The contact owns a 2018 Tiffin Allegro Bus. The contact stated that while driving at various speeds, the vehicle would independently downshift as the Diesel Exhaust Fluid (DEF) warning light would illuminate. The manufacturer was notified of the failure and the contact was informed that they were aware of the failure; however, parts for the repair was unavailable. The vehicle had yet to be repaired. The failure mileage was approximately 8,000.
The worst 2018 Tiffin Allegro Bus problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
- Fuel system1
Problems by type
Tap a problem to see which part fails, at what mileage and in which other years.
- Fuel system1
Recalls 2
Equipment: appliance: oven/stove/cooktop
- What is wrong
- Tiffin Motorhomes, Inc. (Tiffin) is recalling certain 2016-2024 Allegro Bus, and 2017-2024 Zephyr motorhomes. The 240-Volt induction cooktop may not be grounded, which can create an electrical shock hazard if the wires short-circuit.
- Risk
- An electrical shock can increase the risk of injury.
- Remedy
- Dealers will install a ground for the metal junction box, free of charge. Owner notification letters were mailed October 20, 2023. Owners may contact Tiffin customer service at 1‑256‑356‑8661. Tiffin's number for this recall is TIF-133.
Recall number 23V643000 · Recall details
Seat belts: rear/other: anchorage
- What is wrong
- Tiffin Motorhomes, Inc. (Tiffin) is recalling certain 2018-2022 Allegro Breeze, Allegro Red, Allegro, Allegro Bus, Phaeton, and 2018-2021 Zephyr recreational vehicles. The sofa seat belts may not have been installed correctly, which could result in unsecured passengers. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 210, "Seat Belt Assembly Anchorages."
- Risk
- Unsecured passengers have an increased risk of injury in the event of a crash.
- Remedy
- Dealers will inspect and repair the seat belts as necessary, free of charge. Owner notification letters were mailed October 29, 2021. Owners may contact Tiffin customer service at 1‑256‑356‑8661. Tiffin's number for this recall is TIF-118.
Recall number 21V680000 · Recall details
Technical service bulletins for the 2018 Tiffin Allegro Bus 2
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
What 2018 Tiffin Allegro Bus owners say
Most recent owner complaints, unedited.
Compare the 2018 Tiffin Allegro Bus
Other model years
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Questions about the 2018 Tiffin Allegro Bus
Is the 2018 Tiffin Allegro Bus reliable?
Owners have filed 1 complaint about the 2018 Tiffin Allegro Bus, close to a typical Allegro Bus model year.
What is the most common problem with the 2018 Tiffin Allegro Bus?
Fuel and propulsion system, with 1 complaint.
How many recalls does the 2018 Tiffin Allegro Bus have?
2 recalls, covering equipment and seat belts.
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