Recall 12V048000 — ENGINE AND ENGINE COOLING Defect in 2011-2013 TIFFIN ZEPHYR
RECALL This recall affects up to 13 vehicles.
Recall Summary
| NHTSA Campaign | 12V048000 |
| Manufacturer | TIFFIN MOTORHOMES, INC. |
| Vehicles Affected | 13 |
| Component | ENGINE AND ENGINE COOLING |
| Date Notified | |
| Affected Vehicles |
Defect Description
TIFFIN IS RECALLING CERTAIN MODEL YEAR 2011, 2012, AND 2013 RECREATIONAL VEHICLES, MODELS PHAETON AND ZEPHYR, EQUIPPED WITH A CUMMINS ISB, ISC, ISL, OR ISX 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.
Safety 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
TIFFINS IS WORKING WITH CUMMINS TO IDENTIFY AND NOTIFY OWNERS OF THE RECALL CAMPAIGN. REPAIRS WILL BE PERFORMED BY AUTHORIZED CUMMINS DEALERS FREE OF CHARGE. OWNERS MAY CONTACT CUMMINS AT 1-812-377-5000 OR TIFFINS AT 256-356-8661.
Related Recalls for TIFFIN
| Campaign | Vehicle | Component | Date | Affected |
|---|---|---|---|---|
| 25V905000 | 2025 TIFFIN OPEN TRAIL | ELECTRICAL SYSTEM:PROPULSION SYSTEM:INVERTER | 18 | |
| 25V799000 | 2026 TIFFIN OPEN TRAIL | EQUIPMENT:OTHER:LABELS | 8 | |
| 25V554000 | 2025 TIFFIN GT1 | SEAT BELTS:REAR/OTHER | 20 | |
| 25V481000 | 2025 TIFFIN GH1 | ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR | 418 | |
| 25V186000 | 2025 TIFFIN ZEPHYR | STRUCTURE:EMERGENCY:ESCAPE/EGRESS/EXIT | 3 | |
| 24V669000 | 2022 TIFFIN ALLEGRO BAY | STRUCTURE:FRAME AND MEMBERS | 400 | |
| 24V566000 | 2022 TIFFIN ZEPHYR | ELECTRICAL SYSTEM:IGNITION | 679 | |
| 24V506000 | 2024 TIFFIN CONVOY | TIRES:TEMPORARY/EMERGENCY SPARE TIRE | 282 | |
| 24V337000 | 2024 TIFFIN BYWAY | STRUCTURE:EMERGENCY:ESCAPE/EGRESS/EXIT | 42 | |
| 24V260000 | 2024 TIFFIN BYWAY | EQUIPMENT:APPLIANCE:OVEN/STOVE/COOKTOP | 169 |