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When problems were reported
Mileage at the reported incident
Limited mileage data: 1 of 1 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
Structure. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports0 fire reports0 injury reports
What owners actually said
1 reports
48,000 miles · May 3, 2023
Structure
The contact owns a 2011 Tiffin Allegro Bus. The contact initially received notification of NHTSA Campaign Number: 12V526000 (Structure) and the RV was taken to a RV dealer and serviced. Recently, the contact took the RV to an independent mechanic for routine maintenance check and was informed that the part used to repair the exh…
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The contact owns a 2011 Tiffin Allegro Bus. The contact initially received notification of NHTSA Campaign Number: 12V526000 (Structure) and the RV was taken to a RV dealer and serviced. Recently, the contact took the RV to an independent mechanic for routine maintenance check and was informed that the part used to repair the exhaust shield, had rubbed against the exhaust pipe and created a hole. The mechanic informed the contact that the failure could have led to a fire. The mechanic also informed the contact that the bedroom floor located underneath the exhaust was charred due to the failure. The manufacturer was notified of the failure and acknowledged the defect. The RV was not repaired. The failure mileage was approximately 48,000.
Tiffin Motorhomes, Inc. (Tiffin) is recalling certain model year 2007-2011 Allegro, Allegro Bus, Phaeton, and Zephyr motorhomes, 2007-2010 Allegro Bay motorhomes, and 2010-2011 Allegro Breeze motorhomes. The windshield wiper arms on the affected vehicles may break off.
Consequence & remedy
Consequence: If the windshield wiper arms break, the driver's visibility may be reduced, increasing the risk of a crash.
Remedy: Tiffin will notify owners, and dealers will replace the wiper blade arms, free of charge. The recall began on August 19, 2016. Owners may contact Tiffin customer service at 1-256-356-8661. Tiffin's number for this recall is TIFF-100.
Tiffin Motorhomes is recalling certain model year 2010-2013 Allegro Bus motorcoaches, manufactured from March 2010, through September 2012 and equipped with a Cummins EPA 2010 ISL engine. Insufficient shielding between the exhaust pipe and floor may cause possible overheating of the floor above the engine compartment.
Consequence & remedy
Consequence: If the exhaust pipe in the engine compartment were to fail, the escaping exhaust gases could make the floor area above the engine extremely hot, increasing the risk of personal injury or possibly resulting in a fire.
Remedy: Tiffin Motorhomes will notify owners, and dealers will install a heat shield, free of charge. The safety recall began on November 14, 2012. Owners may contact Tiffin at 1-256-356-8661.
TIFFIN MOTORHOMES IS RECALLING CERTAIN MODEL YEAR 2011 ALLEGRO BUS AND PHAETON RECREATIONAL VEHICLES BUILT ON THE POWERGLIDE CHASSIS EQUIPPED WITH A CUMMINS ISX OR ISL DIESEL ENGINE. THE V-BAND CLAMP ASSEMBLY, PART NUMBERS Q187684, Q187685, AND Q187686, USED TO CONNECT THE INLET AND OUTLET CONE SECTIONS TO THE DIESEL OXIDATION CATALYST (DOC)/DIESEL PARTICULATE FILTER (DPF) INCLUDE A T-BOLT WHICH CAN FRACTURE AND FAIL WHEN SUBJECTED TO STRESS OR LOAD. A FRACTURE OR FAILURE OF THE T-BOLT MAY CAUSE THE CLAMP TO LOOSEN AND THE INLET OR OUTLET SECTIONS ATTACHED TO THE DOC/DPF HOUSING TO DISCONNECT.
Consequence & remedy
Consequence: IF THE INLET OR OUTLET SECTIONS DISCONNECT, HOT EXHAUST GASES CAN VENT PRIOR TO EXITING THE TAILPIPE, CREATING THE RISK OF COMBUSTION AND A FIRE. IF BOTH CLAMPS FAIL, THERE IS A RISK IN SOME APPLICATIONS THAT THE DOC/DPF HOUSING MAY DETACH COMPLETELY, CREATING A ROAD HAZARD.
Remedy: TIFFIN MOTORHOMES IS WORKING WITH CUMMINS TO IDENTIFY AND NOTIFY OWNERS OF THE RECALL CAMPAIGN. REPAIRS WILL BE PERFORMED BY AUTHORIZED CUMMINS DEALERS FREE OF CHARGE. THE SAFETY RECALL BEGAN ON OCTOBER 10, 2011. OWNERS MAY CONTACT CUMMINS AT 1-812-377-5000 OR TIFFIN MOTORHOMES AT 1-256-356-8661.
TIFFIN MOTORHOMES IS RECALLING CERTAIN MODEL YEAR 2011 ALLEGRO, ALLEGRO BUS, AND PHAETON RVS EQUIPPED WITH ATWOOD 35 SERIES RANGE OVENS. A POTENTIAL EXISTS FOR A SMALL FRACTURE WITHIN THE LINE DELIVERING GAS TO THE OVEN CAVITY BURNER. SUCH A FRACTURE MAY CAUSE PROPANE GAS TO LEAK FROM THE LINE.
Consequence & remedy
Consequence: A PROPANE LEAK IN THE PRESENCE OF AN IGNITION SOURCE COULD RESULT IN A FIRE AND/OR EXPLOSION CAUSING PROPERTY DAMAGE AND/OR PERSONAL INJURY.
Remedy: TIFFIN IS WORKING WITH ATWOOD AND WILL REPLACE OR REPAIR THE STOVES FREE OF CHARGE. THE SAFETY RECALL BEGAN ON OCTOBER 28, 2010. OWNERS MAY CONTACT ATWOOD AT 1-574-266-4749 OR TIFFIN 1-256-356-8661.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0
No exact-year investigations in this snapshot.
2011 Tiffin Allegro Bus Problems, Complaints & Recalls | Skip That Year
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