No complaints are listed for the 2001 Mack LE. NHTSA's API and bulk file list none in this build.
Data build 2026-10-07.
NHTSA lists this vehicle as MACK LE.
Model-generated complaint tags: No complaints are listed for tagging.
Recalls
1 recalls.
Date: 2004-04-07. Systems: FUEL SYSTEM, OTHER.
Defect: ON CERTAIN CHASSIS BUILT WITH LNG ENGINES, THE NEXGEN LNG TANK'S PRIMARY AND SECONDARY RELIEF VALVES COULD FAIL TO OPEN AND RELIEVE TANK PRESSURE.
Consequence: THIS COULD CAUSE ICE BUILDUP ON THE DISCHARGE SIDE OF THE PRIMARY AND SECONDARY PRESSURE SYSTEM ALLOWING THE RELIEF SYSTEM TO FREEZE AND BECOME BLOCKED RESULTING IN OVER PRESSURIZATION OF THE LNG TANKS CREATING THE RISK OF CATASTROPHIC TANK RUPTURE WHICH COULD CAUSE SERIOUS INJURY OR DEATH.
Remedy: DEALERS WILL RETROFIT THE LNG TANKS WITH A NEW PRIMARY RELIEF VALVE PIPE AWAY TUBE AND A NEW VENTILATED SHROUD. THE RECALL BEGAN APRIL 6, 2004. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT MACK AT 1-610-709-3337.
Do not drive: No. Park outside: No.
Manufacturer communications
37 manufacturer communications.
Communications by system| System | Count |
|---|
| ENGINE AND ENGINE COOLING | 15 |
|---|
| ELECTRICAL SYSTEM | 10 |
|---|
| POWER TRAIN | 6 |
|---|
| EQUIPMENT | 4 |
|---|
| SERVICE BRAKES | 2 |
|---|
| SUSPENSION | 2 |
|---|
| UNKNOWN OR OTHER | 2 |
|---|
| VEHICLE SPEED CONTROL | 2 |
|---|
11021332
Date: 2025-07-28. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
CBR - A significant GPS reporting issue is affecting fleet operations, with trucks maintaining back-office communication but failing to transmit GPS location data.
11021333
Date: 2025-07-17. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM, SERVICE BRAKES.
CBR - To correct the MID136 SID 66 FMI 7 fault code the latest Bendix VCP file will need to downloaded.
11008366
Date: 2024-09-13. Type: Service Bulletin/Repair Instructions. Systems: SERVICE BRAKES.
CBR: To correct the MID136 SID 66 FMI 7 fault code the latest Bendix VCP fi le will need to be downloaded.
10246086
Date: 2023-11-07. Type: Service Bulletin/Repair Instructions. Systems: POWER TRAIN.
TSB: Mack Trucks now offer an improved HD Inter-Axle Through Shaft for the CRD 125, 150, 180, and 200 family carriers. The new HD shaft went into production on January 23rd, 2023 for 2.54 - 3.50 axle ratios and April 1st, 2023 for 3.56 - 3.98 ratios. The new HD through shaft is an upgrade over the c
10241946
Date: 2023-08-14. Type: Service Bulletin/Repair Instructions. Systems: SUSPENSION.
TSB: Barksdale Leveling Valve, Leak Test
10238788
Date: 2023-06-06. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
V-MAC III Odometer And Engine Hours Programming
10237339
Date: 2023-05-24. Type: Service Bulletin/Repair Instructions. Systems: EQUIPMENT.
CBR: eWarranty To UCHP Labor Code ( SCC Code ) Crossover, Conversion Information For Use With Campaigns ( FI, PI ) And Recalls ( EC, SC ), Location On Trucks Dealer Portal ( TDP )
10232613
Date: 2023-02-28. Type: Service Bulletin/Repair Instructions. Systems: ENGINE AND ENGINE COOLING.
Mack MMD Alternator Pulley
10232599
Date: 2023-02-21. Type: Service Bulletin/Repair Instructions. Systems: ENGINE AND ENGINE COOLING, POWER TRAIN.
Flywheel Housing Thread Repair
10215287
Date: 2022-06-28. Type: Service Bulletin/Repair Instructions. Systems: ENGINE AND ENGINE COOLING.
US10 Emission Engines - Diagnostic Trouble Code ( DTC ) SPN 1231 FMI 9 Troubleshooting.