Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
CBR 159 202608
Service Bulletin/Repair Instructions
Mack Trucks Equipped With A Cummins Engine - Engine Preheat Icon Does Not Illuminate In The Instrument Cluster (IC) During Engine Pre-heat (Intake Air Heater) Operation - Vehicles With 2018Instrument Cluster Update, Model Year2018 And Newer
CBR 2595 072026
Service Bulletin/Repair Instructions
CBR - The purpose of this CBR is to provide information on 2010 and newer Mack Granite chassis experiencing a low frequency vibration.
CBR 2575-1 202604
Service Bulletin/Repair Instructions
CBR - Mack Chassis - Dash Panel Cracking at Mounting to BIW.
CBR 2362-3 202604
Service Bulletin/Repair Instructions
CBR - Mack Carrier Nut Adhesive Change.
CBR 2573-1 202604
Service Bulletin/Repair Instructions
CBR - Mack Chassis - Through Shaft Bearing Retainer Breakage On Mack Carriers.
CBR 2712-7 032026
Service Bulletin/Repair Instructions
CBR - No Start Condition After Over the Air Programing.
CBR 2432-2 202601
Service Bulletin/Repair Instructions
CBR - Mack Chassis - AN And GR Models - Door Glass Shattering.
CBR 2107-22 202601
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 199 202512
Service Bulletin/Repair Instructions
Vehicles affected by this issue will show coolant runoff on the front rights side of the engine.
CBR 2171-11 202511
Service Bulletin/Repair Instructions
CBR - Mack Temperature Sensor Troubleshooting Guide
CBR 199-6 202511
Service Bulletin/Repair Instructions
CBR - 13 Liter Engines ONLY - Engine Coolant Pump Housing Leak; Coolant Found Around The Oil Cooler Duct Cover Or In Between The Coolant Pump Housing And Oil Cooler Housing.
CBR 2172-5 082025
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 2488 072025
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 407 072025
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 170-8 202505
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 2107-21 202505
Service Bulletin/Repair Instructions
Mack DEF Level (UQLS) Sensor Troubleshooting Guide - US17+OBD16 Emissions and Newer
CBR 901-5 202505
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 70-8 202505
Service Bulletin/Repair Instructions
Lack of lateral structural hood support.
CBR 2464-1 202505
Service Bulletin/Repair Instructions
Mack Chassis - Rear Axle Overheat
CBR 445- 11 202505
Service Bulletin/Repair Instructions
Vehicles Equipped With a Common Rail Fuel System - Aftermarket Secondary Fuel Filters, Important Information On Approved Filters - US17+OBD16 toUS21+OBD23
CBR-2452 202503
Service Bulletin/Repair Instructions
If the vehicle door is open and the truck is in neutral, a popup message may appear on the Driver Information Display (DID) instructing the operator to shift into neutral. If this message appears while the vehicle is already in neutral, the Instrument Cluster (IC)requires a software update.
CBR-561 202503
Service Bulletin/Repair Instructions
If oil dilution is suspected refer to the applicable CBR solution below: ∙ CBR-659Mack Chassis - Oil Diluted With Fuel; Fuel In Oil, Diagnostic Information - All Emissions, All Model Years
CBR-2432 202501
Service Bulletin/Repair Instructions
This CBR solution provides detailed instructions for diagnosing and addressing window glass shattering issues, including replacement specifications, interference checks, fastener verification, and reinforcement tab adjustments to ensure proper installation and functionality.
CBR-2016 202412
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
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-2263 202410
Service Bulletin/Repair Instructions
CBR - Mack Chassis - Timing Gear Plate Repair
S4214 202409
Service Campaign
Service Campaign: GR Hood Insulation
CBR-570 202409
Service Bulletin/Repair Instructions
CBR: US17 GHG Common Rail Fuel System Component Electrical Faults - Model Year 2017 To 2024
CBR-2376 202409
Service Bulletin/Repair Instructions
CBR: Drivers Information Display (DID) Inoperative/Goes Blank During Vehicle Operation
CBR-731 202409
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-407 202409
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-471 202409
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-343 202408
Service Bulletin/Repair Instructions
CBR: Mack chassis with an mDRIVE transmission, there have been reports of complete shift assemblies and TECUs being replaced due to technicians being unable to pinpoint the source of the air leak.
