2021 THOR MOTOR COACH MAGNITUDE

2 recalls — 5 complaints — 2 TSBs

22V094000 Feb 18, 2022
EQUIPMENT:RECREATIONAL VEHICLE/TRAILER:LPG SYSTEMS:LINES AND FITTINGS
Defect Description
Thor Motor Coach (TMC) is recalling certain 2020-2021 Omni and Magnitude motorhomes. The LP gas line may have been incorrectly routed through the rear suspension leaf springs, which could damage the line and cause a gas leak.
Consequence
A gas leak increases the risk of a fire.
Remedy
Dealers will re-route the LP line as needed, free of charge. Owner notification letters were mailed March 24, 2022. Owners may contact TMC customer service at 1-877-798-855-2867. TMC's number for this recall is RC000256. This recall is an expansion of NHTSA recall 21V-754.
731 vehicles affected
Manufacturer: Thor Motor Coach
21V754000 Sep 28, 2021
EQUIPMENT:RECREATIONAL VEHICLE/TRAILER:LPG SYSTEMS:LINES AND FITTINGS
Defect Description
Thor Motor Coach (TMC) is recalling 2021-2022 Magnitude and Omni motorhomes. The LP gas line may have been incorrectly routed through the rear suspension leaf springs, which could damage the line and cause a gas leak.
Consequence
A gas leak increases the risk of a fire.
Remedy
Dealers will re-route the LP line as necessary, free of charge. Owner notification letters were mailed November 23, 2021. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000242.
738 vehicles affected
Manufacturer: Thor Motor Coach

Complaint Statistics

5 total complaints

Top Reported Components

ComponentComplaints
UNKNOWN OR OTHER2
POWER TRAIN1
FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING1
FORWARD COLLISION AVOIDANCE: WARNINGS1
UNKNOWN OR OTHER Sep 23, 2025
Incident date: Aug 15, 2025
Rear house battery tray weld failed, tray fell and hit the ground, damaging BIM, various cables etc. Identical to Recall 19V-566 (2019–2020) but not included for 2021.

Safety concern: Batteries may detach on roadway, cause shorts/fire, or total power loss.

FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING Sep 23, 2025
Incident date: Aug 15, 2025
Multi-Purpose camera unit internal electronic failure. Front-facing camera mounted in the windshield. This caused several warning lights including the brake system warning light to illuminate. This failure caused the automatic brake system and other safety features in the car to turn off. The vehi... Read more
FORWARD COLLISION AVOIDANCE: WARNINGS Sep 23, 2025
Incident date: Aug 15, 2025
Multi-Purpose camera unit internal electronic failure. Front-facing camera mounted in the windshield. This caused several warning lights including the brake system warning light to illuminate. This failure caused the automatic brake system and other safety features in the car to turn off. The vehi... Read more
UNKNOWN OR OTHER Jun 15, 2023
Incident date: Jun 12, 2023
Rear backup camera is not working
POWER TRAIN Dec 18, 2020
Incident date: Dec 12, 2020
TL* THE CONTACT OWNS A 2021 THOR MAGNITUDE BB35 BUILT ON A 2020 FORD F-550 CHASSIS N/A. THE CONTACT STATED WHILE STATIONARY AT A TRAFFIC LIGHT, WHILE THE DEPRESSING THE ACCELERATOR PEDAL, THE RV MADE AN ABNORMAL NOISE AND STARTED TO ROLL BACKWARDS. THE CONTACT STATED NO WARNING LIGHT WAS ILLUMINATED... Read more

Technical Service Bulletins — 2021 THOR MOTOR COACH MAGNITUDE

2 manufacturer communications from 2 unique bulletins. TSBs describe known problems and recommended fixes from the manufacturer.

Most Affected Components

ComponentBulletins
060000 ENGINE AND ENGINE COOLING1
980000 UNKNOWN OR OTHER1
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 MAGNITUDE — All Years Overview

Complete safety history for the THOR MOTOR COACH MAGNITUDE across all model years (2019–2025).

20 Total Recalls
29 Total Complaints
0 Investigations
0 Reported Crashes
0 Reported Fires
0 Reported Deaths

THOR MOTOR COACH MAGNITUDE — Year by Year

Compare recalls and complaints across model years. Click any year to see full details.

Year Recalls Complaints
2025 1 0 View
2024 2 0 View
2023 2 0 View
2022 2 20 View
2021 (current) 2 5
2020 6 2 View
2019 5 2 View

Other THOR MOTOR COACH Models

Model Recalls Complaints
A.C.E. 0 0 View
ACE 0 0 View
ARIA 0 0 View
ASTORIA 0 0 View
ASTORIA PACIFIC 0 0 View
AVANTI 0 0 View
AXIS 0 0 View
CHALLENGER 0 0 View