Steering: gear box (other than rack and pinion)Recall 93V-142 · Thomas vehicles
THOMAS BUILT BUSES, INC. recall 93V-142 covers 336 Thomas vehicles for a steering: gear box (other than rack and pinion) problem, reported to NHTSA on October 1, 1993.
Source: NHTSA recall 93V142001 and manufacturer quarterly reports. Started by the manufacturer.
The problem
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 fix
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.
SYSTEM: STEERING; GEAR BOX.VEHICLE DESCRIPTION: SCHOOL BUS; FRONT ENGINE DIESEL CHASSIS; 30,000 POUND GVWR.NOTE: THOMAS BUILT IS THE ONLY AFFECTED ORIGINAL EQUIPMENT MANUFACTURER AND WILLBE PERFORMING THE RECALL.
Recall repairs are free. Confirm whether this recall is open on your vehicle by entering its VIN at nhtsa.gov/recalls.
Vehicles in this recall
Built from June 1, 1990 to August 1, 1993. Not every vehicle in these model years is included; check by VIN.