2022 MACK LR
1 recalls, 0 complaints - 163 TSBs
22V401000 Jun 7, 2022
STEERING
Defect Description
Mack Trucks, Inc. (Mack) is recalling certain 2021-22 Granite, Anthem, LR, Pinnacle, and Terrapro tractor trailers. The steering gears may have been assembled incorrectly, which can cause the gear to fracture.
Consequence
A fractured steering gear can cause a loss of steering control, increasing the risk of a crash.
Remedy
Dealers will replace the steering gear, free of charge. Owner notification letters were mailed on July 29, 2022. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0437.
No complaints found for this vehicle.
Technical Service Bulletins, 2022 MACK LR
163 manufacturer communications from 116 unique bulletins. TSBs describe known problems and recommended fixes from the manufacturer.
Most Affected Components
| Component | Bulletins |
|---|---|
| 060000 ENGINE AND ENGINE COOLING | 62 |
| 100000 POWER TRAIN | 22 |
| 110000 ELECTRICAL SYSTEM | 21 |
| 350000 EQUIPMENT | 7 |
| 080000 FUEL SYSTEM, DIESEL | 6 |
| 020000 SUSPENSION | 5 |
| 980000 UNKNOWN OR OTHER | 4 |
| 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL | 4 |
CBR-1008 202404
Apr 22, 2024
100000 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.
CBR-2013 202404
Apr 2, 2024
060000 ENGINE AND ENGINE COOLING
CBR: Turbo Compound (TC) Hot Side Noise, Diagnostic Information.
CBR-2139 202403
Mar 1, 2024
060000 ENGINE AND ENGINE COOLING
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-2258 202402
Feb 27, 2024
100000 POWER TRAIN
CBR - Diagnostic Trouble Code (DTC) P107471 - AMT-F
CBR-2350 202402
Feb 21, 2024
110000 ELECTRICAL SYSTEM
CBR -Telematics Gateway (TGW) Connect Ability Issues
CBR-2014 202402
Feb 16, 2024
020000 SUSPENSION
CBR - Driveline Noise, Suspension Ride Height Too High, Suspension Will Not Exhaust - Chassis Built 2016w01 And Newer.
CBR-202 202402
Feb 16, 2024
100000 POWER TRAIN
CBR - Automated Manual Transmission ( AMT ) Flywheel Pilot Bearing Wear On Input Shaft.
CBR-2347 202402
Feb 16, 2024
110000 ELECTRICAL SYSTEM
CBR - Active "Set Park Brake" Message On Drivers Information Display (DID).
CBR-2333 202401
Jan 18, 2024
110000 ELECTRICAL SYSTEM
CBR: TGW Will Not Connect After SIM Card Replacement
CBR-2320 202312
Dec 1, 2023
060000 ENGINE AND ENGINE COOLING
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
100000 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.
CBR-399 202310
Oct 19, 2023
110000 ELECTRICAL SYSTEM
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
CBR-399 202310
Oct 19, 2023
117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
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
060000 ENGINE AND ENGINE COOLING
TSB: Aftertreatment Diesel Exhaust Fluid (DEF) Tank, Level Sensor, Replacement
M-258-014 202309
Sep 5, 2023
061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
TSB: Aftertreatment Diesel Exhaust Fluid (DEF) Tank, Level Sensor, Replacement
M728-005A 202308
Aug 14, 2023
020000 SUSPENSION
TSB: Barksdale Leveling Valve, Leak Test
CBR-2131 202308
Aug 14, 2023
060000 ENGINE AND ENGINE COOLING
CBR: Intermittent Diagnostic Trouble Codes U02A3,U029D, U029E - USE FOR NEW VEHICLES (US21+OBD22 Emissions)
CBR-2131 202308
Aug 14, 2023
110000 ELECTRICAL SYSTEM
CBR: Intermittent Diagnostic Trouble Codes U02A3,U029D, U029E - USE FOR NEW VEHICLES (US21+OBD22 Emissions)
EC0023 M 202307
Jul 31, 2023
060000 ENGINE AND ENGINE COOLING
Emission Campaign: OBD MONITOR, This Recall includes an updated software in the EECU and ACM to address potential issues with the NOx sensor monitors used in the On-Board Diagnostic (ODB) system.
