TSB: TIFFIN ALLEGRO, ALLEGRO BAY, ALLEGRO BUS, BAY, BUS, PHAETON, TIFFIN, TRAVEL TRAILER, ZEPHYR (1979–2008)
Bulletin SB-21 — March 18, 2008
Bulletin Details
| Bulletin ID | SB-21 |
| Manufacturer | TIFFIN |
| Models | ALLEGRO, ALLEGRO BAY, ALLEGRO BUS, BAY, BUS, PHAETON, TIFFIN, TRAVEL TRAILER, ZEPHYR |
| Model Years | 1979–2008 |
| Date Issued | March 18, 2008 |
| Date Added to NHTSA | December 9, 2008 |
| Component | EQUIPMENT |
| Vehicles Affected | 352 combinations |
What is a TSB?
A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.
If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.
Summary
TIFFIN MOTORHOMES SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SWITCH BOX GROUNDING LUG. THE TAP SCREW IS NOT TIGHT ENOUGH. THIS COULD CAUSE PROBLEMS AT THE LOAD CENTER CAUSING A LOSS OF GROUND. CSC LETTER WAS RECEIVE
Affected Vehicles
| Make | Model | Year | Component |
|---|---|---|---|
| TIFFIN | ALLEGRO | 2008 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 2008 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 2008 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 2008 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BAY | 2008 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BAY | 2008 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BAY | 2008 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BAY | 2008 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BUS | 2008 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BUS | 2008 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BUS | 2008 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BUS | 2008 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | PHAETON | 2008 | 350000 EQUIPMENT |
| TIFFIN | PHAETON | 2008 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | PHAETON | 2008 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | PHAETON | 2008 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ZEPHYR | 2008 | 350000 EQUIPMENT |
| TIFFIN | ZEPHYR | 2008 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ZEPHYR | 2008 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ZEPHYR | 2008 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 2007 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 2007 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 2007 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 2007 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BAY | 2007 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BAY | 2007 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BAY | 2007 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BAY | 2007 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BUS | 2007 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BUS | 2007 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BUS | 2007 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BUS | 2007 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | PHAETON | 2007 | 350000 EQUIPMENT |
| TIFFIN | PHAETON | 2007 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | PHAETON | 2007 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | PHAETON | 2007 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ZEPHYR | 2007 | 350000 EQUIPMENT |
| TIFFIN | ZEPHYR | 2007 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ZEPHYR | 2007 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ZEPHYR | 2007 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 2006 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 2006 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 2006 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 2006 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BAY | 2006 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BAY | 2006 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BAY | 2006 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BAY | 2006 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BUS | 2006 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BUS | 2006 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BUS | 2006 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BUS | 2006 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | PHAETON | 2006 | 350000 EQUIPMENT |
| TIFFIN | PHAETON | 2006 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | PHAETON | 2006 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | PHAETON | 2006 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ZEPHYR | 2006 | 350000 EQUIPMENT |
| TIFFIN | ZEPHYR | 2006 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ZEPHYR | 2006 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ZEPHYR | 2006 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 2005 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 2005 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 2005 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 2005 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BAY | 2005 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BAY | 2005 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BAY | 2005 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BAY | 2005 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BUS | 2005 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BUS | 2005 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BUS | 2005 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BUS | 2005 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | BAY | 2005 | 350000 EQUIPMENT |
| TIFFIN | BAY | 2005 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | BAY | 2005 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | BAY | 2005 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | BUS | 2005 | 350000 EQUIPMENT |
| TIFFIN | BUS | 2005 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | BUS | 2005 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | BUS | 2005 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | PHAETON | 2005 | 350000 EQUIPMENT |
| TIFFIN | PHAETON | 2005 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | PHAETON | 2005 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | PHAETON | 2005 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ZEPHYR | 2005 | 350000 EQUIPMENT |
| TIFFIN | ZEPHYR | 2005 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ZEPHYR | 2005 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ZEPHYR | 2005 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 2004 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 2004 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 2004 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 2004 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BAY | 2004 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BAY | 2004 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BAY | 2004 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BAY | 2004 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BUS | 2004 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BUS | 2004 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BUS | 2004 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BUS | 2004 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | BAY | 2004 | 350000 EQUIPMENT |
| TIFFIN | BAY | 2004 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | BAY | 2004 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | BAY | 2004 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | BUS | 2004 | 350000 EQUIPMENT |
