was factory installed, this card will be placed in the glove box and should be handed to the vehicles owner during initial delivery. Unlike the integrated (wired) factory keypad, the accessory keypad master code cannot be retrieved from the vehicle using a diagnostic scan tool. If the wallet…
• 10252410Apr 1, 2024Equipment. Customer Satisfaction Program 22N15 Certain 2020-2023 Model Year Bronco Sport, Escape, Corsair, E-Series, F-650/F-750, F-53 Motorhome Chassis, F-59 Commercial Stripped Chassis Vehicles Equipped with Smart Data Link Connector (SDLC) Gateway Module Reprogramming for Inspection and Maintenance (I/M) Testing Adding Not OTA Capable Owner letters. Other documents submitted 01/02/24 & Received OTA letters submitted on…
• 10249489Jan 19, 2024Other or unknown, Electrical system. Certain 2020-2023 Model Year Bronco Sport, Escape, Corsair, E-Series, F-650/F-750, F-53 Motorhome Chassis, F-59 Commercial Stripped Chassis Vehicles Equipped with Smart Data Link Connector (SDLC) Gateway Module Reprogramming for Inspection and Maintenance (I/M) Testing Addinf owner letters. First part submitted 01/02/24
• 10248066Dec 12, 2023Equipment. Certain 2020-2023 Model Year Bronco Sport, Escape, Corsair, E-Series, F-650/F-750, F-53 Motorhome Chassis, F-59 Commercial Stripped Chassis Vehicles Equipped with Smart Data Link Connector (SDLC) Gateway Module Reprogramming for Inspection and Maintenance (I/M) Testing
• 10241949Aug 31, 2023Engine cooling. Certain 2021-2022 Model Year Econoline, Super Duty Chassis Cab, F53 Motor Home, F59 Step Van, and F650/F750 Medium Duty Chassis Cab Vehicles Equipped with a Premium Rated 7.3L Engine - Engine Horsepower Credit
• 10240743Jun 8, 2023Equipment. The Service Awareness Newsletter is an informal communication that contains information that may not be presently available in a TSB, SSM, GSB, or other electronic communication. This article includes information on warranty, technical service tips and other service information.
• 10235316Apr 25, 2023Suspension. Some 2020-2022 F-53 Motorhome chassis vehicles may require a jounce bumper replacement. A new part has been released for service. To service, use part # LU9Z-3020-B tightened to 47.5 +/-7.2Nm. For claiming, use causal part number 3020 and M-time.
• 10234588Apr 13, 2023Brakes. Some customers with 2020-2023 F-53 Motorhome and F-59 Commercial Stripped Chassis vehicles with a gross vehicle weight rating (GVWR) less than 20,500 lbs. may exhibit longer than expected brake pedal travel upon initial application with no other functional concerns. If normal Workshop Manual (WSM) diagnostics do not identify a concern, this condition should be considered a normal characteristic.
• 10235153Apr 4, 2023Body and structure. For 2000-2024 Ford and Lincoln vehicles, swapping a module from a vehicle for diagnosis purposes is likely to cause errors and is not recommended. It is also not recommended to order a replacement module using a vehicle identification number (VIN) from a different vehicle. Most modules on these affected vehicles are VIN/vehicle specific and hardware variations between modules do exist.
• 10233726Mar 15, 2023Brakes. Some 2020-2021 F53/F59 Stripped Chassis vehicles may experience an illuminated anti-lock brake system (ABS) warning indicator with diagnostic trouble code (DTC) C0037 and/or C003A. If normal diagnostics lead to replacement of the tone ring, be advised that the tone ring has been superseded with improved parts for both the passive (MU9Z-2C026-D, open shutter design) and active (MU9Z-2C026-C, closed shutter design)…
• 10228871Dec 14, 2022Back-over prevention (rear camera), Engine cooling. Some 2020-2022 Escape/Corsair/F-53 Motorhome/F-59 Commercial Stripped Chassis, 2021-2023 F-650/F-750/E-Series, and 2021-2022 Bronco Sport vehicles may exhibit an intermittent no crank/no start condition and/or an intermittent blank instrument panel cluster (IPC)/SYNC touchscreen. This may be due to the software in the gateway module (GWM). To correct the condition, reprogram the GWM using the latest software level…
• 10228849Dec 6, 2022Equipment. Some 2014-2021 F53 Motorhome/F-59 Commercial Stripped Chassis may exhibit a pinion seal leak. A new part number is available to to resolve this concern, MU9Z-4676-A. For claiming, use causal part number 4676 and applicable labor times in Section 04 of the Service Labor Time Standards (SLTS) Manual.
