No complaints are listed for the 2014 Mack LR6. NHTSA's API and bulk file list none in this build.
Data build 2026-10-08.
NHTSA lists this vehicle as MACK LR6.
Model-generated complaint tags: No complaints are listed for tagging.
Manufacturer communications
81 manufacturer communications.
Communications by system| System | Count |
|---|
| ENGINE AND ENGINE COOLING | 38 |
|---|
| POWER TRAIN | 16 |
|---|
| ELECTRICAL SYSTEM | 14 |
|---|
| EQUIPMENT | 10 |
|---|
| UNKNOWN OR OTHER | 5 |
|---|
| SUSPENSION | 3 |
|---|
| ENGINE | 2 |
|---|
| FUEL SYSTEM, DIESEL | 2 |
|---|
10253804
Date: 2024-04-22. Type: Service Bulletin/Repair Instructions. Systems: POWER TRAIN.
CBR: Equipped With An Automated Manual Transmission Model D or F ( AMT-D, AMT-F, mDrive) Missing X1 Value In VDA And Default Settings Guidelines, ParameterP1AOB; Fault Code P1052-54, Error 40,Or Error 18 Encountered During Clutch Or Tran.
10251333
Date: 2024-02-21. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
CBR -Telematics Gateway (TGW) Connect Ability Issues
10251328
Date: 2024-02-16. Type: Service Bulletin/Repair Instructions. Systems: SUSPENSION.
CBR - Driveline Noise, Suspension Ride Height Too High, Suspension Will Not Exhaust - Chassis Built 2016w01 And Newer.
10251329
Date: 2024-02-16. Type: Service Bulletin/Repair Instructions. Systems: POWER TRAIN.
CBR - Automated Manual Transmission ( AMT ) Flywheel Pilot Bearing Wear On Input Shaft.
10251331
Date: 2024-02-16. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
CBR - Active "Set Park Brake" Message On Drivers Information Display (DID).
10249553
Date: 2024-01-18. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
CBR: TGW Will Not Connect After SIM Card Replacement
10248108
Date: 2023-12-01. Type: Service Bulletin/Repair Instructions. Systems: ENGINE AND ENGINE COOLING, UNKNOWN OR OTHER.
Emissions Campaign: Mack Trucks has determined that certain 2014 - 2018 commercial model year CXU, GU, LEU, LR, MRU Vehicles require a replacement Diesel Particulate Filter (DPF) along with updated software.
10244819
Date: 2023-10-19. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
CBR: Telematics Gateway ( TGW, MID 142 ) Losing Communication With The Instrument Cluster ( IC ) - Counts Of Fault Code (FC) MID 140 PSID 239 FMI 12 Data Link, MID 142 Faulty Device or Component Logging, Possibly Following Engine Start.
10243453
Date: 2023-09-05. Type: Service Bulletin/Repair Instructions. Systems: ENGINE AND ENGINE COOLING.
TSB: Aftertreatment Diesel Exhaust Fluid (DEF) Tank, Level Sensor, Replacement
10241946
Date: 2023-08-14. Type: Service Bulletin/Repair Instructions. Systems: SUSPENSION.
TSB: Barksdale Leveling Valve, Leak Test