| TIFFIN | BUS | 2004 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | BUS | 2004 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | BUS | 2004 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | PHAETON | 2004 | 350000 EQUIPMENT |
| TIFFIN | PHAETON | 2004 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | PHAETON | 2004 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | PHAETON | 2004 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 2003 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 2003 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 2003 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 2003 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BAY | 2003 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BAY | 2003 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BAY | 2003 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BAY | 2003 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BUS | 2003 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BUS | 2003 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BUS | 2003 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BUS | 2003 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | PHAETON | 2003 | 350000 EQUIPMENT |
| TIFFIN | PHAETON | 2003 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | PHAETON | 2003 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | PHAETON | 2003 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | TIFFIN | 2003 | 350000 EQUIPMENT |
| TIFFIN | TIFFIN | 2003 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | TIFFIN | 2003 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | TIFFIN | 2003 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ZEPHYR | 2003 | 350000 EQUIPMENT |
| TIFFIN | ZEPHYR | 2003 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ZEPHYR | 2003 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ZEPHYR | 2003 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 2002 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 2002 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 2002 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 2002 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BAY | 2002 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BAY | 2002 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BAY | 2002 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BAY | 2002 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BUS | 2002 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BUS | 2002 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BUS | 2002 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BUS | 2002 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | PHAETON | 2002 | 350000 EQUIPMENT |
| TIFFIN | PHAETON | 2002 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | PHAETON | 2002 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | PHAETON | 2002 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | TIFFIN | 2002 | 350000 EQUIPMENT |
| TIFFIN | TIFFIN | 2002 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | TIFFIN | 2002 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | TIFFIN | 2002 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ZEPHYR | 2002 | 350000 EQUIPMENT |
| TIFFIN | ZEPHYR | 2002 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ZEPHYR | 2002 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ZEPHYR | 2002 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 2001 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 2001 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 2001 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 2001 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BAY | 2001 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BAY | 2001 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BAY | 2001 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BAY | 2001 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BUS | 2001 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BUS | 2001 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BUS | 2001 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BUS | 2001 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | BAY | 2001 | 350000 EQUIPMENT |
| TIFFIN | BAY | 2001 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | BAY | 2001 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | BAY | 2001 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | BUS | 2001 | 350000 EQUIPMENT |
| TIFFIN | BUS | 2001 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | BUS | 2001 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | BUS | 2001 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | PHAETON | 2001 | 350000 EQUIPMENT |
| TIFFIN | PHAETON | 2001 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | PHAETON | 2001 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | PHAETON | 2001 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | TIFFIN | 2001 | 350000 EQUIPMENT |
| TIFFIN | TIFFIN | 2001 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | TIFFIN | 2001 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | TIFFIN | 2001 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ZEPHYR | 2001 | 350000 EQUIPMENT |
| TIFFIN | ZEPHYR | 2001 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ZEPHYR | 2001 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ZEPHYR | 2001 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 2000 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 2000 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 2000 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 2000 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BAY | 2000 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BAY | 2000 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BAY | 2000 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BAY | 2000 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BUS | 2000 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BUS | 2000 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BUS | 2000 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BUS | 2000 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | BAY | 2000 | 350000 EQUIPMENT |
| TIFFIN | BAY | 2000 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | BAY | 2000 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | BAY | 2000 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | BUS | 2000 | 350000 EQUIPMENT |
| TIFFIN | BUS | 2000 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | BUS | 2000 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | BUS | 2000 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | PHAETON | 2000 | 350000 EQUIPMENT |
| TIFFIN | PHAETON | 2000 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | PHAETON | 2000 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | PHAETON | 2000 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | TIFFIN | 2000 | 350000 EQUIPMENT |
| TIFFIN | TIFFIN | 2000 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | TIFFIN | 2000 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | TIFFIN | 2000 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | TRAVEL TRAILER | 2000 | 350000 EQUIPMENT |
| TIFFIN | TRAVEL TRAILER | 2000 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | TRAVEL TRAILER | 2000 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | TRAVEL TRAILER | 2000 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ZEPHYR | 2000 | 350000 EQUIPMENT |
