NHTSA ID Number: 10197978
Manufacturer Communication Number: RC000219SAOwner
TSB/Document Date: 2021-06-18
Summary
On your vehicle, the rear axle may contain an inadequate volume of lubricating oil. An inadequate volume of rear axle lubricant may result in rear wheel bearing damage potentially leading to bearing seizure. Bearing seizure may lead to rear axle or driveshaft failure. A rear axle or driveshaft failure may result in loss of vehicle motive power, loss of transmission park function, and loss of parking brake function, increasing the risk of a crash. This affects the following Thor Motor Coach
products: model year 2021/2022 Ace, Challenger
, Freedom Traveler, Hurricane, Miramar, Outlaw, and Windsport motorhomes.
RECREATIONAL VEHICLE SAFETY
RECALL NOTICE
Ford Safety Recall: 21V-202 (21S17)
Thor Motor Coach
Safety Advisory: RC000219
May 2021
IMPORTANT SAFETY RECALL – SERVICE ADVISORY
This notice applies to your vehicle: «VIN»
«Owner_name»
«Street»
«City», «State» «Zip»
Dear «Owner_name»:
Thor Motor Coach
has been informed that Ford Motor Company has decided that a defect which relates to motor vehicle safety exists
in your vehicle, which was built on a chassis supplied by Ford, with the VIN shown above. As a result, Ford
Motor Company is
conducting a safety recall. We apologize for any inconvenience this action may cause you; however your safety and continued
satisfaction are of the utmost importance to us.
Reason for
this recall
On your vehicle, the rear axle may contain an inadequate volume of lubricating oil. An inadequate volume
of rear axle lubricant may result in rear wheel bearing damage potentially leading to bearing seizure.
Bearing seizure may lead to rear axle or driveshaft failure. A rear axle or driveshaft failure may result in
loss of vehicle motive power, loss of transmission park function, and loss of parking brake function,
increasing the risk of a crash. This affects the following Thor Motor Coach
products: model year
2021/2022 Ace, Challenger
, Freedom Traveler, Hurricane, Miramar, Outlaw, and Windsport motorhomes.
What they
will do
Ford
Motor Company has authorized your dealer to inspect and perform the actions listed below,
depending on the vehicle mileage and part availability, free of charge (parts and labor).
• If 5 miles or less are on the odometer, check and top off the rear axle lubricant.
• If greater than 5 miles on the odometer and Ford parts are available, replace the rear axle wheel
bearings and seals, and drain and refill the axle with new lubricant.
• If greater than 5 miles on the odometer and Ford parts are not available, an interim service procedure
will be performed.
• A follow-up service appointment will be required when Ford parts become available.
The time needed for this repair is less than one-half day. However, due to service scheduling requirements,
your dealer may need your vehicle for a longer period of time. In addition, your vehicle may require an
inspection to determine if parts need to be ordered.
What we need
you to do
Please call your Ford dealer without delay and request a service date for Recall 21S17. Provide the dealer
with your VIN, which is printed near your name at the beginning of this letter. Ford
has not issued
instructions to stop driving your vehicle under this safety recall. You should contact your dealer for an
appointment to have your vehicle remedied as soon as practicable. You can continue to safely drive your
vehicle unless you notice an odor, hear metallic grinding or whining sounds from the rear of the vehicle or
perceive vehicle drag. If any of these symptoms are noticed, contact your dealer. If you do not already have
a servicing dealer, you can access owner.ford.com for dealer addresses, maps, and driving instructions.
If after contacting a Ford
dealer you are still not satisfied they have done their best to remedy this situation, you may also submit a
written complaint to: Administrator, National Highway Traffic Safety Administration, 1200 New Jersey Avenue, SE, Washington, DC
20590. You may call the toll-free Vehicle Safety Hotline at 1-888-327-4236 (TTY: 1-800-424-9153; or go to http://www.safercar.gov.)
Federal regulations require that any vehicle lessor receiving this recall notice must forward a copy of this notice to the lessee within ten
days.
Thank you for your attention and cooperation in this matter.
Sincerely,
Thor Motor Coach![]()
- Mixes well with conventional fluids
- Low-moisture formula provides excellent vapor lock...