CBR-2112 202307
Jul 24, 2023
060000 ENGINE AND ENGINE COOLING
CBR: Programming Failure - Chassis With Cummins Engine And An Allison Transmission
CBR-2112 202307
Jul 24, 2023
100000 POWER TRAIN
CBR: Programming Failure - Chassis With Cummins Engine And An Allison Transmission
CBR-2112 202307
Jul 24, 2023
110000 ELECTRICAL SYSTEM
CBR: Programming Failure - Chassis With Cummins Engine And An Allison Transmission
CBR-2303 202307
Jul 1, 2023
060000 ENGINE AND ENGINE COOLING
CBR: Mack DEF Dosing Valve Diagnostic Trouble Codes (DTC) P202D00, P208E00, P103B00 - US10+OBD13 And Newer Emissions
CBR-2303 202307
Jul 1, 2023
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
CBR: Mack DEF Dosing Valve Diagnostic Trouble Codes (DTC) P202D00, P208E00, P103B00 - US10+OBD13 And Newer Emissions
KC-2289
Jun 27, 2023
060000 ENGINE AND ENGINE COOLING
Diagnostic Trouble Code (DTC) P103200: Particulate Matter Sensor Removed from Exhaust - US21+OBD22 Emissions
KC-2094 Rev 3
Jun 22, 2023
110000 ELECTRICAL SYSTEM
Infotainment System - Volume Drop During A Phone Call, Phone Connected Via Bluetooth
KC-2094 Rev 3
Jun 22, 2023
353600 EQUIPMENT:ELECTRICAL:INFOTAINMENT
Infotainment System - Volume Drop During A Phone Call, Phone Connected Via Bluetooth
KC-2116 Rev 9
Jun 16, 2023
060000 ENGINE AND ENGINE COOLING
Mack NOx Sensor Troubleshooting Guide - US10+OBD13 And Newer Emissions
KC-2292
Jun 13, 2023
020000 SUSPENSION
Vehicles Equipped With Chalmers Suspension - Frame Bracket Hardware Loose or Interfering
KC-2043 Rev 4
Jun 6, 2023
110000 ELECTRICAL SYSTEM
Engine Control Module (EMS) Software (MSW) Information - Improvement List, Through June 2023 - US21+OBD2020 Emissions
KC-2043 Rev 4
Jun 6, 2023
061600 ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
Engine Control Module (EMS) Software (MSW) Information - Improvement List, Through June 2023 - US21+OBD2020 Emissions
KC-2158 Rev 6
Jun 5, 2023
060000 ENGINE AND ENGINE COOLING
CBR - Mack Selective Catalytic Reduction (SCR) Muffler Troubleshooting Guide - US10+OBD13 And Newer Emissions
KC-2158 Rev 6
Jun 5, 2023
063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
CBR - Mack Selective Catalytic Reduction (SCR) Muffler Troubleshooting Guide - US10+OBD13 And Newer Emissions
KC-2158 Rev 6
Jun 5, 2023
110000 ELECTRICAL SYSTEM
CBR - Mack Selective Catalytic Reduction (SCR) Muffler Troubleshooting Guide - US10+OBD13 And Newer Emissions
KC-2116 Rev 8
Jun 5, 2023
060000 ENGINE AND ENGINE COOLING
Mack NOx Sensor Troubleshooting Guide - US10+OBD13 And Newer Emissions
SLM23-005
May 31, 2023
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
Service Literature Published and Released in May, 2023
KC-2050
May 30, 2023
060000 ENGINE AND ENGINE COOLING
CBR: Diagnostic Trouble Code (DTC) P225C00 : NOx1 Sensor Stuck High - US17+OBD2019 And Newer Emissions
KC-331-Ver6
May 22, 2023
080000 FUEL SYSTEM, DIESEL
CBR: Model Year 2017 to Current - Fuel Filter Change ( Primary And Secondary ) For The EM - USA17 Emission Engines
KC-2012-Ver3
May 18, 2023
030000 BRAKES (PWS)
CBR: SNM 20-005 - HD Disc Brake Rotor Upgrade
KC-503-Ver3
May 17, 2023
100000 POWER TRAIN
CBR: Automated Manual Transmission ( AMT ) -Transmission Electronic Control Unit ( TECU ) MID130 PSID 29 FMI 7 /P10AE81 Fault Codes Being Generated
KC-2263-Ver5
May 16, 2023
060000 ENGINE AND ENGINE COOLING
CBR: Timing Gear Plate Repair. This solution provides supplementary information to be used when installing a Timing Gear Plate with Integrated Seal.
