Model year

2021 Mack TE

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

Recall campaigns covering this model year326k 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 2021 Mack TE 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

3 recall campaigns cover the 2021 Mack TE

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 2021 Mack TE
CampaignFiledSubjectComponentVehiclesRemedy
22V-401Jun 7, 2022Steering gears may have been assembled incorrectly, which can cause the gear to fractureSteering5,644Part replacement
21V-953Dec 9, 2021Brake control valve air leak into the attached exhaust hose can create excessive back pressure, causing the parking brake to release unexpectedlyBrakes20,668Not stated
21V-573Jul 27, 2021Rear drive axle may have the incorrect type of brake cam installed, which could result in inoperative rear axle brakesBrakes124Part replacement
Source: NHTSA ODI recalls file.
Owner complaints

What owners reported about the 2021 Mack TE

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

    1 NHTSA investigation on file

    • PE20003 Preliminary evaluation, Brakes
      Vehicle Roll Away
      Opened Apr 1, 2020, closed Jan 10, 2024 · led to a recall
    Source: NHTSA ODI investigations file.
    Service bulletins

    134 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-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-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.
    • 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.
    • 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.
    • CBR-2333 202401 Jan 18, 2024 · Service Bulletin/Repair Instructions
      CBR: TGW Will Not Connect After SIM Card Replacement
    • CBR-2016 202401 Jan 17, 2024 · Service Bulletin/Repair Instructions
      CBR: Frame Or Cab Lean
    • 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.
    • PSM23m2na71 Nov 10, 2023 · Service Bulletin/Repair Instructions
      Parts Sales and Marketing Bulletin: Mack Trucks is excited to announce an additional year warranty program on REMACK AMT mDRIVE Complete Transmissions. This extended warranty of 3 years or 350,000 miles on the transmission will be applicable when dealer in…
    • 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
    • M728-005A 202308 Aug 14, 2023 · Service Bulletin/Repair Instructions
      TSB: Barksdale Leveling Valve, Leak Test
    • CBR-2131 202308 Aug 14, 2023 · Service Bulletin/Repair Instructions
      CBR: Intermittent Diagnostic Trouble Codes U02A3,U029D, U029E - USE FOR NEW VEHICLES (US21+OBD22 Emissions)
    • 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-2292 Jun 13, 2023 · Service Bulletin/Repair Instructions
      Vehicles Equipped With Chalmers Suspension - Frame Bracket Hardware Loose or Interfering
    • KC-2043 Rev 4 Jun 6, 2023 · Service Bulletin/Repair Instructions
      Engine Control Module (EMS) Software (MSW) Information - Improvement List, Through June 2023 - US21+OBD2020 Emissions
    • KC-2116 Rev 8 Jun 5, 2023 · Service Bulletin/Repair Instructions
      Mack NOx Sensor Troubleshooting Guide - US10+OBD13 And Newer Emissions
    • KC-2158 Rev 6 Jun 5, 2023 · Service Bulletin/Repair Instructions
      CBR - Mack Selective Catalytic Reduction (SCR) Muffler Troubleshooting Guide - US10+OBD13 And Newer Emissions
    • KC-2050 May 30, 2023 · Service Bulletin/Repair Instructions
      CBR: Diagnostic Trouble Code (DTC) P225C00 : NOx1 Sensor Stuck High - US17+OBD2019 And Newer Emissions
    • KC-331-Ver6 May 22, 2023 · Service Bulletin/Repair Instructions
      CBR: Model Year 2017 to Current - Fuel Filter Change ( Primary And Secondary ) For The EM - USA17 Emission Engines
    • KC-503-Ver3 May 17, 2023 · Service Bulletin/Repair Instructions
      CBR: Automated Manual Transmission ( AMT ) -Transmission Electronic Control Unit ( TECU ) MID130 PSID 29 FMI 7 /P10AE81 Fault Codes Being Generated
    • KC-2229-Ver2 May 10, 2023 · Service Bulletin/Repair Instructions
      CBR: Automated Manual Transmission (AMT) Transmission Kickdown Mode
    • KC-474-Ver5 May 2, 2023 · Service Bulletin/Repair Instructions
      CBR: Diagnostic Trouble Code (DTC) P215A-64, Fault Code SPN 84 FMI 19
    • KC-2012-Ver3 May 18, 2023 · Service Bulletin/Repair Instructions
      CBR: SNM 20-005 - HD Disc Brake Rotor Upgrade
    • KC-2263-Ver5 May 16, 2023 · Service Bulletin/Repair Instructions
      CBR: Timing Gear Plate Repair. This solution provides supplementary information to be used when installing a Timing Gear Plate with Integrated Seal.
