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NHTSA campaign 22V204000 · Mack campaign SC0434

Mack Recall 22V-204: Loss of Power Steering Assist

NHTSA recall 22V204000 (Mack campaign SC0434) was reported by Mack Trucks, Inc. on March 29, 2022, with 33 vehicles potentially affected (per NHTSA). NHTSA's record lists the Mack LR Electric for model years 2021–2023. Owners were notified on May 24, 2022, per NHTSA.

Updated daily from NHTSA's recall files

Is my vehicle included?

This page lists, by model year, the vehicles NHTSA's recall record names for campaign 22V204000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.

To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.

Free VIN check: decode a VIN to see its year, make and model.

Key facts

NHTSA campaign
22V204000 (also written 22V-204 or 22V204)
Filed by
Mack Trucks, Inc.
Mack campaign number
SC0434
Report received
Potentially affected
33 vehicles (per NHTSA)
Component
Steering — Hydraulic Power Assist System
Owners notified

Repair completion: 81.82% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)

NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.

Vehicles listed for this recall

NHTSA's recall record lists these vehicles for recall 22V204000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.

Mack

All Mack recalls

NHTSA's recall notice

As NHTSA's recall record states it for campaign 22V204000.

Defect description

Mack Trucks, Inc. (Mack) is recalling certain 2023 LR Battery Electric trucks. During certain driving maneuvers, the power steering system may lose pressure, causing a loss of power steering assist.

Safety consequence

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

Manufacturer remedy

Dealers replace the higher ratio steering gear and power steering pump software for higher RPM's on the steering pump, free of charge. Owner notification letters were mailed on May 24, 2022. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0434.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Sources

Official NHTSA notice for recall 22V204000

Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.