| TIFFIN | ZEPHYR | 2000 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ZEPHYR | 2000 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ZEPHYR | 2000 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 1999 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 1999 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 1999 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 1999 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BAY | 1999 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BAY | 1999 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BAY | 1999 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BAY | 1999 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BUS | 1999 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BUS | 1999 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BUS | 1999 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BUS | 1999 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | TRAVEL TRAILER | 1999 | 350000 EQUIPMENT |
| TIFFIN | TRAVEL TRAILER | 1999 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | TRAVEL TRAILER | 1999 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | TRAVEL TRAILER | 1999 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ZEPHYR | 1999 | 350000 EQUIPMENT |
| TIFFIN | ZEPHYR | 1999 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ZEPHYR | 1999 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ZEPHYR | 1999 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 1998 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 1998 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 1998 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 1998 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BAY | 1998 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BAY | 1998 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BAY | 1998 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BAY | 1998 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO BUS | 1998 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO BUS | 1998 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO BUS | 1998 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO BUS | 1998 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 1997 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 1997 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 1997 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 1997 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 1996 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 1996 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 1996 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 1996 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 1995 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 1995 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 1995 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 1995 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 1994 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 1994 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 1994 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 1994 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 1993 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 1993 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 1993 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 1993 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 1992 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 1992 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 1992 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 1992 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 1991 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 1991 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 1991 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 1991 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 1990 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 1990 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 1990 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 1990 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 1988 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 1988 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 1988 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 1988 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | TIFFIN | 1988 | 350000 EQUIPMENT |
| TIFFIN | TIFFIN | 1988 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | TIFFIN | 1988 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | TIFFIN | 1988 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | TIFFIN | 1987 | 350000 EQUIPMENT |
| TIFFIN | TIFFIN | 1987 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | TIFFIN | 1987 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | TIFFIN | 1987 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 1986 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 1986 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 1986 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 1986 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | TIFFIN | 1986 | 350000 EQUIPMENT |
| TIFFIN | TIFFIN | 1986 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | TIFFIN | 1986 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | TIFFIN | 1986 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 1985 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 1985 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 1985 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 1985 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | TIFFIN | 1985 | 350000 EQUIPMENT |
| TIFFIN | TIFFIN | 1985 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | TIFFIN | 1985 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | TIFFIN | 1985 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | TIFFIN | 1984 | 350000 EQUIPMENT |
| TIFFIN | TIFFIN | 1984 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | TIFFIN | 1984 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | TIFFIN | 1984 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 1983 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 1983 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 1983 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 1983 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 1980 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 1980 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 1980 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 1980 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | ALLEGRO | 1979 | 350000 EQUIPMENT |
| TIFFIN | ALLEGRO | 1979 | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | ALLEGRO | 1979 | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | ALLEGRO | 1979 | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
| TIFFIN | TIFFIN | — | 350000 EQUIPMENT |
| TIFFIN | TIFFIN | — | 351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER |
| TIFFIN | TIFFIN | — | 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL |
| TIFFIN | TIFFIN | — | 356000 EQUIPMENT ADAPTIVE/MOBILITY |
Related TIFFIN Recalls
What Should You Do?
If your vehicle is affected by this TSB, contact your authorized TIFFIN dealer. Bring this bulletin ID (SB-21) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.
Frequently Asked Questions
A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.
If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.
Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.
This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.