CarRecallWatchThe 2023 Mack MD has 2 safety recalls on file with NHTSA.
Owners have filed 1 complaint with NHTSA.
The most-reported problem area is Power Train (1 report).
2023 Mack MD recalls
Seat Belt Bracket May Detach in a Crash
Certain Mack trucks with a passenger bench seat may have a seat belt anchorage bracket that was improperly welded.
Engine May Shut Down Unexpectedly, Raising Crash Risk
The engine control module (ECM) can develop an internal short circuit.
Most common 2023 Mack MD problems
Problem areas named in the 1 complaints owners filed with NHTSA.
| Problem area | Reports |
|---|---|
| Power Train | 1 |
| Fuel/Propulsion System | 1 |
| Engine | 1 |
What owners report
COMPONENTS THAT FAILED: Multiple systems failed in a connected chain. (1) The DPF aftertreatment differential pressure sensor â a CONFIRMED manufacturing defect per Cummins recall T7186/T7187 (Jan 2026). (2) The Allison automatic transmission â catastrophic internal failure: torque converter destroyed, flexplate warped and cracked, metal fragments throughout. (3) The transmission control unit wiring (circuits 143/123) reversed at the factory. The DEF sensor in the same aftertreatment system also failed back in Dec 2023, 14 months before the DPF symptoms â proving a system-wide defect. All failed components and repair invoices are available for inspection upon request. SAFETY RISK: Af
2023 Mack MD questions
Does the 2023 Mack MD have any recalls?
Yes. NHTSA lists 2 safety recalls for the 2023 Mack MD: Seat Belt Bracket May Detach in a Crash; Engine May Shut Down Unexpectedly, Raising Crash Risk. Recall repairs are normally free at an authorized dealer.
What are the most common problems with the 2023 Mack MD?
Based on 1 owner complaint filed with NHTSA, the most-reported problem areas are Power Train (1), Fuel/Propulsion System (1), Engine (1).
How do I check if a recall on my 2023 Mack MD has been fixed?
Enter your 17-character VIN in our VIN recall check. It shows open recalls that have not been repaired on your specific vehicle. Recall repairs are normally free at an authorized dealer.