Fuel injection system reconfiguration to comply with engine emission standards cause higher engine vibration levels which lead to early wear and complete failure of the secondary throttle return mechanism.
1964-1992 · 29 model years
Mack CF Problems by year
Owners have filed 0 complaints about the Mack CF across 29 model years, and it has 22 recalls.
- Complaints
- 0
- Recalls
- 22
- Crashes
- 0
- Fires
- 0
- Injuries
- 0
- Deaths
- 0
CF 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 CF recalls 22
Incorrect manufacture of the hydroboost cylinder allows the ball socket clamp to contact right side steering lever on an extreme left turn and cause flexing of the cylinder rod .
Stresses imposed on the lever during turning maneuvers and/or impact incidents, such as would be caused by curbs or road surface irregularity, reduce the life expectancy of the part. The steering lever may crack and eventually the stresses could cause the...
Welding deficiencies can cause two-piece steering gear mounting bracket to progressively separate.
Air piping is installed in a way that could cause front brake hoses to rub against the brake chamber.
Fasteners that hold the rear wheel to the hub and drum assembly may be improperly torqued.
Cross steering levers may be improperly heat treated and subject to fail during normal operation.
An incorrect steering shaft retaining nut is installed on the shaft and can loosen causing steering play. Consequence of defects: if nut is not...
The splined steering shaft may not be sufficiently engaged as designed due to inaccurate drilling of the holes in the frame to which the cab front mount member is bolted. Under certain conditions the steering shaft may disengage...
Spring seat can deform, which causes a decrease in the clamping force in the suspension assembly. Loss of clamping force may bring about axle misalignment or axle housing failure.
On the involved vehicles the floorboard opening and the steering column seal bracket do not have sufficient clearance to allow the shaft to turn freely. This causes the pinch bolt to bind or lock against the seal bracket.
The floorboard opening and the steering column seal bracket may not allow sufficient clearance for the shaft to turn freely in the center of the bracket/seal. The pinch bolt in the column yoke may bind or lock the column against the bracket, allowing little...
Questions about the Mack CF
Which Mack CF years have the fewest complaints?
How many recalls does the Mack CF have?
NHTSA lists 22 recalls across all Mack CF 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