- Ideal for hydraulic and disc brakes
- Provides an extra margin of safety in extreme braking...
- Mix of polyglycol ethers ensures hot brake-system operation...
- Excellent for ABS, disc and drum brake systems
- Delivers braking power when needed by avoiding a spongy...
- Both wet and dry boiling points exceed the minimum...
If the PDF is very large, it may not load in the preview below.
Some older TSBs had multiple PDFs — visit the NHTSA Website to view all PDFs.
If the TSB PDF does not show, download or view it on the NHTSA Website.
Click on the (+) Plus Sign
Then Click on Associated Document(s)
Search NHTSA Database for Recalls
Search NHTSA Database for Vehicle Investigations
View Latest Vehicle Investigations
Search NHTSA Database for Vehicle Complaints
View Latest Vehicle Complaints
TSB/Document ID: RC000219SAOwner
Replacement Service Bulletin Number:
MFR Communication Date: 2021-05-19
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: POWER TRAIN:AUTOMATIC TRANSMISSION
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
- [Notice] When you receive a used device, it may be a customer return resold by Amazon without inspection. You can exchange it for a new one through Amazon. As this situation is unavoidable, we sincerely apologize. For any issues, contacting us via Amazon's "Messages" is the best way. THINKSCAN 689BT Bidirectional Scan Tool Can Be Used Immediately After It is Turned On, Without Complicated Registration Process, Which is More Convenient & Quick.
- Full Bi-Directional Control & 3000+ Active Tests: Take control and test components like actuators, fuel injectors, relays, and cooling fans in real time. You’ll quickly see if the problem is in the part itself or the control module — saving you hours of guesswork and frustrating trial-and-error.
- Advanced ECU Coding Capabilities: Handle module matching and hidden feature activation with confidence. When you replace an ECU or want to customize settings, this obd2 scanner diagnostic bi directional tool gives you the professional-level capabilities you need without the dealership price tag.
- 34+ Useful Reset and Maintenance Functions: Complete everyday service tasks smoothly with a wide range of helpful reset and maintenance functions. Whether you’re keeping up with regular upkeep or tackling a specific job, this scanner makes maintenance simpler and less stressful for both DIYers and pros.
- Comprehensive Full System Diagnostics: Diagnose every major system — Engine, Transmission, ABS, SRS, TPMS, and more — all in one place. Finally stop wondering if you’re missing something important; get the full picture and clear codes with ease.
- Top Reasons to Choose the D7S OBD2 Scanner: XTOOL D7S car scan tool, an upgrade of XTOOL D7, offers comprehensive features for automotive technicians, workshops, and DIY enthusiasts 1. Upgraded Hardware: 2+64GB memory, rear camera, intuitive interface, foldable bracket 2. Complete Diagnostics: FCA
Autoauth, OE-level all system scan, 39+ maintenance services, 4K+ bidirectional, CANFD/DoIP protocol 3. Advanced Capabilities: ECU c0ding, PMI functions 4. Wide Compatibility: Support 10,000+ models, covering 99% vehicle brands 5. Multi-language: Available in 22+ languages, No IP Restrictions 6. 3-Year Updates: Save 300 bucks on software updates for the latest features and optimizations - 2026 Upgraded D7S Car Scanner Features: The newly 2026 D7S V2.0 scanner for car brings exciting features for advanced vehicle diagnostics and enhanced user experience 1. FCA
AutoAuth: Now supports FCA
SGW module for Chrysler
, for Jeep
, for Dodge
(2018+), for Fiat
(2017+), enabling faster vehicle communication without gateway restrictions 2. PMI (Offline ECU Pr0gramming): Allows for Ford, for Lincoln
, and for Mazda
ECU pr0gramming for new modules 3. Optimized Diagnostic Report 2.0: Personalized reports with logos and customer info for auto shops. Note: Compatibility varies by cars, please check before order - 39+ Services/Resets/Adaptations/Relearns/Calibrations: XTOOL D7S full system car scanner diagnostic tool tackles 99% of common car issues through its 36+ special functions, including Oil Reset, EPB, SAS, BMS, Throttle Reset, Injector C0ding, ABS Bleed, TPMS Reset, Power Balance, etc and also covers specific-vehicle functions like Crank Sensor Relearn, ABS Initialization, Cylinder Power Balance, Fuel Trim Reset, Idle Relearn etc. This car diagnostic scanner enhances efficiency, making repairs and maintenance hassle-free. Tip: DO NOT for All vehicles, please check compatibility first
