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Stay Informed: Heavy Truck Recalls in June 2023
In June 2023, recalls were announced on vehicles from Navistar, Wabash, Mack, Volvo, ST Engineering Hackney, and Stoughton Trailers.

This month's recall roundup features recalls from Volvo, Mack, and more.
Photo: Mack/Stoughton Trailers/ST Engineering Hackney/Canva
Each month, HDT brings you a recall roundup of heavy-duty truck and trailer recalls announced by the National Highway Traffic Safety Administration. Following are recalls from June 2023.
NHTSA recalls involve vehicles that may create a safety risk. If left unrepaired, the agency explained, a potential safety defect could lead to injury or even death. Safety defects must be repaired by a dealer at no cost to the vehicle owner.
Stay informed and ensure the safety of your fleet, especially if you have Navistar, Wabash, Mack, or Volvo vehicles in your lineup.
Navistar Recall
Vehicles:
Potential UnitsAffected: 6,786.
Component: Service brakes.
Breakdown: The brake pressure switch assembly may leak brake fluid into the brake pressure switch's electrical components and cause an electrical short-circuit.
Solution: Owners are advised to park outside and away from structures until the recall repair is complete. Dealers will replace the brake pressure switch and if necessary, the wire harness or fuse
Wabash National Recalls
Vehicles:
Potential Units Affected: 40.
Component: Trailer hitch.
Breakdown: The kingpin was not welded properly, which can result in the kingpin detaching within the upper coupler.
Solution: Replace the upper coupler assembly.
Mack Recalls
Vehicle:2019-2023 LR battery electric.
Potential Units Affected: 47.
Component: Electrical system.
Breakdown: The power cables that connect to the windscreen heater relay may have a loose connection and cause the relay to fail.
Solution: Tighten the power cable to relay connection
Volvo Trucks North America Recalls
Vehicle:2019-2023 VNR Electric.
Potential Units Affected: 243.
Component: Electrical system.
Breakdown: The power cables that connect to the windscreen heater relay may have a loose connection and cause the relay to fail.
Solution: Tighten the power cable to relay connections.
ST Engineering Hackney Recall
Potential Units Affected: 120.
Component: Suspension.
Breakdown: The suspension pivot bolt may not have been properly tightened during the alignment process on certain Hendrickson suspensions with Quick-Align systems.
Solution: Dealers will inspect, and if necessary, tighten the suspension pivot bolt.
Stoughton Trailers Recalls
Potential Affected: 1,152.
Component: Wheels.
Breakdown: Improperly tightened lug nuts can allow the wheel to detach, increasing the risk of a crash.
Solution: Stoughton will inspect and tighten the lug nuts.
Autocar Recalls
Vehicle:2022-2023 DC (Legend).
Potential Affected: 39.
Component: Steering.
Breakdown: The steering column shaft may not have been properly welded. An improperly welded steering column shaft can separate and cause a sudden loss of steering control, increasing the risk of a crash.
Solution: Inspect and replace the steering column shaft.
Autocar Recalls
Vehicle:2022-2023 Peterbilt 579 vehicles equipped with MX-13 engines and 160-amp alternators.
Potential Affected: 4,914.
Component: Alternator cable.
Breakdown: A fastener on the front spring bracket may have been installed with the head on the outside of the frame rail, which can chafe and damage the alternator positive cable.
Solution: Dealers will replace the frame fastener and secure the alternator cable.
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