Recall 83V-121: 1978–1979 Mack FWS, 1978–1979 Mack RWL
MACK TRUCKS, INCORPORATED recall for steering, reported to NHTSA on Nov 18, 1983, covering about 1,377 vehicles.
The problem
Mounting of the pitman arm may loosen and lead to excessive wear in either the pitman arm splines or the steering gear shaft splines, or both. This condition is due to incorrect tightening of the mounting screws during assembly.
The fix
The dealer will inspect and properly tighten the pitman arm retaining screws.
Notes
Vehicle description: heavy trucks.system: steering; pitman arm.consequences of defect: looseness in the steering linkage may result in loss ofsteering control and the possibility of a vehicle accident.
Recall details
| Manufacturer | MACK TRUCKS, INCORPORATED |
|---|---|
| Component | Steering › Gear Box › Shaft Pitman |
| Recall started by | the manufacturer |
| NHTSA campaign number | 83V121000 |
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 83V-121?
Mounting of the pitman arm may loosen and lead to excessive wear in either the pitman arm splines or the steering gear shaft splines, or both. This condition is due to incorrect tightening of the mounting screws during assembly.
How is recall 83V-121 fixed?
The dealer will inspect and properly tighten the pitman arm retaining screws.
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.