KC-2229-Ver2
May 10, 2023
100000 POWER TRAIN
CBR: Automated Manual Transmission (AMT) Transmission Kickdown Mode
M0230-Ver2
May 5, 2023
060000 ENGINE AND ENGINE COOLING
Emission Campaign: Vehicle Emission Label
M0230-Ver2
May 5, 2023
160000 STRUCTURE
Emission Campaign: Vehicle Emission Label
KC-474-Ver5
May 2, 2023
100000 POWER TRAIN
CBR: Diagnostic Trouble Code (DTC) P215A-64, Fault Code SPN 84 FMI 19
M0230
Apr 24, 2023
060000 ENGINE AND ENGINE COOLING
EC: Mack Vehicle Emission Label
KC-2264
Apr 20, 2023
110000 ELECTRICAL SYSTEM
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
KC-2269
Apr 18, 2023
060000 ENGINE AND ENGINE COOLING
CBR: 11L Engines, Non-Common Rail - Air Compressor Coolant Pipe, Parts Substitution - US14+OBD13 To US14+OBD16
M-773-005a
Apr 18, 2023
200000 WHEELS
TSB: Hub Cap, Leaking
M-773-005
Mar 16, 2023
200000 WHEELS
New TSB- Hub cap leaking
S7627
Feb 28, 2023
060000 ENGINE AND ENGINE COOLING
Mack MMD Alternator Pulley
KC-2244
Feb 22, 2023
020000 SUSPENSION
Mack Model TE,LR - Frame Over Height
KC-2244
Feb 22, 2023
161000 STRUCTURE:FRAME AND MEMBERS
Mack Model TE,LR - Frame Over Height
KC-2165
Feb 10, 2023
060000 ENGINE AND ENGINE COOLING
Mack DEF Pump Troubleshooting Guide - US10+OBD13 And Newer Emissions
M-212-001
Dec 22, 2022
060000 ENGINE AND ENGINE COOLING
Timing Gear Plate Inspection
SLM22-011
Nov 30, 2022
350000 EQUIPMENT
Service Literature Published and Released in November, 2022
KC-328
Nov 24, 2022
110000 ELECTRICAL SYSTEM
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
STB22-004M
Nov 8, 2022
100000 POWER TRAIN
Mack Essential Tool Shipment
STB22-004M
Nov 8, 2022
350000 EQUIPMENT
Mack Essential Tool Shipment
KC-2165
Oct 31, 2022
060000 ENGINE AND ENGINE COOLING
Mack DEF Pump Troubleshooting Guide - US10+OBD13 And Newer Emissions
KC-2165
Oct 31, 2022
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
Mack DEF Pump Troubleshooting Guide - US10+OBD13 And Newer Emissions
M-265-002
Sep 22, 2022
060000 ENGINE AND ENGINE COOLING
TSB-Charge Air Cooler t-clamp install.
