2021 THOR MOTOR COACH QUANTUM
4 recalls — 0 complaints — 7 TSBs
20V711000 Nov 17, 2020
ELECTRICAL SYSTEM
Defect Description
Thor Motor Coach (TMC) is recalling certain 2020-2021 Daybreak, Four Winds, Chateau, Freedom Elite, Quantum motorhomes built on a Chevrolet chassis. The BIM (Battery Isolation Manager)/BIR (Battery Isolation Relay) is not watertight when exposed to engine compartment heat.
Consequence
Water may get into the BIM/BIR and create electrical arcing, increasing the risk of a fire.
Remedy
TMC will notify owners, and dealers will replace the BIM/BIR with a Trombetta solenoid, free of charge. The recall began January 13, 2021. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000206.
20V444000 Jul 29, 2020
ELECTRICAL SYSTEM:WIRING
Defect Description
Thor Motor Coach (Thor) is recalling certain 2020-2021 Daybreak, Four Winds, Quantum, Delano, Tiburon, Chateau and Freedom Elite motorhomes and 2020 Gemini, Chateau Citation, Compass, Siesta, and Synergy motorhomes built on Sprinter Van chassis (platform 970 (VS30), equipped with swivel seats. The ... Read more
Consequence
If the wiring harness is damaged, the side air bag within the seat may deploy inadvertently or not deploy as designed in the event of a crash, increasing the risk of injury to vehicle occupants.
Remedy
Thor will notify owners, and Mercedes-Benz dealers will inspect the wire harness routing for both front seats and will repair the wiring and add clips or cable ties as needed, free of charge. This recall began August 13, 2020. Owners may contact Thor customer service at 1-877-855-2867 Mercedes-Ben... Read more
20V419000 Jul 20, 2020
ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
Defect Description
Thor Motor Coach (TMC) is recalling certain 2021 Daybreak, Four Winds, Quantum, Chateau, and Freedom Elite motorhomes built on the 2020 Ford E-Series chassis. The battery cable may not have been properly secured within the chassis rail, which can cause it to contact the exhaust manifold and heat sh... Read more
Consequence
Battery cable contact with the exhaust manifold and heat shield can increase the risk of a fire.
Remedy
TMC will notify owners, and dealers will inspect the routing of the battery cable. If needed the cable will be re-routed and properly secured, free of charge. This recall began September 11, 2020. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000197... Read more
20V303000 May 27, 2020
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
Defect Description
Thor Motor Coach (TMC) is recalling certain 2020-2021 Quantum, Chateau and Four Winds, and 2020 Vegas and Axis motorhomes built on a Ford E-series chassis. A wire harness in the rear of the vehicle may contact the vehicle frame, resulting in damage to the circuits that support the fuel pump and the... Read more
Consequence
Damage to the fuel pump circuit in the wiring harness could result in an unexpected engine stall. Damage to the ABS wiring can lead to reduction of ABS functionality and a loss of roll stability control (RSC) functionality. These scenarios increase the risk of a crash.
Remedy
TMC will notify owners, and Ford dealers will inspect the wire harness for damage. If no damage is found, dealers will apply anti-abrasion tape over the area and ensure clearance to surrounding components. If damage is found, dealers will splice in new wire and apply anti-abrasion tape over the ar... Read more
No complaints found for this vehicle.
Technical Service Bulletins — 2021 THOR MOTOR COACH QUANTUM
7 manufacturer communications from 7 unique bulletins. TSBs describe known problems and recommended fixes from the manufacturer.
Most Affected Components
| Component | Bulletins |
|---|---|
| 110000 ELECTRICAL SYSTEM | 2 |
| 060000 ENGINE AND ENGINE COOLING | 2 |
| 030000 BRAKES (PWS) | 2 |
| 980000 UNKNOWN OR OTHER | 1 |
RC000220SADealer
Jun 9, 2021
030000 BRAKES (PWS)
MBAG has determined that on certain model year 2019-2020 Sprinter vehicles, the retaining washer on the bolt that connects the brake pedal to its bearing block could come loose. If the retaining washer were to come loose, over time it cou
RC000220SAOwner
Jun 9, 2021
030000 BRAKES (PWS)
MBAG has determined that on certain model year 2019-2020 Sprinter vehicles, the retaining washer on the bolt that connects the brake pedal to its bearing block could come loose. If the retaining washer were to come loose, over time it cou
TSB 20-01
Mar 24, 2021
110000 ELECTRICAL SYSTEM
From November 2020 to February 2021, units produced at Plant 250 have a wire missing that would cause the 120VAC load shedding to not work properly. This affects model year 2021 31E, 31EV, 31W, 31WV, SL31, SE31, LF31, and WS31 floor plans
TSB 21-01
Mar 24, 2021
110000 ELECTRICAL SYSTEM
From November 2020 to February 2021, units produced at Plant 250 have a wire missing that would cause the 120VAC load shedding to not work properly. This affects model year 2021 31E, 31EV, 31W, 31WV, SL31, SE31, LF31, and WS31 floor plans
RC000212SADealer
Feb 18, 2021
060000 ENGINE AND ENGINE COOLING
On your vehicle, it may be possible that the engine cover insulation does not fully extend to the perimeter of the factory engine cover. In addition, vehicles built on a Ford chassis may have higher engine compartment temperatures during
RC000212SAOwner
Feb 18, 2021
060000 ENGINE AND ENGINE COOLING
On your vehicle, it may be possible that the engine cover insulation does not fully extend to the perimeter of the factory engine cover. In addition, vehicles built on a Ford chassis may have higher engine compartment temperatures during
No comms 2021-11
Dec 3, 2021
980000 UNKNOWN OR OTHER
There are no Manufacturer Communications in accordance with 49 CFR 579.5 to report for November 2021 for Thor Motor Coach.
THOR MOTOR COACH QUANTUM — All Years Overview
Complete safety history for the THOR MOTOR COACH QUANTUM across all model years (2016–2026).
30
Total Recalls
9
Total Complaints
0
Investigations
0
Reported Crashes
0
Reported Fires
0
Reported Deaths
THOR MOTOR COACH QUANTUM — Year by Year
Compare recalls and complaints across model years. Click any year to see full details.