The spring seat plate, located between the axle housing and the suspension springs, may deform due to spring bending. As a result, the clamping force in the assembly may be reduced. Loss of clamping force could cause spring failure and the axle will...
1966-1979 · 14 model years
Mack RL Problems by year
Owners have filed 0 complaints about the Mack RL across 14 model years, and it has 28 recalls.
- Complaints
- 0
- Recalls
- 28
- Crashes
- 0
- Fires
- 0
- Injuries
- 0
- Deaths
- 0
RL complaints by model year
Highlighted: the year with the most complaints for its age. Older vehicles have had more time to collect complaints - the Safety Index grade allows for that.
Mack RL recalls 28
The flange head pinch bolts used in the yokes of the steering shaft assemblies may have been overstressed due to the bolts not being tightened to specifications. As a result, the pinch bolts could break while in service.
In the event of turbocharger compressor wheel failure, one or more of the four capscrews that hold the turbocharger together may be struck by parts of the compressor wheel, resulting in the capscrews being damaged. If these capscrews are damaged to the point...
In the involved trucks it is possible the adjustable steering column rear mounting bracket could fail, allowing steering wheel assembly to fall down onto the operator"s lap.
A short circuit could occur due to chafing or wire disconnection in the box.
Delays of up to about 2 seconds may exist in the brake application times to the brakes on the bogie axles in the presence of certain types of wheel speed sensor signal discontinuities or distortions that may occur as a result of sensor wire failure. This...
An axle "no brake" condition could result from an eaton controller internal electrical malfunction. This condition may cause the anti-wheel lock valve solenoid to be continuously energized and prevent the brakes from being applied on one of the axles. As a...
A design deficiency exists in the air dryer piping in the area of the pressure relief valve and compressor governor control link. Moisture is passed and builds up in this relief valve and control line. In freezing ambient temperatures, this moisture may...
A deficiency exists in the welds securing the rear spring insulator bracket to the axle housing. This is due to improper positioning of the weld, in relationship to the bracket and axle housing. Failure of the welds would cause separation of the spring...
The flex blade fans on the involved vehicles may develop cracks in the laminated stiffener as a result of fatigue during operation. If such a condition exists and the cracks go undetected, continued operation could cause pieces of the stiffener to break off.
The front wheel aluminum hubs on the involved vehicles may be subject to cracks which may progress circumferentially around the barrel of the hub. This could lead to a fracture in the "barrel" position of the hub and complete hub failure.
Questions about the Mack RL
Which Mack RL years have the fewest complaints?
How many recalls does the Mack RL have?
NHTSA lists 28 recalls across all Mack RL model years. Each year's page lists the recalls for that year; check your own vehicle by VIN at nhtsa.gov/recalls to see whether the repair has been done.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked daily. Complaints are owners' own reports and are not verified. How we use the data