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Mack during certain driving maneuvers, the power steering system may lose pressure, causing a loss of power steering assist.

NHTSA campaign 22V-204 · Reported March 29, 2022 · 33 vehicles affected

AFFECTED MODELS
Mack LR
VEHICLES AFFECTED
33
REMEDY
Dealers replace the higher ratio steering gear and power steering pump software for higher RPM's on the steering pump, free of charge.
COST
Free

The short version

Mack Trucks, Inc. reported a problem with the steering hydraulic power assist system. Here is what owners need to know.

WHAT

During certain driving maneuvers, the power steering system may lose pressure, causing a loss of power steering assist.

WHY IT MATTERS

Loss of power steering assist increases the risk of a crash.

WHAT TO DO

Dealers replace the higher ratio steering gear and power steering pump software for higher RPM's on the steering pump, free of charge.

Affected vehicles

These model years are included in NHTSA campaign 22V-204.

YEAR RANGEMODEL
2021–2023Mack LR

What changed

Newest first. The record shows both when the recall began and what has changed since.

  1. Recall reported to NHTSA. LATEST

Drive one of these? Check your VIN to see if your specific vehicle is affected.

Check your VIN

What this record means

Data from the NHTSA recall database. A clean VIN check means no open federal recalls for that vehicle — not that it never had one.

Not affiliated

MyAutoRecalls is not affiliated with Mack Trucks, Inc. or the National Highway Traffic Safety Administration.