    • M-773-005a Apr 18, 2023 · Service Bulletin/Repair Instructions
      TSB: Hub Cap, Leaking
    • KC-2264 Apr 20, 2023 · Service Bulletin/Repair Instructions
      CBR: Mack Chassis - Allison Reduced Engine Load At A Stop (RELS) Diagnostic Trouble Code P071a Or P07ce - GR,TE,LR Models - Non-Split/Drop Box PTO
    • M-831-001 Mar 23, 2023 · Service Bulletin/Repair Instructions
      New TSB Door harness bracket
    • M-773-005 Mar 16, 2023 · Service Bulletin/Repair Instructions
      New TSB- Hub cap leaking
    • KC-2259 Mar 31, 2023 · Service Bulletin/Repair Instructions
      Oil In Coolant - Cross Contamination From Oil Cooler - 13L VGT Engines
    • KC-2128 Mar 14, 2023 · Service Bulletin/Repair Instructions
      Engine Control Module (EMS) Software Information - Improvement List (Change Log), March 2023 – US21+OBD2021 Emissions ONLY
    • S7627 Feb 28, 2023 · Service Bulletin/Repair Instructions
      Mack MMD Alternator Pulley
    • KC-2244 Feb 22, 2023 · Service Bulletin/Repair Instructions
      Mack Model TE,LR - Frame Over Height
    • KC-2254 Feb 13, 2023 · Service Bulletin/Repair Instructions
      Mack Chassis - No Gauge Cluster Backlight
    • KC-2165 Feb 10, 2023 · Service Bulletin/Repair Instructions
      Mack DEF Pump Troubleshooting Guide - US10+OBD13 And Newer Emissions
    • KC-2201 Aug 11, 2022 · Service Bulletin/Repair Instructions
      Engine Control Module (EMS) Software (MSW) Information – October 2022; Improvement List (Change Log) - US21+OBD22 (13L VGT, TC) And US17+OBD22 (11L) Emissions
    • M-212-001 Dec 22, 2022 · Service Bulletin/Repair Instructions
      Timing Gear Plate Inspection
    • KC-2140 Nov 24, 2022 · Service Bulletin/Repair Instructions
      Mack Chassis - P05E662 Park brake Sensor/Switch Circuit Range/Performance, Signal Compare failure - Diagnostic Instructions - US21+OBD21 Emissions
    • KC-328 Nov 24, 2022 · Service Bulletin/Repair Instructions
      Diagnostic Trouble Codes (DTC) P208064, P208464, P242B64 and P246F64 Lighting The Malfunction Indicator Lamp (MIL) - US17+OBD19 And Newer Emissions, Model Years 2020 and Newer
    • KC-2165 Oct 31, 2022 · Service Bulletin/Repair Instructions
      Mack DEF Pump Troubleshooting Guide - US10+OBD13 And Newer Emissions
    • M-265-002 Sep 22, 2022 · Service Bulletin/Repair Instructions
      TSB-Charge Air Cooler t-clamp install.
    • CBR-2131 Aug 29, 2022 · Service Bulletin/Repair Instructions
      USE FOR NEW VEHICLES (US21+OBD22 Emissions) - Intermittent Diagnostic Trouble Codes U02A3, U029D, U029E
    • KC-2139 Aug 29, 2022 · Service Bulletin/Repair Instructions
      fuel in the oil inspection
    • KC-733 Jun 6, 2022 · Service Bulletin/Repair Instructions
      Back Office Mack Chassis - Secondary Gauge Set Up - Model Year 2018 and Newer.
    • KC-2107 Jun 3, 2022 · Service Bulletin/Repair Instructions
      DEF Level (UQLS) Sensor Troubleshooting Guide - US17+OBD16 Emissions and Newer.
    • KC-2112 Jun 21, 2022 · Service Bulletin/Repair Instructions
      Programming Failure - Chassis With Cummins Engine And An Allison Transmission
    • KC-2116 Jun 3, 2022 · Service Bulletin/Repair Instructions
      NOx Sensor Troubleshooting Guide - US10+OBD13 And Newer Emissions.
    • KC-2143 Jun 21, 2022 · Service Bulletin/Repair Instructions
      (Back Office) - Cruise Control Inoperative After Updating Software VECU5 Without ESP Package (UESP).
    • KC-2157 Jun 3, 2022 · Service Bulletin/Repair Instructions
      Aftertreatment Hydrocarbon Injector (AHI) Troubleshooting Guide - US10+OBD13 And Newer Emissions.
    • KC-2158 Jun 3, 2022 · Service Bulletin/Repair Instructions
      Selective Catalytic Reduction (SCR) Muffler Troubleshooting Guide - US10+OBD13 And Newer Emissions.
    • KC-2165 Jun 3, 2022 · Service Bulletin/Repair Instructions
      DEF Pump Troubleshooting Guide - US10+OBD13 And Newer Emissions.
    • KC-399 Jun 17, 2022 · Service Bulletin/Repair Instructions
      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.
    • KC-405 Jun 21, 2022 · Service Bulletin/Repair Instructions
      Warranty Automated Manual Transmission ( AMT, I-Shift, mDrive ) Control Housing Assembly; Guidelines For Filing A Claim For Chassis Return Visit With Transmission Issues After A Repair Requiring Control Housing Removal And Reinstallation - US07 And N.
    • KC-561 Jul 5, 2022 · Service Bulletin/Repair Instructions
      11L, 13L, And 16L Engine Oil Analysis Specifications - US10 And Newer Emissions
    Source: NHTSA manufacturer communications files.