2004–2005 Orion Vii Recall: ON CERTAIN BUSES EQUIPPED WITH A GRAHAM WHITE BRAKE AIR DRYER MODEL QBA15…
NHTSA campaign 06V492000 · Service Brakes, Air · filed Dec 22, 2006 · verified Jul 30, 2026
The defect
ON CERTAIN BUSES EQUIPPED WITH A GRAHAM WHITE BRAKE AIR DRYER MODEL QBA15, THE BRAKE AIR DRYER TIMER DOES NOT FUNCTION PROPERLY. THE AIR ENTERING INTO THE BRAKE SYSTEM MAY NOT HAVE THE MOISTURE REMOVED. IF NOT PROPERLY DRAINED, SMALL ICE CRYSTALS MAY FORM IN THE BRAKE SYSTEM PREVENTING THE SYSTEM TO OPERATE THE BRAKES PROPERLY.
The risk
THE BUS MAY NOT PERFORM AS EXPECTED WHEN STOPPING, INCREASING THE RISK OF A 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
DAIMLERCHRYSLER IS WORKING WITH GRAHAM WHITE TO DEVELOP A REMEDY. OWNERS ARE BEING ASKED TO INSPECT THE WET BRAKE AIR TANK FOR MOISTURE BY USING A MANUAL DRAIN. ONLY TWO CUSTOMERS ARE INVOLVED AND HAVE BEEN CONTACTED.
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 HTTP://WWW.SAFERCAR.GOV.
Affected vehicles
Related recalls
More Orion Vii recalls
- 2010–2012 Orion Vii — Affected seats have J-Brackets that may be missing welds…
- 2007–2012 Orion Vii — Excessive engine crankcase pressures may cause the…
- 2007–2012 Orion Vii — Condensation in the intake manifold may freeze during cold…
- 2003–2008 Orion V and 1 other model — Specific potting compound used in the equalizers and…
- 2011–2012 Orion Vii — In the affected vehicles, the brake chambers may leak…
Other campaigns involving Orion vehicles
Source: NHTSA recall database, campaign 06V492000. Data last verified Jul 30, 2026.