Model yearDo not drive

2024 Mack LR

Body and fuel not decoded. Owner complaints on file from no date to no date.

Recall campaigns covering this model year61,031 vehicles or units across those campaigns
Owner complaints0Not enough peers on file
Severity indexNoneCrash, fire, injury or death per 100
First 24 months0Complaints in its first two years
Complaints over time

Complaints about the 2024 Mack LR by year filed

Owner complaints about this model year, by the year they were filed with NHTSA.

No campaigns match these filters.Reset filters
Source: NHTSA ODI complaints file. The lighter column runs through October.
Components

Complaints by component

Owner complaints by component. Hover or focus a bar for the crash, fire, injury or death count.

No campaigns match these filters.Reset filters
Source: NHTSA ODI complaints file. A complaint can name more than one component; it is counted under the first.
Recalls

6 recall campaigns cover the 2024 Mack LR

Check a specific vehicle by VIN on NHTSA's site: a campaign may cover only part of a model year's production.

Recall campaigns for the 2024 Mack LR
CampaignFiledSubjectComponentVehiclesRemedy
24V-232Mar 27, 2024Methane detector may be inoperative due to a missing fuseElectrical system106Repair or modification
23V-792Nov 22, 2023Engine may not return to idle within 2 seconds if the accelerator pedal position sensor becomes disconnectedSpeed control650Software update
23V-713Oct 24, 2023Fasteners that connect the power steering assist cylinder to steering arm may be loose or missingDo not driveSteering47Repair or modification
23V-513Jul 27, 2023Reinforcing floor welds may be missing from around the passenger seat pedestal, reducing floor strengthStructure19Part replacement
23V-465Jul 3, 2023Wiper arm retention nuts may be loose, stripping, and causing the windshield wipers to failVisibility and wipers204Part replacement
23V-310May 2, 2023Circuit connecting the horn button to the horn is missing, making the horn inoperativeElectrical system5Not stated
Source: NHTSA ODI recalls file.
Owner complaints

What owners reported about the 2024 Mack LR

The full text of every complaint filed with NHTSA about this model year, newest first. Complaints are filed by owners and are not verified by NHTSA; NHTSA removes personal details before publishing.

0 complaints on file.

    Source: NHTSA ODI complaints file.
    Investigations

    NHTSA has not opened an investigation on this model year

    Source: NHTSA ODI investigations file.
    Service bulletins

    80 manufacturer communications cover this model year

    Technical service bulletins and other notices the manufacturer sent to dealers. A bulletin is not a recall; the 60 most recent are listed.

