Replaced secondary alternator 3 times. I am using a DC-DC charger from chassis battery now.
The worst 2023 Thor Motor Coach Tranquility problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
- Electrical2
Problems by type
Tap a problem to see which part fails, at what mileage and in which other years.
- Electrical2
Recalls 2
Structure: critical fasteners
- What is wrong
- Thor Motor Coach (TMC) is recalling certain 2023-2024 Twist, Dazzle, 2023 Tranquility, Sanctuary, 2022-2024 Tellaro, Sequence, and 2024 Freedom Elite Van recreational vehicles. The solar panel mounting brackets may become loose or break allowing the solar panel to detach.
- Risk
- A detached solar can become a road hazard for other vehicles, increasing the risk of a crash.
- Remedy
- Dealers will inspect and install missing washers, as necessary, free of charge. Owner notification letters were mailed January 12, 2026. Another notice will be sent once the remedy becomes available. Owners may contact TMC customer service at 1‑877‑855‑2867. TMC's number for this recall is RC000336.
Recall number 25V791000 · Recall details
Equipment: mechanical: carrier/rack
- What is wrong
- Thor Motor Coach (TMC) is recalling certain 2022-2024 Tranquility and 2022-2023 Sanctuary motorhomes. The R-bike rack arms may fracture and detach.
- Risk
- A bike rack that detaches from the vehicle increases the risk of a crash.
- Remedy
- Dealers will replace the defective components of the bike rack, free of charge. Owner notification letters are expected to be mailed August 26, 2023. Owners may contact TMC customer service at 1‑877‑855‑2867. TMC's number for this recall is RC000297.
Recall number 23V447000 · Recall details
Technical service bulletins for the 2023 Thor Motor Coach Tranquility 3
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
What 2023 Thor Motor Coach Tranquility owners say
Most recent owner complaints, unedited.
Failed secondary alternator at 21k miles
The grey water tank empty valve hangs close to the road without support. Mine fell off somewhere while driving cross country. This has happened to many owners and I believe it poses a highway safety hazard.
Compare the 2023 Thor Motor Coach Tranquility
Other model years
20222023
Questions about the 2023 Thor Motor Coach Tranquility
Is the 2023 Thor Motor Coach Tranquility reliable?
Owners have filed 3 complaints about the 2023 Thor Motor Coach Tranquility, close to a typical Tranquility model year.
What is the most common problem with the 2023 Thor Motor Coach Tranquility?
Electrical system, with 2 complaints.
How many recalls does the 2023 Thor Motor Coach Tranquility have?
2 recalls, covering structure and equipment.
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