Recall 84V-140: 1982–1984 Mack MH, 1982–1984 Mack R
MACK TRUCKS, INCORPORATED recall for trailer hitches, reported to NHTSA on Nov 7, 1984, covering about 64 vehicles.
The problem
Due to improper and inadequate welding practices, the fifth wheel on the involved vehicles is defective. Frame mounted supports may have incomplete or poor quality welds. The welds could subsequently fail allowing separation of the tractor from the trailer.
The fix
The dealer will inspect and remove the fifth wheel and reweld the mounting angles at no charge to the owner.
Notes
Vehicle description: truck tractors.system: structure; fifth wheel assembly.consequences of defect: if the trailer separates during operation an accidentand personal injury could result.
Recall details
| Manufacturer | MACK TRUCKS, INCORPORATED |
|---|---|
| Component | Trailer Hitches › Fifth Wheel Assembly |
| Recall started by | the manufacturer |
| NHTSA campaign number | 84V140000 |
Vehicles in this recall
Not every vehicle of these model years is included. Enter your VIN at nhtsa.gov/recalls ↗ or ask a dealer.
Frequently asked questions
What is recall 84V-140?
Due to improper and inadequate welding practices, the fifth wheel on the involved vehicles is defective. Frame mounted supports may have incomplete or poor quality welds. The welds could subsequently fail allowing separation of the tractor from the trailer.
How is recall 84V-140 fixed?
The dealer will inspect and remove the fifth wheel and reweld the mounting angles at no charge to the owner.
Is the recall repair free?
Yes. Safety recall repairs are free at authorized dealers. Check whether your vehicle is included with its VIN at nhtsa.gov/recalls.