2017 Tiffin Allegro: common problems

Owners of the 2017 Tiffin Allegro filed 3 complaints with NHTSA, most often about exterior lighting and electrical system. The maker issued 1 service bulletins for this year. Details by component below, with sources.

Key figures

Owner complaints: 3
Technical service bulletins (TSB): 1

What fails most often

1 Exterior lighting 67% of all complaints
2 Electrical system 33% of all complaints
3 Engine 33% of all complaints
4 Steering 33% of all complaints

Circle size and colour show each component’s share of NHTSA complaints. Schematic only, not a drawing of the exact model.

Exterior lighting: 2 complaints (67% of all); manufacturer bulletins for this component: 1.
Electrical system: 1 complaints (33% of all).
Engine: 1 complaints (33% of all).
Steering: 1 complaints (33% of all).

Symptoms owners describe

How many of the 3 NHTSA complaints mention each symptom (automatic count from complaint text; one complaint can mention several).

brake failure1 · 33%
A/C or heater1 · 33%
loss of power / limp mode1 · 33%
warning lights, check engine1 · 33%

Components owners complain about

Component	Owner complaints	Technical service bulletins (TSB)
Exterior lighting	2	1
Electrical system	1	0
Engine	1	0
Steering	1	0

What owners report

Short excerpts of NHTSA complaints in the original wording. These are owner statements not verified by NHTSA; personal data removed.

FCCC provided a work around for PDMs that took care of potential loss of brake and turn signal lights that stop functioning. Unfortunately the marker lights potential issues has not been addressed. Marker lights that do not function correctly increase the risk of a crash after sunset (at nights).
Exterior lighting · 2025-09-16 · NHTSA complaint #11687725
/Users/karl/Desktop/Tiffin Dash Lights.df.pdf 12 Aug 2020 Ref VIN[XXX], Tiffin Motorhome 2017 Allegro 31 SA F225 Ford 228WB/22000GVWR 22.5TIRES or is it a F550? I see both F numbers in my documents.
Exterior lighting · 2021-12-18 · NHTSA complaint #11444238
While driving approximately 50 mph, the steering lost power and the steering wheel seized. Several warning indicators illuminated on the intrument panel, including the low voltage warning indicator. The contact also stated that the vehicle made loud noises while driving over 50 mph.
Engine · 2018-12-24 · NHTSA complaint #11163290

When owners complained

NHTSA complaints by filing year. The peak shows at what age the problems show up most.

20181
20211
20251

Comparison

By complaint count this model year ranks 17,150 of 36,656 model years in the NHTSA data (top 47% most complained about).

On average one model year of the Allegro has 3 complaints (39 years in the data). This year has 3, about average.

What to check before buying

Exterior lighting. Headlamps, leveling, sensors and mounts after a frontal hit.
Electrical system. Scan all modules, test the battery and alternator, inspect connectors near the impact zone.
Engine. Cold start, unusual noises, oil leaks and engine codes.
Steering. Steering play, power assist, rack and tie rods after a wheel impact.

Manufacturer service bulletins

Bulletin titles as filed with NHTSA.

received by NHTSA in 2025–2026 · № 11019966 · Exterior lighting Stopped using the lights we had been using due to expense
Replaced with these, but these new lights have to be wired in instead of just clicking in. These are the instructions to wire in.

Questions and answers

What are the most common problems with the 2017 Tiffin Allegro?

Owner complaints to NHTSA most often mention: exterior lighting, electrical system, engine. Total complaints: 3. The most frequent symptoms in complaint texts: brake failure (33%), A/C or heater (33%), loss of power / limp mode (33%).

How many service bulletins (TSB) were issued for the 2017 Tiffin Allegro?

NHTSA lists 1 manufacturer service bulletins for this year. A bulletin tells dealers how to diagnose or fix a known issue; it is not a recall.

Should I buy a 2017 Tiffin Allegro from a US auction?

Owner complaints describe defects, not crash damage. Before bidding, check the components listed above and review the lot photos: VinWind builds a report of visible and hidden damage by VIN.

Other 2017 models

Read also

Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-05.