2011 Tiffin Allegro: common problems

Owners of the 2011 Tiffin Allegro filed 6 complaints with NHTSA, most often about service brakes and engine and cooling. Details by component below, with sources.

Key figures

Owner complaints: 6
involving a crash: 1

What fails most often

1 Service brakes 33% of all complaints
2 Engine and cooling 17% of all complaints
3 Fuel system 17% of all complaints
4 Powertrain 17% of all complaints
5 Suspension 17% of all complaints
6 Tires 17% of all complaints

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

Service brakes: 2 complaints (33% of all), 1 of them with a crash reported by the owner.
Engine and cooling: 1 complaints (17% of all).
Fuel system: 1 complaints (17% of all).
Powertrain: 1 complaints (17% of all).
Suspension: 1 complaints (17% of all).

Symptoms owners describe

How many of the 6 NHTSA complaints mention each symptom (automatic count from complaint text; one complaint can mention several).

smoke, burning smell, fire2 · 33%
brake failure1 · 17%
fuel system, fuel smell1 · 17%
overheating, coolant loss1 · 17%
rust, corrosion1 · 17%
warning lights, check engine1 · 17%

Components owners complain about

Component	Owner complaints	involving a crash
Service brakes	2	1
Engine and cooling	1	0
Fuel system	1	0
Powertrain	1	0
Suspension	1	0
Tires	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.

The contact stated while driving approximately 4 MPH as the vehicle slowed for traffic the brakes failed. The contact crashed into the vehicle directly in front with no damage to the first vehicle. The contact's vehicle sustained damage to the front cap which was cracked and fractured.
Service brakes · crash · 2022-06-01 · NHTSA complaint #11467003
Tl* the contact owns a 2011 trinity mt3 (n/a) with kings st5000 tires,(n/a) size: 175/80/13. The contact stated that he noticed two splits on the side wall of the driver's side tire. The manufacturer was made aware of the failure. The tire was replaced. The vin was not available.
Tires · 2013-08-29 · NHTSA complaint #10537913
A bracket holding the rear sway bar to the chassis on the driver side is missing one of two bolts. The bracket is bent and hangs uselessly from the chassis. This 2011 tiffin allegro was built on a ford f53 chassis. Multiple reports at tiffinrvnetwork.com alerted me to check for the problem.
Suspension · 2012-07-17 · NHTSA complaint #10466315
While driving approximately between 20-40 mph the brakes overheated and smoke emitted inside of the vehicle. The contact maneuvered to the side of the road to inspect the vehicle and then continued to drive with caution. The vehicle was taken to an authorized dealer where the front and rear brakes were replaced.
Service brakes · 2011-10-18 · NHTSA complaint #10430633
Suddenly, the rear end of the vehicle engulfed into flames, which the contact stated originated from the engine area. The fire department extinguished the large flames and the vehicle was declared as destroyed. The vehicle was towed to an impound facility. There was no personal injury.
Engine and cooling · 2011-10-05 · NHTSA complaint #10428763
It is a rear engine diesel and I fill up at truck stops where they have a fuel pump on either side. Many truck drivers use both pumps to shorted the fill time. However, the passenger's side fill is lower than the driver's side and if you use both pumps, you can overflow the passenger's side fill and spill diesel fuel…
Fuel system · 2011-03-28 · NHTSA complaint #10393468

When owners complained

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

20113
20121
20131
20221

Comparison

By complaint count this model year ranks 13,281 of 36,659 model years in the NHTSA data (top 36% most complained about).

On average one model year of the Allegro has 3 complaints (39 years in the data). This year has 6, above average.

What to check before buying

Service brakes. Pedal feel, ABS operation, leaks, discs and hoses.
Engine and cooling. Radiator and fan after a frontal hit, coolant level and condition, overheating.
Fuel system. Fuel smell, leaks, rough running, fuel-system codes.
Powertrain. Shift quality under load, harsh shifts, transmission codes, CV joints.

Questions and answers

What are the most common problems with the 2011 Tiffin Allegro?

Owner complaints to NHTSA most often mention: service brakes, engine and cooling, fuel system. Total complaints: 6. The most frequent symptoms in complaint texts: smoke, burning smell, fire (33%), brake failure (17%), fuel system, fuel smell (17%).

How many service bulletins (TSB) were issued for the 2011 Tiffin Allegro?

NHTSA lists 0 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 2011 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 2011 models

Tiffin Phaeton 2011

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 2026-11-06.