    • CBR-2592-1 202606 Jun 22, 2026 · Service Bulletin/Repair Instructions
      The purpose of this CBR is to provide steps on how to correct a customer complaint of DTC P107B86 accompanied With intermittent loss of throttle.
    • SC S4920 202604 Apr 2, 2026 · Service Campaign
      SC - Trunion Nut Pinch Bolt.
    • CBR 2573-1 202604 Apr 9, 2026 · Service Bulletin/Repair Instructions
      CBR - Mack Chassis - Through Shaft Bearing Retainer Breakage On Mack Carriers.
    • CBR 2362-3 202604 Apr 9, 2026 · Service Bulletin/Repair Instructions
      CBR - Mack Carrier Nut Adhesive Change.
    • CBR 2712-7 032026 Mar 19, 2026 · Service Bulletin/Repair Instructions
      CBR - No Start Condition After Over the Air Programing.
    • S4342 022026 Feb 1, 2026 · Service Campaign
      SC - Mack Trucks has determined that a select group of trucks were built with an AHI Module fuel pressure sensor which does not meet our specifications.
    • CBR 2440-3 202601 Jan 9, 2026 · Service Bulletin/Repair Instructions
      CBR - Mack Chassis - Model LR - Linear Assist Cylinder Repair.
    • CBR 2107-22 202601 Jan 7, 2026 · Service Bulletin/Repair Instructions
      CBR - Mack DEF Level (UQLS) Sensor Troubleshooting Guide - US17+OBD16 Emissions to US22+OBD2023 (DOES NOT APPLY TO AN(4) and PR(4)).
    • CBR 2171-11 202511 Nov 22, 2025 · Service Bulletin/Repair Instructions
      CBR - Mack Temperature Sensor Troubleshooting Guide
    • CBR 2172-5 082025 Aug 22, 2025 · Service Bulletin/Repair Instructions
      CBR - When an OTA (Over-The-Air) job starts to program the VECU blocks the starter relay out, if the job ends in a Critical failure, the vehicle will remain in Safe State.
    • CBR 407 072025 Jul 17, 2025 · Service Bulletin/Repair Instructions
      CBR - To correct the MID136 SID 66 FMI 7 fault code the latest Bendix VCP file will need to downloaded.
    • CBR 2488 072025 Jul 28, 2025 · Service Bulletin/Repair Instructions
      CBR - A significant GPS reporting issue is affecting fleet operations, with trucks maintaining back-office communication but failing to transmit GPS location data.
    • CBR 2107-21 202505 May 27, 2025 · Service Bulletin/Repair Instructions
      Mack DEF Level (UQLS) Sensor Troubleshooting Guide - US17+OBD16 Emissions and Newer
    • CBR 901-5 202505 May 13, 2025 · Service Bulletin/Repair Instructions
      Remote Control Central Door Lock, Programming; Key Fob Cannot Be Programmed Or Does Not Work After Programming - Model Year 2018 And Newer
    • CBR 170-8 202505 May 28, 2025 · Service Bulletin/Repair Instructions
      Inactive Code P25AE00 Being Generated After A Hard Pull And A Momentary Drop In Engine Oil Pressure (Low Oil Pressure) (Possible Related Codes - SPN4811 , SPN 100 , PID 100)
    • CBR-561 202503 Mar 6, 2025 · Service Bulletin/Repair Instructions
      If oil dilution is suspected refer to the applicable CBR solution below: ∙ CBR-659􀁡Mack Chassis - Oil Diluted With Fuel; Fuel In Oil, Diagnostic Information - All Emissions, All Model Years
    • S4342-202502 Feb 28, 2025 · Service Bulletin/Repair Instructions
      Mack Trucks has determined that a select group of trucks were built with an AHI Module fuel pressure sensor which does not meet our specifications.
    • CBR-2016 202412 Dec 3, 2024 · Service Bulletin/Repair Instructions
      Frame lean can be caused by several seemingly isolated possibilities. The two most common are suspension and frame assembly issues.
    • CBR-997 202411 Nov 14, 2024 · Service Bulletin/Repair Instructions
      Vehicles may present with oil leak coming from the clutch/flywheel housing and observation of burned clutch smell or clutch slipping. These symptoms can be mistaken as a crankshaft rear main seal leak, when the actual cause is the crankshaft adaptor O-ring.
    • CBR-2417 202411 Nov 6, 2024 · Service Bulletin/Repair Instructions
      CBR - 11L Engine block compatibility and Backward Conversion Parts Requirements
    • CBR-2263 202410 Oct 31, 2024 · Service Bulletin/Repair Instructions
      CBR - Mack Chassis - Timing Gear Plate Repair
    • S0310 202409 Sep 2, 2024 · Service Campaign
      Service Campaign: TGW3 Non-Communication
    • CBR-2258 202409 Sep 23, 2024 · Service Bulletin/Repair Instructions
      CBR: Diagnostic Trouble Code (DTC) P107471 - AMT-F
    • CBR-731 202409 Sep 16, 2024 · Service Bulletin/Repair Instructions
      CBR: Automated Manual Transmission (AMT) Model D or F (mDrive and I-Shift, AMT-D, AMT-F) - Transmission Oil Leakage From Transmission Input Shaft Seal Or Output Shaft Seal - US10 And Newer Emissions, Common Model Years 2010 And Newer
    • CBR-570 202409 Sep 20, 2024 · Service Bulletin/Repair Instructions
      CBR: US17 GHG Common Rail Fuel System Component Electrical Faults - Model Year 2017 To 2024
    • CBR-471 202409 Sep 10, 2024 · Service Bulletin/Repair Instructions
      CBR: The procedure to eliminate the Mack Chassis "Air Restriction Light On" seen in the cluster is to confirm that the parameter YYT is set to "Enable" with Premium Tech Tool.
    • CBR-407 202409 Sep 13, 2024 · Service Bulletin/Repair Instructions
      CBR: To correct the MID136 SID 66 FMI 7 fault code the latest Bendix VCP fi le will need to be downloaded.
    • CBR-2391 202408 Aug 6, 2024 · Service Bulletin/Repair Instructions
      CBR: Diagnostic Trouble Code (DTC) U010187- Lost Communication With TECU
    • CBR-561 202408 Aug 13, 2024 · Service Bulletin/Repair Instructions
      CBR: 11L, 13L, And 16L Engine Oil Analysis Specifications - US10 And Newer Emissions
