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2024 Mack LR recalls

Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.

6 recalls found in NHTSA data as of September 22, 2026

For the 2024 Mack LR. These apply to the model and year, not to one particular vehicle: check your VIN to see whether yours is included and whether it has been repaired.

One of these recalls carries a manufacturer safety advisory to stop driving or to park outside until repaired. See below.

Has your Mack been repaired?

Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.

NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Mack dealer can also check your VIN. Recall repairs are free.

2024 Mack LR recalls, newest first

March 27, 2024NHTSA 24V232000106 vehicles potentially affected

Electrical system › Wiring › Fuses and circuit breakers

Summary
Mack Trucks, Inc. (Mack) is recalling certain 2024-2025 LR natural gas vehicles. The methane detector may be inoperative due to a missing fuse.
Consequence
An inoperative methane detector can fail to detect a gas leak, increasing the risk of a fire or injury.
Remedy
Dealers will install a fuse, free of charge. Owner notification letters were mailed April 10, 2024. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0461.

This recall on nhtsa.gov

November 22, 2023NHTSA 23V792000650 vehicles potentially affected

Vehicle speed control

Summary
Mack Trucks, Inc. (Mack) is recalling certain 2023-2024 GR, AN, LR, and Terrapro vehicles. The engine may not return to idle within 2 seconds if the accelerator pedal position sensor becomes disconnected. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 124, "Accelerator Control Systems."
Consequence
An engine that does not return to idle quickly enough can cause a loss of vehicle control, increasing the risk of a crash.
Remedy
Mack will replace the throttle pedal and update the vehicle software, free of charge. Owner letters were mailed February 27, 2024. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0455.

This recall on nhtsa.gov

October 24, 2023NHTSA 23V71300047 vehicles potentially affected

Steering

  • Do not drive until repaired
Summary
Mack Trucks, Inc. (Mack) is recalling certain 2024 LR vehicles. The fasteners that connect the power steering assist cylinder to steering arm may be loose or missing.
Consequence
The power steering assist cylinder may separate from the steering arm, causing a loss of vehicle control and increasing the risk of a crash.
Remedy
Owners are advised not to drive their vehicles until the repair has been performed. Dealers will inspect and tighten the steering gear fasteners and install a new cotter pin, free of charge. Owner notification letters are expected to be mailed December 15, 2023. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0451.

This recall on nhtsa.gov

July 27, 2023NHTSA 23V51300019 vehicles potentially affected

Structure

Summary
Mack Trucks, Inc. (Mack) is recalling certain 2024 LR garbage trucks. The reinforcing floor welds may be missing from around the passenger seat pedestal, reducing floor strength.
Consequence
The pedestal may buckle during a crash, preventing the passenger seat from properly restraining a passenger.
Remedy
Dealers will inspect and add welds as necessary, replace the missing floor welds, free of charge. Owner notification letters were mailed September 12, 2023. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0446.

This recall on nhtsa.gov

July 3, 2023NHTSA 23V465000204 vehicles potentially affected

Visibility › Windshield wiper/washer › Linkages

Summary
Mack Trucks, Inc. (Mack) is recalling certain 2023-2024 LR garbage trucks. The wiper arm retention nuts may be loose, stripping, and causing the windshield wipers to fail.
Consequence
Inoperative windshield wipers can reduce visibility, increasing the risk of a crash.
Remedy
Dealers will inspect, tighten the retention nuts, and replace the windshield wiper arms as necessary, free of charge. Owner notification letters were mailed August 22, 2023. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0445.

This recall on nhtsa.gov

May 2, 2023NHTSA 23V3100005 vehicles potentially affected

Electrical system › Horn

Summary
Mack Trucks, Inc. (Mack) is recalling certain 2024 LR electric garbage trucks, equipped with electric horns. The circuit connecting the horn button to the horn is missing, making the horn inoperative.
Consequence
A vehicle with an inoperative horn cannot alert other drivers, increasing the risk of a crash.
Remedy
Dealers will add the necessary circuits to connect the horn button to the horn, free of charge. Owner notification letters were mailed June 20, 2023. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC443.

This recall on nhtsa.gov

Owner complaints

No owner complaints about the 2024 Mack LR were found in NHTSA’s complaint data.

Other Mack LR years

Other 2024 Mack models

Most recalled 2024 vehicles

  1. 2024 Jeep Grand Cherokee (16 recalls)
  2. 2024 Ford Bronco (16 recalls)
  3. 2024 Ford Maverick (15 recalls)
  4. 2024 Thomas Built Buses SAF-T-Liner C2 (14 recalls)
  5. 2024 Ford Ranger (13 recalls)
All of 2024’s most recalled vehicles

Questions

Does the 2024 Mack LR have any recalls?
6 recalls found in NHTSA data as of September 22, 2026, covering: electrical system, vehicle speed control, steering, structure, visibility. Recalls apply to the model and year; whether a particular vehicle is included, and whether it has been repaired, depends on its VIN.
How do I check if my 2024 Mack LR recall has been fixed?
Enter your 17-character VIN at nhtsa.gov/recalls, or ask a Mack dealer. Recall repairs are free. NHTSA's VIN search doesn't list recalls that were already repaired.
How many complaints have owners filed about the 2024 Mack LR?
0 complaints filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.