The worst 2023 Mack LR problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
Problems by type
Tap a problem to see which part fails, at what mileage and in which other years.
Recalls 2
Vehicle speed control
- What is wrong
- 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."
- Risk
- 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.
Recall number 23V792000 · Recall details
Visibility: windshield wiper/washer: linkages
- What is wrong
- 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.
- Risk
- 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.
Recall number 23V465000 · Recall details
Technical service bulletins for the 2023 Mack LR 71
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
Compare the 2023 Mack LR
Other model years
Questions about the 2023 Mack LR
Is the 2023 Mack LR reliable?
Owners have filed 0 complaints about the 2023 Mack LR.
What is the most common problem with the 2023 Mack LR?
There are not enough complaints to tell.
How many recalls does the 2023 Mack LR have?
2 recalls, covering vehicle speed control and visibility.
VIN decoder
See the problems and recalls for an exact car
Buying a used 2023 Mack LR?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history