The defect
TIFFIN IS RECALLING 23 MY 2009 ALLEGRO BUSES EQUIPPED WITH ARVINMERITOR AXLE ASSEMBLIES. THE WHEEL END STUDS MAY HAVE BEEN IMPROPERLY TEMPERED RENDERING THEM BRITTLE AND SUSCEPTIBLE TO FRACTURE. IF ONE WHEEL STUD FRACTURES, THE REMAINING WHEEL STUDS ARE REQUIRED TO CARRY MORE LOAD. IF LEFT IN THIS CONDITION, THE REMAINING WHEEL STUDS MAY ALSO FRACTURE EVEN IF THEY ARE PROPERLY MANUFACTURED.
The risk
FRACTURED WHEEL STUDS COULD RESULT IN A VEHICLE CRASH.
The remedy
TIFFIN IS WORKING WITH ARVINMERITOR WHO WILL REPLACE ANY AFTERMARKET REPLACEMENT STUD FREE OF CHARGE (PLEASE SEE 08E038). OWNERS MAY CONTACT ARVINMERITOR AT 1-248-435-8793 OR TIFFIN AT 256-356-8661.
NHTSA's own wording · initiated by ODI
Vehicles covered
| Model | Model years |
|---|---|
| Tiffin Allegro Bus | 2009 |
Components: POWER TRAIN:AXLE HUBS
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Tiffin Allegro Bus | 2009 | 0 | 6 |
Other power train recalls in 2009
20 of the 491 recall campaigns reported to NHTSA in 2009 concerned the power train; TIFFIN MOTORHOMES, INC. filed 30 campaigns in all.
| 09V430000 27 Nov 2009 | DUTCHMEN MANUFACTURING, INC. |
| 09V436000 5 Nov 2009 | CHRYSLER LLC |
| 09V415000 21 Oct 2009 | PACCAR INCORPORATED |
| 09V333000 20 Aug 2009 | VOLKSWAGEN OF AMERICA, INC |
| 09V240000 30 Jun 2009 | MACK TRUCKS, INC |
| 09V235000 25 Jun 2009 | CLASSIC MOTORWORKS LIMITED, USA |
| 09V229000 18 Jun 2009 | PACCAR INCORPORATED |
| 09V228000 18 Jun 2009 | KEYSTONE RV COMPANY |
NHTSA recalls (public domain) · all recalls of 2009