2009 Tiffin Allegro Bus Recall: Power Train

NHTSA campaign 09V045000 · Power Train · filed Feb 5, 2009 · verified Jul 30, 2026

Units reported

Manufacturer

TIFFIN MOTORHOMES, INC.

Risk

Crash / injury

Owner letters

Mailing began Feb 28, 2009

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.

Check whether your specific vehicle is affected

Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.

Check VIN on NHTSA →

The fix — what to do

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.

CUSTOMERS MAY ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY 1-800-424-9153), OR GO TO <A HREF=HTTP://WWW.SAFERCAR.GOV>HTTP://WWW.SAFERCAR.GOV</A> .

Affected vehicles

Make	Model	Model years
Tiffin	Allegro Bus	2009

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Source: NHTSA recall database, campaign 09V045000. Data last verified Jul 30, 2026.