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2018 Tiffin Allegro BusProblems, recalls & complaints

NHTSA has logged 1 owner complaint about the 2018 Tiffin Allegro Bus, most often about the fuel system, diesel. It is covered by 2 safety recalls, and for recall 21V-680 the manufacturer reports only 44% of affected cars repaired.

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CarFlaw IndexNot enough dataHigher is better (0–100)
Safety recalls2Lowest repair rate 44%Owner complaints10 with a crash, fire or injuryTypical failure mileage8kFuel system, diesel, median miles

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through September 20, 2023. Updated daily.

Complaints by system

Where the 2018 Tiffin Allegro Bus has problems

1 complaint grouped by the system owners reported.

Box size = number of complaints naming that system. Darker = larger share. One complaint can name more than one system.
Complaints by system
SystemComplaintsCrash, fire or injury
Fuel system, diesel10

Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.

2 recalls

2018 Tiffin Allegro Bus recalls and how many were fixed

Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.

44%repaired · 2023 Q3

Rear/other: anchorage

Recall 21V-680 · Nov 5, 2021 · 10,409 vehicles · 4,609 repaired

Risk. Unsecured passengers have an increased risk of injury in the event of a crash.

Problem, fix and repair progress →

Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Tiffin.

Best & worst years

2018 vs. every other Allegro Bus year

Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the Allegro Bus median. How we score

'98'99'00'01'02'03'04'05'06'07'08'09'10'11'12'13'14'15'16'17'18'19'20'21'22'23'24'25'26'27
  • Avoid
  • Caution
  • Solid
  • Best
  • Not rated
In owners' words

What Allegro Bus owners report

Recent fuel system, diesel complaints filed with NHTSA, shortened. Personal details are removed.

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…
Complaint 11435124 · Oct 1, 2021 · 8,000 miles

Own a 2018 Allegro Bus?

Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.