Recall 91V187000 — SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM Defect in 1985-1991 OSHKOSH F
RECALL This recall affects up to 130 vehicles.
Recall Summary
| NHTSA Campaign | 91V187000 |
| Manufacturer | OSHKOSH TRUCK CORPORATION |
| Vehicles Affected | 130 |
| Component | SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM |
| Date Notified | |
| Affected Vehicles |
Defect Description
THESE VEHICLES HAVE FRONT AXLES WITH BRAKE CAM OPERATION OPPOSITE TO THE ROTATION OF THE BRAKE DRUM (CAM OPPOSITE), AND THERE IS A TENDENCY FOR BRAKES TO CHATTER UNDER LOW AIR PRESSURE, RESULTING IN VIBRATIONS. THE VIBRATIONS INDUCE STRESSES IN THE TIE ROD END BEYOND ITS ENDURANCE LIMIT, AND RESULT IN CRACKS IN THE THREADED PORTION OF THE STUD WHERE THE TUBE ENDS.
Safety Consequence
CRACKS IN THE TIE ROD CAN RESULT IN SEPARATION OF THETIE ROD AND LOSS OF VEHICLE CONTROL WITHOUT PRIOR WARNING.
Remedy
REPLACE THE CAM OPPOSITE BRAKE ACTUATION WITH CAM SAME BRAKE OPERATION, BY INTERCHANGING THE LEFT AND RIGHT CAM ASSEMBLIES TO AVOID BRAKE CHATTERING; AND REPLACE TIE RODS.
Related Recalls for OSHKOSH
| Campaign | Vehicle | Component | Date | Affected |
|---|---|---|---|---|
| 26V074000 | 2025 OSHKOSH NGDV | SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES | 5,242 | |
| 25V444000 | 2025 OSHKOSH NGDV | EQUIPMENT:OTHER:LABELS | 917 | |
| 25V228000 | 2024 OSHKOSH S-SERIES | POWER TRAIN:AXLE ASSEMBLY | 469 | |
| 25V224000 | 2025 OSHKOSH NGDV ELECTRIC | BACK OVER PREVENTION:DISPLAY FUNCTION | 216 | |
| 25V192000 | 2024 OSHKOSH NGDV ELECTRIC | VISIBILITY:WINDSHIELD WIPER/WASHER | 169 | |
| 24V917000 | 2022 OSHKOSH S-SERIES | VEHICLE SPEED CONTROL:THROTTLE | 800 | |
| 24V928000 | 2025 OSHKOSH DEFENSE NGDV ICE | BACK OVER PREVENTION:DISPLAY FUNCTION | 144 | |
| 24V471000 | 2025 OSHKOSH DEFENSE NGDV ICE | AIR BAGS | 8 | |
| 22V378000 | 2019 OSHKOSH S-SERIES | ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR | 1,316 | |
| 22V008000 | 2019 OSHKOSH S-SERIES | FUEL SYSTEM, DIESEL:FUEL INJECTION SYSTEM:FUEL RAIL | 1,608 |