S7655
Sep 7, 2022
100000 POWER TRAIN
Power Divider Lock Out Parameter Update
S7655
Sep 7, 2022
110000 ELECTRICAL SYSTEM
Power Divider Lock Out Parameter Update
CBR-2131
Aug 29, 2022
060000 ENGINE AND ENGINE COOLING
USE FOR NEW VEHICLES (US21+OBD22 Emissions) - Intermittent Diagnostic Trouble Codes U02A3, U029D, U029E
KC-2201
Aug 11, 2022
110000 ELECTRICAL SYSTEM
Engine Control Module (EMS) Software (MSW) Information a?? October 2022; Improvement List (Change Log) - US21+OBD22 (13L VGT, TC) And US17+OBD22 (11L) Emissions
KC-561
Jul 5, 2022
060000 ENGINE AND ENGINE COOLING
11L, 13L, And 16L Engine Oil Analysis Specifications - US10 And Newer Emissions
KC-751
Jun 28, 2022
100000 POWER TRAIN
Vehicles Equipped With An Automated Manual Transmission Model D or F ( 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.
KC-750
Jun 28, 2022
060000 ENGINE AND ENGINE COOLING
US10 Emission Engines - Diagnostic Trouble Code ( DTC ) SPN 1231 FMI 9 Troubleshooting.
KC-745
Jun 22, 2022
100000 POWER TRAIN
Automated Manual Transmission ( AMT ) I-Shift / mDRIVE - Ribbon Harness Replacement - Speed Sensor Bolts, Possible Fault Codes P1058 - 21 Or MID 130 PID 161 FMI 1
KC-405
Jun 21, 2022
100000 POWER TRAIN
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 -
KC-2143
Jun 21, 2022
180000 VEHICLE SPEED CONTROL
(Back Office) - Cruise Control Inoperative After Updating Software VECU5 Without ESP Package (UESP).
KC-2112
Jun 21, 2022
060000 ENGINE AND ENGINE COOLING
Programming Failure - Chassis With Cummins Engine And An Allison Transmission
KC-2112
Jun 21, 2022
100000 POWER TRAIN
Programming Failure - Chassis With Cummins Engine And An Allison Transmission
KC-2112
Jun 21, 2022
110000 ELECTRICAL SYSTEM
Programming Failure - Chassis With Cummins Engine And An Allison Transmission
KC-399
Jun 17, 2022
110000 ELECTRICAL SYSTEM
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-736
Jun 6, 2022
060000 ENGINE AND ENGINE COOLING
(Back Office Only) - Engine Brake Vibration When In High Setting - 13L Engine With Variable Geometry Turbo ( VGT ) - US17 And Newer Emissions (Common Rail Fuel System).
KC-735
Jun 6, 2022
350000 EQUIPMENT
Premium Tech Tool (PTT) - Message For Data Mismatch, Product Configuration Mismatch; Instruction To Run An Accessory Kit Displayed When Attempting To Run Diagnostics For Diagnostic Trouble Codes (DTC) Or Programming - US10+OBD13 And Newer E
KC-733
Jun 6, 2022
060000 ENGINE AND ENGINE COOLING
Back Office Mack Chassis - Secondary Gauge Set Up - Model Year 2018 and Newer.
KC-2165
Jun 3, 2022
060000 ENGINE AND ENGINE COOLING
DEF Pump Troubleshooting Guide - US10+OBD13 And Newer Emissions.
KC-2158
Jun 3, 2022
060000 ENGINE AND ENGINE COOLING
Selective Catalytic Reduction (SCR) Muffler Troubleshooting Guide - US10+OBD13 And Newer Emissions.
KC-2157
Jun 3, 2022
060000 ENGINE AND ENGINE COOLING
Aftertreatment Hydrocarbon Injector (AHI) Troubleshooting Guide - US10+OBD13 And Newer Emissions.