    • CBR-523 202408 Aug 13, 2024 · Service Bulletin/Repair Instructions
      CBR: Overhead Wear Overview - Model Year2018 To Current (Common Rail Fuel System ONLY)
    • S0310 202408 Aug 29, 2024 · Service Campaign
      Service Campaign: Mack trucks has determined that certain AN, GR, PI, TE, and LR model trucks built with TGW3 have stopped communicating after production.
    • CBR-2350 202407 Jul 2, 2024 · Service Bulletin/Repair Instructions
      CBR: Telematics Gateway (TGW) Connect Ability Issues
    • CBR-2383 202406 Jun 19, 2024 · Service Bulletin/Repair Instructions
      CBR - Accelerator Pedal: Inspection Instructions
    • CBR-2334 202406 Jun 11, 2024 · Service Bulletin/Repair Instructions
      CBR - Brake Caliper Concerns And Premature Brake Pad Wear - Model Year 2023 - 2024
    • CBR-2139 202405 May 2, 2024 · Service Bulletin/Repair Instructions
      CBR: Vehicles built with an 11 liter engine may experience a complaint of excessive fuel in the oil. It is possible that the source of the fuel is the rear fuel galley plug in the cylinder head. A new and improved fuel galley plug has been developed to reso…
    • CBR-2258 202404 Apr 11, 2024 · Service Bulletin/Repair Instructions
      CBR: Diagnostic Trouble Code (DTC) P107471 -AMT-F
    • CBR-2013 202404 Apr 2, 2024 · Service Bulletin/Repair Instructions
      CBR: Turbo Compound (TC) Hot Side Noise, Diagnostic Information.
    • CBR-1008 202404 Apr 22, 2024 · Service Bulletin/Repair Instructions
      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.
    • S3954 202404 Apr 23, 2024 · Service Bulletin/Repair Instructions
      Fleet Improvement Campaign: Tunnel Radiator Replacement
    • S3936 201404 Apr 10, 2024 · Service Bulletin/Repair Instructions
      Service Campaign: OTA Premature Oil Service Pop-up
    • CBR-2139 202403 Mar 1, 2024 · Service Bulletin/Repair Instructions
      CBR: Vehicles built with an 11 liter engine may experience a complaint of excessive fuel in the oil. It is possible that the source of the fuel is the rear fuel galley plug in the cylinder head.
    • S3857 202402 Feb 18, 2024 · Service Bulletin/Repair Instructions
      Service Campaign - MMD Suspension Bracket Torque.
    • CBR-2350 202402 Feb 21, 2024 · Service Bulletin/Repair Instructions
      CBR -Telematics Gateway (TGW) Connect Ability Issues
    • CBR-2347 202402 Feb 16, 2024 · Service Bulletin/Repair Instructions
      CBR - Active "Set Park Brake" Message On Drivers Information Display (DID).
    • CBR-202 202402 Feb 16, 2024 · Service Bulletin/Repair Instructions
      CBR - Automated Manual Transmission ( AMT ) Flywheel Pilot Bearing Wear On Input Shaft.
    • CBR-2014 202402 Feb 16, 2024 · Service Bulletin/Repair Instructions
      CBR - Driveline Noise, Suspension Ride Height Too High, Suspension Will Not Exhaust - Chassis Built 2016w01 And Newer.
    • S3815 202401 Jan 11, 2024 · Service Bulletin/Repair Instructions
      Service Campaign: LR Power Steering Assist Cylinder Castle Nut Torque
    • CBR-2333 202401 Jan 18, 2024 · Service Bulletin/Repair Instructions
      CBR: TGW Will Not Connect After SIM Card Replacement
    • CBR-2286 202401 Jan 16, 2024 · Service Bulletin/Repair Instructions
      CBR: Diagnostic Trouble Code (DTC) P113600 NOx Sensor 1/2 Correlation Calibration Error Bank 1 - Model Year 2024
    • CBR-2326 202312 Dec 1, 2023 · Service Bulletin/Repair Instructions
      CBR: The purpose of this solution is to give information on Engine Control Module (EMS) Software content. This document lists issues or problems (DTCs, Fault Codes) mitigated or resolved in specific EMS software.
    • CBR-2320 202312 Dec 1, 2023 · Service Bulletin/Repair Instructions
      CBR: For vehicles equipped with an 11L engine, the plastic saddle bracket holding the a/c line on the left side of the engine may move excessively and rub the area where it secures the line.
    • M-465-001 202311 Nov 7, 2023 · Service Bulletin/Repair Instructions
      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 ne…
    • CBR-399 202310 Oct 19, 2023 · Service Bulletin/Repair Instructions
      CBR: Vehicle Overspeed Warning Comes Active At A Lower Speed Than Expected; Vehicle Overspeed Warning In Driver Information Display (DID) - Model Year 2018 And Newer With New Style Instrument Cluster
    • M-258-014 202309 Sep 5, 2023 · Service Bulletin/Repair Instructions
      TSB: Aftertreatment Diesel Exhaust Fluid (DEF) Tank, Level Sensor, Replacement
    • CBR-2300 202307 Jul 20, 2023 · Service Bulletin/Repair Instructions
      CBR: Battery Electric Vehicle (BEV) - Hybrid Powertrain Control Unit (HPCU) Programing
    • CBR-2295 202307 Jul 6, 2023 · Service Bulletin/Repair Instructions
      CBR: Battery Electric Vehicle (BEV) - Diagnostic Trouble Code (DTC) Troubleshooting Ending In No Fault Found
    • CBR-2112 202307 Jul 24, 2023 · Service Bulletin/Repair Instructions
      CBR: Programming Failure - Chassis With Cummins Engine And An Allison Transmission
    • CBR-2303 202307 Jul 1, 2023 · Service Bulletin/Repair Instructions
      CBR: Mack DEF Dosing Valve Diagnostic Trouble Codes (DTC) P202D00, P208E00, P103B00 - US10+OBD13 And Newer Emissions
    • KC-2289 Jun 27, 2023 · Service Bulletin/Repair Instructions
      Diagnostic Trouble Code (DTC) P103200: Particulate Matter Sensor Removed from Exhaust - US21+OBD22 Emissions
    • KC-2094 Rev 3 Jun 22, 2023 · Service Bulletin/Repair Instructions
      Infotainment System - Volume Drop During A Phone Call, Phone Connected Via Bluetooth
    Source: NHTSA manufacturer communications files.