No complaints are listed for the 2019 Thor Motor Coach Quantum. NHTSA's API and bulk file list none in this build.
Data build 2026-10-09.
NHTSA lists this vehicle as THOR MOTOR COACH QUANTUM.
Model-generated complaint tags: No complaints are listed for tagging.
Recalls
See new recalls and investigations this week.
3 recalls.
Date: 2019-10-08. Systems: EQUIPMENT.
Defect: Thor Motor Coach (TMC) is recalling certain 2014 Tuscany 36M, 40E, 2015 Citation 24SL, Siesta 24SL, Axis 25.1 and Vegas 25.1, 2016 Four Winds 31E, 31W, 35SF, Chateau 31E, 31W, Synergy SD24, Citation 24SL, 24SS and Siesta 24SL, 24SS, 2017 Four Winds 31E, 31W, Chateau 31E, 35SD, Citation 24SS and Siesta 24SS, 2018 Citation 24SS and Siesta 24SS, 2019 Quantum CR24, Four Winds 24BL, Citation 24MB and S (excerpt)
Consequence: An inadvertently overloaded motorhome due to an incorrect carrying capacity can increase the risk of a crash. (excerpt)
Remedy: TMC will notify owners, and dealers will issue new OCCC labels with correct seating positions and weight calculations, free of charge. The recall began November 21, 2019. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000176. (excerpt)
Do not drive: No. Park outside: No.
Date: 2019-03-20. Systems: EXTERIOR LIGHTING.
Defect: Thor Motor Coach (TMC) is recalling certain 2018-2019 Quantum RW28 motorhomes. The vehicles may be missing the mid-ship marker lights. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 108, "Lamps, Reflective Devices, and Associated Equipment."
Consequence: Without mid-ship marker lights, other drivers may underestimate the length of the vehicle, increasing the risk of crash.
Remedy: TMC will notify owners, and dealers will inspect and install mid-ship marker lights, as needed, free of charge. The recall began on April 25, 2019. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000167.
Do not drive: No. Park outside: No.
Date: 2018-06-08. Systems: SUSPENSION.
Defect: Thor Motor Coach (TMC) is recalling certain 2019 Thor Four Winds, Chateau, Freedom Elite, Majestic, Outlaw, Quantum and Vegas motorhomes built on modified Ford E-450 chassis. The U-bolts on the rear axle that hold the leaf spring and rear axle together may have been insufficiently tightened.
Consequence: The loose U-bolts may further loosen or break allowing the axle to separate and cause a loss of control, increasing the risk of a crash.
Remedy: TMC has notified owners, and dealers will tighten U-bolts to the proper torque, free of charge. The recall began on June 22, 2018. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000156.
Do not drive: No. Park outside: No.
Manufacturer communications
7 manufacturer communications.
Communications by system| System | Count |
|---|
| ELECTRICAL SYSTEM | 2 |
|---|
| EQUIPMENT | 2 |
|---|
| STEERING | 2 |
|---|
| WHEELS | 1 |
|---|
10197974
Date: 2021-04-01. Type: Service Bulletin/Repair Instructions. Systems: WHEELS.
According to the tire manufacturer, Continental Tire the Americas (CTA), the affected tires may have an overcure condition and CTA has initiated a safety recall for these tires. According to CTA, overcured tires may experience a carcass break in the sidewall with sudden air loss or could develop a
10197968
Date: 2021-03-25. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
us. On certain model year 2012A?A A 2018 5-ton Sprinter vehicles that were upfitted into campers or recreational vehicles (A?A A RVsA?A A ), one or more of the rear-wheel speed sensors may experience an electrical failure, which potentially could lead to a disablement of the Electronic Stability
10197969
Date: 2021-03-25. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
On certain model year 2012A?A A 2018 5-ton Sprinter vehicles that were upfitted into campers or recreational vehicles (A?A A RVsA?A A ), one or more of the rear-wheel speed sensors may experience an electrical failure, which potentially could lead to a disablement of the Electronic Stability Cont
10197609
Date: 2021-01-18. Type: Service Bulletin/Repair Instructions. Systems: STEERING.
It has been determined that on certain Mercedes-Benz Sprinter vehicles, the hydraulic power steering return line hoses might detach at their connection points under certain operating conditions, which could cause hydraulic fluid to leak, resulting in the loss of power steering assist. If the hydra
10197610
Date: 2021-01-18. Type: Service Bulletin/Repair Instructions. Systems: STEERING.
Model/Model Year to Add: 2017 Chateau 2017-2018 Chateau Citation 2017 Four Winds 2017-2019 Gemini 2017-2019 Quantum 2017-2019 Four Winds Siesta 2017-2019 Synergy 2018 Compass 2018 Freedom Elite 2021 Sanctuary 2021Tranquility PLEASE NOTE- Due to being unaware that chassis recall notifications we prov
10179805
Date: 2020-07-21. Type: Service Bulletin/Repair Instructions. Systems: EQUIPMENT.
Certain model year 2019.5 Chateau, Four Winds, and Quantum 31A?A A motorhomes may experience problems with the gas burner igniting on the cooktop. This may be due to the cooktop being a second-generation TI-1+2B combination gas/induction cooktop which requires a 12-volt power supply wire from the
10169044
Date: 2019-12-05. Type: Service Bulletin/Repair Instructions. Systems: EQUIPMENT.
This letter stated that there were no Service Bulletins or Technical Service Bulletins issued for the month of November, 2019.