- Cost-effective ECU C0ding Scan Tool for Specific Brands: Enhance your vehicle's performance with XTOOL D7S! This obd2 scanner all systems bidirectional offers advanced capabilities at an affordable price, supports online for BMW
, for Benz and offline for BENZ, for MIT, along with PMI functions for Ford
, for Mazda
, and for Lincoln
. Ideal for technicians and DIY enthusiasts, this automotive scanner diagnostic tool optimizes vehicle performance and enhances the driving experience. Note: Not for all cars and modules, please send car VIN to check the compatibility before purchase - OE All System Diagnostic & 8 Pids Graphing: XTOOL D7S is a comprehensive all system bi directional obd2 scanner that delivers dealer-level diagnostics, completely controlling over your vehicle’s performance and health. This automotive scan tool can read and clear DTCs, view live data and ECU information, retrieve freeze frames, and perform active tests and full obd2 functions. This bi-directional scan tool can can identify your vehicle's make, model, and year information with just one click and show up to 8 PIDs live data with options for CSV viewing, playback, and recording for in-depth analysis. It is easy-to-use for both professionals and beginners, helping pinpoint issues efficiently
- 【✅Compared to BOSSCOMM IF742, IF745 Offers Full-System Diagnostics】The BOSSCOMM IF745 car diagnostic scanner is an upgraded model of IF742. In addition to supporting all OBD2 Code Reader functions and 6 reset options (ABS/EPB/SAS/BMS/Oil/Throttle), it expands diagnostics from 4 systems (Check Engine/ABS/SRS/Transmission) to vehicle All systems, including Steering, Suspension, and Body Electronics. This provides deeper, more comprehensive diagnostic capabilities.
- 【✨10 OBD2 Functions】The BOSSCOMM IF745 scan tool’s DTC Lookup instantly translates fault codes into user-friendly explanations, its I/M Readiness feature streamlines emissions testing with a single tap, and Freeze Frame lets you pinpoint the exact moment of a fault for in-depth root-cause diagnosis. Combined with a live data dashboard and advanced diagnostics (O2S, OBMon, EVAP), it delivers comprehensive insights for confident troubleshooting.
- 【✨Deep Diagnostics for All Vehicle System Modules】Beyond code reading/clearing and ECU information retrieval, our all-in-one data stream feature lets you inspect all current fault codes and their locations across the vehicle’s systems. This vehicle code reader helps you turn off dashboard warning lights and perform a comprehensive self-check of your car at home—no more back-and-forth trips to the repair shop or hefty inspection fees.
- 【✨6 Essential Resets: ABS Bleeding, Oil, EPB, SAS, Throttle, BMS】The BOSSCOMM IF745 obd2 scanner diagnostic tool swiftly purges air from brake lines to restore braking sensitivity, fine-tunes maintenance cycles to eliminate false alerts, resolves parking brake issues with one-click control, recalibrates steering sensors for stability, optimizes engine idling/acceleration for smoother performance, and deeply resets battery systems to extend lifespan and range via precise parameter adjustments.❗NOTE: Does NOT support bidirectional control, coding, or programming.
- 【✨10,000+ Car Models, AutoVIN, 13 Languages】The BOSSCOMM IF745 vehicle scanner diagnostic tool covers 73+ global car brands and offers support in 13 languages, making it perfect for DIYers, auto mechanics, or as a thoughtful gift. With a single-click AutoVIN feature, it instantly retrieves vehicle serial numbers, streamlining diagnostics for users globally. This adaptable tool balances user-friendliness with precision, catering to both personal and professional requirements.✅Unsure about compatibility? Compatibility will vary on vehicles' model and year, pls reach us via 📧 [email protected] 📧 before purchase.
This product presentation was made with AAWP plugin.




