Vehicle recall 84V032000 · March 22, 1984
Western RWL Series and RWS Series
Front axle air brake lines are routed too close to the engine exhaust manifold.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- Front axle air brake lines are routed too close to the engine exhaust manifold. This can permit brake lines to melt and rupture, causing a reduction in air pressure to brake chambers upon brake application.
- Remedy
- Front axle air brake lines will be replaced, employing new routing and heat resistance improvements.
- Notes
- Vehicle description: trucks equipped with mach E-9 series V-8 engines.system: service brakes; front brake lines.consequences of defect: vehicle stopping distance would increase withoutwarning and could result in a vehicle crash.
Recall details
- NHTSA campaign
- 84V032000
- Reported to NHTSA
- March 22, 1984
- Filed by
- MACK TRUCKS, INCORPORATED
- Vehicles potentially affected
- 1,163
- Initiated by
- the manufacturer
- Components
- Service brakes, air › Supply › Hoses, lines/piping, and fittings
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Western RWL Series (1981-1984): 1984, 1983, 1982, 1981
- Western RWS Series (1981-1984): 1984, 1983, 1982, 1981
Has your Western been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Western dealer can also check your VIN. Recall repairs are free.