KC-2157
Jun 3, 2022
070000 FUEL SYSTEM, GASOLINE
Aftertreatment Hydrocarbon Injector (AHI) Troubleshooting Guide - US10+OBD13 And Newer Emissions.
KC-2116
Jun 3, 2022
060000 ENGINE AND ENGINE COOLING
NOx Sensor Troubleshooting Guide - US10+OBD13 And Newer Emissions.
KC-2107
Jun 3, 2022
060000 ENGINE AND ENGINE COOLING
DEF Level (UQLS) Sensor Troubleshooting Guide - US17+OBD16 Emissions and Newer.
KC-731
May 27, 2022
100000 POWER TRAIN
Mack Chassis - Equipped With An Automated Manual Transmission Model D or F (mDrive, 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 New
KC-730
May 27, 2022
060000 ENGINE AND ENGINE COOLING
Mack Chassis - Engine Fan Override Information For Model LR
KC-2116
May 26, 2022
060000 ENGINE AND ENGINE COOLING
NOx Sensor Troubleshooting Guide - US10+OBD13 And Newer Emissions
KC-2131
May 26, 2022
060000 ENGINE AND ENGINE COOLING
USE FOR NEW VEHICLES (US21+OBD22 Emissions) - Intermittent Diagnostic Trouble Codes U02A3, U029D, U029E
KC-2157
May 26, 2022
060000 ENGINE AND ENGINE COOLING
Aftertreatment Hydrocarbon Injector (AHI) Troubleshooting Guide - US10+OBD13 And Newer Emissions
KC-2158
May 26, 2022
060000 ENGINE AND ENGINE COOLING
Selective Catalytic Reduction (SCR) Muffler Troubleshooting Guide - US10+OBD13 And Newer Emissions
KC-2165
May 26, 2022
060000 ENGINE AND ENGINE COOLING
DEF Pump Troubleshooting Guide - US10+OBD13 And Newer Emissions
KC-2171
May 26, 2022
060000 ENGINE AND ENGINE COOLING
Temperature Sensor Troubleshooting Guide - US10+OBD13 And Newer
KC-714
May 25, 2022
060000 ENGINE AND ENGINE COOLING
Mack Chassis - Diagnostic Trouble Codes ( DTC's ) - P020113, P020213, P020313, P020413, P020513, P020613, Cylinders 1 Through 6 Injector A Open Circuit
KC-700
May 24, 2022
100000 POWER TRAIN
Mack Chassis - Automated Manual Transmission Model F ( AMT-F, mDrive ) - Short Transmission Replacement; Calibration And/Or Shifting Problems Following Replacement Of A Short Transmission - US17+OBD2016 And Newer Emissions, Model Year 2018
KC-699
May 24, 2022
110000 ELECTRICAL SYSTEM
Mack Chassis - Bendix Vendor Configuration Program ( VCP ) Software Download Information
KC-698
May 24, 2022
060000 ENGINE AND ENGINE COOLING
Mack Chassis - Diesel Exhaust Fluid ( DEF ) System Cleaning/Flush After DEF Pump Failure Or System Contamination
KC-686
May 20, 2022
251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)
(Back Office Only) Mack Chassis - Cruise Control Inoperative After Disabling The Electronic Stability Program (ESP)
KC-686
May 20, 2022
180000 VEHICLE SPEED CONTROL
(Back Office Only) Mack Chassis - Cruise Control Inoperative After Disabling The Electronic Stability Program (ESP)
KC-663
May 18, 2022
060000 ENGINE AND ENGINE COOLING
Emcon (Spark Assist) Engine Aftertreatment System Troubleshooting Check Sheet - US07 Emissions
Showing 100 of 163 bulletins.
MACK LR - All Years Overview
Complete safety history for the MACK LR across all model years (2010, 2025).
30
Total Recalls
1
Total Complaints
0
Investigations
0
Reported Crashes
0
Reported Fires
0
Reported Deaths
MACK LR - Year by Year
Compare recalls and complaints across model years. Click any year to see full details.