The defect
THE CAP SCREWS THAT HOLD THE INTERMEDIATE STEERING LINKAGES ONTO THE INPUT AND OUTPUT SHAFTS OF THE 90 DEGREE STEERING GEAR BOX WERE IMPROPERLY TORQUED, AND CAN SEPARATE FROM THE LINKAGE CONNECTIONS. ALSO, THE KEYS WERE NOT INSTALLED IN THE KEYWAYS OF THE STEERING LINKAGE AND THE STEERING BOX SHAFT.
The risk
THE CAP SCREW SEPARATING FROM THE INTERMEDIATE LINKAGE/90 DEGREE GEAR BOX AND THE MISSING KEYS HAVE THE POTENTIAL FOR CATASTROPHICFAILURE OF THE STEERING SYSTEM WHICH MAY RESULT IN AN ACCIDENT.
The remedy
REMOVE ALL FASTENERS CONNECTING THE STEERING GEAR BOX INPUT AND OUTPUT SHAFTS TO THE INTERMEDIATE LINKAGES AND REASSEMBLE WITH NEW KEYS, CAP SCREWS, WASHERS, AND NUTS.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Thomas ALL Star | 1990, 1991, 1992, 1993 |
| Thomas Type D | 1990, 1991, 1992, 1993 |
Components: STEERING:GEAR BOX (OTHER THAN RACK AND PINION)
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 ALL Star | 1990 | 0 | 3 |
| Thomas ALL Star | 1991 | 0 | 3 |
| Thomas ALL Star | 1992 | 0 | 4 |
| Thomas ALL Star | 1993 | 0 | 4 |
| Thomas Type D | 1990 | 0 | 1 |
| Thomas Type D | 1991 | 0 | 1 |
| Thomas Type D | 1992 | 0 | 1 |
| Thomas Type D | 1993 | 0 | 1 |
Other steering recalls in 1993
10 of the 223 recall campaigns reported to NHTSA in 1993 concerned the steering; THOMAS BUILT BUSES, INC. filed 100 campaigns in all.
| 93V210000 13 Dec 1993 | CHRYSLER CORPORATION |
| 93V203000 6 Dec 1993 | BLUE BIRD BODY COMPANY |
| 93V172000 25 Oct 1993 | PACCAR, INCORPORATED |
| 93V140000 24 Aug 1993 | FREIGHTLINER CORP. |
| 93V103000 14 Jun 1993 | FREIGHTLINER CORP. |
| 93V066000 27 Apr 1993 | FAIRMONT TAMPER |
| 93V063000 20 Apr 1993 | STEWART & STEVENSON SERV. |
| 93V042000 23 Mar 1993 | PACCAR, INCORPORATED |
NHTSA recalls (public domain) · all recalls of 1993