# Recalls that may apply to the 1993 Mack RB

A recall listed here may apply to a vehicle of this year, make and model. Only the manufacturer can say whether it applies to one vehicle: check the VIN with the official lookups.

## United States (NHTSA), as of 2026-10-19

- [93V024000](/recalls/nhtsa/93V024000.md), 1993-02-16: TRAILER HITCHES. THE CARRIER YOKE BOLTS WERE MANUFACTURED WITH WORN ROLLING THREAD DIES, CAUSING STRESS CONCENTRATIONS WHICH CAUSED CRACKS DURING THE QUENCHING PROCESS.

## Canada (Transport Canada), as of 2026-10-19

- [1995126](/recalls/tc/1995126.md), 1995-07-06: Brakes. DEFECT:  VEHICLES NOT EQUIPPED WITH A PROTECTIVE PRESSURE RELIEF VALVE BETWEEN THE AIR COMPRESSOR AND AIR DRYER, HAVE THE POSSIBILITY OF BECOMING OVERPRESSURIZED AND THE AIR DRYER MAY SEPARATE FROM THE MOUNTING BASE.  THE SEPARATED CARTRIDGE MAY CAUSE PERSONAL INJURY OR PROPERTY DAMAGE. CORRECTION:  A PROTECTIVE PRESSURE RELIEF VALVE BETWEEN THE AIR COMPRESSOR AND THE AIR DRYER WILL BE INSTALLED.
- [1993025](/recalls/tc/1993025.md), 1993-03-03: Powertrain. NOTE: CLASS 8 TRUCKS. THE BOLTS THAT RETAIN THE DRIVELINE YOKES TO THE TRUCK'S REAR AND REAR  REAR CARRIERS MAY BE DEFECTIVE AND COULD FAIL AND ALLOW THE DRIVELINE TO  SEPARATE FROM THE CARRIER ASSEMBLY. THE RESULTING DEBRIS FALLING TO THE  ROAD SURFACE COULD CREATE A SAFETY HAZARD TO OTHER HIGHWAY USERS. CORRECTION: CARRIER YOKE BOLTS WILL BE REPLACED ON AFFECTED VEHICLES.

## Check a VIN

- [NHTSA recall lookup by VIN, United States](https://www.nhtsa.gov/recalls)
- [Transport Canada recall search, Canada](https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng)

Contains information licensed under the Open Government Licence – Canada.

JSON: [/v1/vehicles/1993_mack_rb/recalls](/v1/vehicles/1993_mack_rb/recalls)

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