The defect
CERTAIN BUSES FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, "AIR BRAKE SYSTEMS." THESE BUSES DO NOT HAVE A CHECK VALVE BETWEEN THE WET TANK AND THE SECONDARY TANK.
The risk
THE ABSENCE OF A CHECK VALVE COULD CAUSE INCREASED STOPPING DISTANCES.
The remedy
DEALERS WILL ADD A CHECK VALVE. THE UNITS AFFECTED ARE ONLY IN THE STATE OF WASHINGTON. OWNER NOTIFICATION BEGAN MAY 10, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT THOMAS BUILT AT 336-889-4871.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Thomas Conventional | 2001 |
Components: SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Thomas Conventional | 2001 | 1 | 4 |
Other service brakes, air recalls in 2002
58 of the 434 recall campaigns reported to NHTSA in 2002 concerned the service brakes, air; FREIGHTLINER CORPORATION filed 151 campaigns in all.
| 02V139027 31 Dec 2002 | VERMEER MANUFACTURING COMPANY |
| 02V321001 2 Dec 2002 | FREIGHTLINER CORPORATION |
| 02V321002 26 Nov 2002 | MACK TRUCKS, INCORPORATED |
| 02V139026 16 Oct 2002 | DRIVE LINE INC. |
| 02V210009 4 Oct 2002 | FEATHERLITE, INC. |
| 02V210008 23 Sept 2002 | TRIAD MACK SALES |
| 02V241002 20 Sept 2002 | INTERNATIONAL TRUCK AND ENGINE |
| 02V254000 11 Sept 2002 | EAST MANUFACTURING CORP. |
NHTSA recalls (public domain) · all recalls of 2002