• 10226767Nov 17, 2022Electrical system. Some 2020-2022 F53 Motorhome built on or before 06-Oct-2022 and 2021-2022 E-Series vehicles built on or before 09-Mar-2021 may exhibit a Service AdvanceTrac and Pre-Collision Assist Not Available message in the cluster with diagnostic trouble code (DTC) C0051 stored in the anti-lock brake system (ABS) module. Cruise control may also be inoperative. To correct the condition, reprogram the ABS module using the latest…
• 10226763Nov 16, 2022Brakes. Some 2020-2021 F53/F59 Stripped Chassis vehicles may experience an illuminated anti-lock brake system (ABS) warning indicator with diagnostic trouble code (DTC) C0037. If normal diagnostics lead to replacement of the tone ring, be advised that the tone ring has been superseded with improved parts for both the passive (MU9Z-2C026-D) and active (MU9Z-2C026-C) systems. Follow Workshop Manual Section 206-04 for tone…
• 10222255Sep 30, 2022Brakes, Forward collision avoidance. Some 2020-2022 F53 Motorhome built on or before 06-Oct-2022 and 2021-2022 E-Series vehicles built on or before 09-Mar-2021 may exhibit a Service AdvanceTrac and Pre-Collision Assist Not Available message in the cluster with diagnostic trouble code (DTC) C0051 stored in the anti-lock brake system (ABS) module. Cruise control may also be inoperative. To correct the condition, reprogram the ABS module using the latest…
• 10218904Aug 24, 2022Brakes. Some 2021-2022 F-650/750, 2020-2022 Motorhome/Commercial Stripped Chassis vehicles built on or before 10-Jun-2022 with very low miles may experience parking brake drag. This condition typically occurs in less than 3000 miles (4800 kilometers). This condition may be identified even with the hand or pedal actuator mechanism disengaged. Inspect the park brake system for damage and replace parts as required per…
• 10217028Jul 29, 2022Electrical system. Some 2017-2022 Ford/Lincoln customers may experience a notification in the FordPass®/LincolnWay® app indicating Vehicle Has Entered Deep Sleep Mode. This occurs when the vehicle has not been started for 14 consecutive days, battery voltage is at/below 9.5 volts or the body control module (BCM) 12 volt battery state of charge (SOC) drops below 50%. A warning may also set if the…
• 10216963Jul 29, 2022Electrical system, Engine cooling, Equipment. Some 2020-2022 Escape/Corsair/F-53 Motorhome/F-59 Commercial Stripped Chassis, 2021-2023 F-650/F-750/E-Series, and 2021-2022 Bronco Sport vehicles may exhibit a communication fault with emissions inspection equipment. This may be due to the software in the gateway module (GWM). To correct this condition, reprogram the GWM to latest software level using the appropriate Ford diagnostic scan tool.
• 10211902May 10, 2022Engine cooling. Some 2020-2022 F-53 Motorhome vehicles may exhibit a Service Advance Trac and Pre-Collision Assist Not Available message in the cluster with diagnostic trouble code (DTC) C0051 stored in the anti-lock brake system (ABS) module. Cruise control may also be inoperable. If this concern is still present after normal diagnosis, clear the DTC with the appropriate Ford diagnostic scan tool. If the concern returns advise…
• 10210816Apr 27, 2022Other or unknown. Some 2017-2021 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…
• 10208152Feb 18, 2022Brakes. Some 2020-2022 F-53 Motorhome Chassis/F-59 Commercial Stripped Chassis vehicles may exhibit an illuminated anti-lock brake system (ABS) warning with diagnostic trouble code (DTC) C0037 and/or C0038. This may be due to a damaged rear wheel speed sensor (WSS) ring. Minimal damage may cause DTCs and can be difficult to detect during visual inspection. If replacement is required, closely inspect the service part to…
• 10202647Oct 21, 2021Brakes. Some 2021-2022 F-650/750, 2020-2022 Motorhome/Commercial Stripped Chassis vehicles built on or before 20-Sep-2021 with very low miles may experience parking brake drag. This condition typically occurs in less than 3000 miles (4800 kilometers). This condition may be identified even with the hand or pedal actuator mechanism disengaged. Inspect the park brake system for damage and replace parts as required per…
• 10200985Aug 4, 2021Wheels, Brakes. Some 2020-2021 F-53 Motorhome Chassis/F-59 Commercial Stripped Chassis vehicles may exhibit an anti-lock brake system (ABS) light on with diagnostic trouble code (DTC) C0037 and/or C0038. This may be due to a bent or damaged rear axle tone ring. Inspect the tone ring teeth on the affected rear wheel and replace the tone ring if damage is present. It is recommended to inspect the service tone ring before…
• 10199927Aug 4, 2021Suspension, Transmission and drivetrain. Customer Service Advisory for Ford Recall (21S17) regarding Low Oil Volume Rear Axle
• 10198666Jun 29, 2021Forward collision avoidance. Some 2020-2021 F-59 Commercial Stripped Chassis vehicles built on or before 15-Mar-2021 and equipped with adaptive cruise control may exhibit a Front Camera Fault message, Adaptive Cruise Control Fault message, and/or pre-collision warning indicator. This may be due to the front camera assembly becoming detached from the windshield. To correct the condition, follow the Service Procedure to reattach the front camera…
• 10194650May 28, 2021Equipment, Brakes. Some 2020-2021 F-53 Motorhome Chassis 16,000-22,000 lbs. gross vehicle weight (GVW) vehicles may exhibit an anti-lock brake system (ABS) light on with diagnostic trouble code (DTC) C0037 and/or C0038. This may be due to a bent or damaged rear axle tone ring. Inspect the tone ring teeth on the affected rear wheel and replace the tone ring if damage is present. It is recommended to inspect the service tone ring…
• 10194412May 7, 2021Fuel system. Some 2021 F-Super Duty and 2021-2022 E-Series vehicles equipped with a 6.2L or 7.3L gasoline engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0457 stored in the powertrain control module (PCM). This may be due to a loose fuel filler cap. The fuel filler cap design has changed, requiring multiple turns to seal properly. Advise the customer to turn the fuel filler…
• 10189585Mar 26, 2021Suspension. Some 2020-2021 F-53 Motorhome Chassis vehicles requiring service to the rear stabilizer bar may have a detached weld nut on the rear axle housing. Service this missing nut with part number W713546-S439.

← All problems reported for the 2021 Ford F-53