CBR-523 202408
Service Bulletin/Repair Instructions
CBR: Overhead Wear Overview - Model Year2018 To Current (Common Rail Fuel System ONLY)
CBR-561 202408
Service Bulletin/Repair Instructions
CBR: 11L, 13L, And 16L Engine Oil Analysis Specifications - US10 And Newer Emissions
CBR-2391 202408
Service Bulletin/Repair Instructions
CBR: Diagnostic Trouble Code (DTC) U010187- Lost Communication With TECU
CBR-2384 202407
Service Bulletin/Repair Instructions
CBR: Mack Chassis - Day Cab Glass Breakage
CBR-2356 202407
Service Bulletin/Repair Instructions
CBR: Drivers Information Display (DID)Inoperative After Cluster Replacement And Programming
CBR-2350 202407
Service Bulletin/Repair Instructions
CBR: Telematics Gateway (TGW) Connect Ability Issues
CBR-2384 202406
Service Bulletin/Repair Instructions
CBR - Mack Chassis - Day Cab Glass Breakage
CBR-2383 202406
Service Bulletin/Repair Instructions
CBR - Accelerator Pedal: Inspection Instructions
CBR-2376 202406
Service Bulletin/Repair Instructions
CBR - Drivers Information Display (DID) Inoperative/Goes Blank During Vehicle Operation
CBR-2356 202406
Service Bulletin/Repair Instructions
CBR - Drivers Information Display (DID) Inoperative After Cluster Replacement And Programming
CBR-2139 202405
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 resolve this issue.
CBR-1008 202404
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-2013 202404
Service Bulletin/Repair Instructions
CBR: Turbo Compound (TC) Hot Side Noise, Diagnostic Information.
CBR-2360 202404
Service Bulletin/Repair Instructions
CBR: Chassis Equipped With VECU5 Active Datalink/Communication Faults For Multiple Modules; ABS And SRS Communication Faults
CBR-2139 202403
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-2356 202403
Service Bulletin/Repair Instructions
CBR: After cluster replacement and programming, the Driver Information Display (DID) may not function as designed.
CBR-2350 202402
Service Bulletin/Repair Instructions
CBR -Telematics Gateway (TGW) Connect Ability Issues
S3630 202402
Service Bulletin/Repair Instructions
Service Campaign - MP8 Stainless Oil Pan.
CBR-2014 202402
Service Bulletin/Repair Instructions
CBR - Driveline Noise, Suspension Ride Height Too High, Suspension Will Not Exhaust - Chassis Built 2016w01 And Newer.
CBR-202 202402
Service Bulletin/Repair Instructions
CBR - Automated Manual Transmission ( AMT ) Flywheel Pilot Bearing Wear On Input Shaft.
CBR-2347 202402
Service Bulletin/Repair Instructions
CBR - Active "Set Park Brake" Message On Drivers Information Display (DID).
CBR-2333 202401
Service Bulletin/Repair Instructions
CBR: TGW Will Not Connect After SIM Card Replacement
CBR-2016 202401
Service Bulletin/Repair Instructions
CBR: Frame Or Cab Lean
CBR-2320 202312
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
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 installed, required parts are installed and is registered via eService.
M-465-001 202311
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 new HD through shaft is an upgrade over the current standard shaft and can now be used as a replacement part instead of the standard shaft. The new HD shaft has a new design to increase strength, longevity and life over the standard shaft.
CBR-399 202310
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
CBR-206 202310
Service Bulletin/Repair Instructions
CBR: Vehicle Speed Factor (K-Factor) Programming - Speed Factor Value Incorrect When Calculated In Premium Tech Tool (PTT); Speedometer Reading Incorrectly Following A Change To Vehicle Speed Factor - US17+OBD16 And Newer Emissions, Common Model Year 2018.
CBR-2313 202309
Service Bulletin/Repair Instructions
CBR: "Spitting" or "puffing" of air from purge valve.
M-258-014 202309
Service Bulletin/Repair Instructions
TSB: Aftertreatment Diesel Exhaust Fluid (DEF) Tank, Level Sensor, Replacement
M-141-001 202308
Service Bulletin/Repair Instructions
TSB: Air Restriction Indicator
CBR-2131 202308
Service Bulletin/Repair Instructions
CBR: Intermittent Diagnostic Trouble Codes U02A3,U029D, U029E - USE FOR NEW VEHICLES (US21+OBD22 Emissions)
M728-005A 202308
Service Bulletin/Repair Instructions
TSB: Barksdale Leveling Valve, Leak Test
CBR-2112 202307
Service Bulletin/Repair Instructions
CBR: Programming Failure - Chassis With Cummins Engine And An Allison Transmission
CBR-2303 202307
Service Bulletin/Repair Instructions
CBR: Mack DEF Dosing Valve Diagnostic Trouble Codes (DTC) P202D00, P208E00, P103B00 - US10+OBD13 And Newer Emissions
KC-2289
Service Bulletin/Repair Instructions
Diagnostic Trouble Code (DTC) P103200: Particulate Matter Sensor Removed from Exhaust - US21+OBD22 Emissions
KC-2094 Rev 3
Service Bulletin/Repair Instructions
Infotainment System - Volume Drop During A Phone Call, Phone Connected Via Bluetooth
KC-2116 Rev 9
Service Bulletin/Repair Instructions
Mack NOx Sensor Troubleshooting Guide - US10+OBD13 And Newer Emissions
KC-2292
Service Bulletin/Repair Instructions
Vehicles Equipped With Chalmers Suspension - Frame Bracket Hardware Loose or Interfering
KC-2043 Rev 4
Service Bulletin/Repair Instructions
Engine Control Module (EMS) Software (MSW) Information - Improvement List, Through June 2023 - US21+OBD2020 Emissions
KC-2116 Rev 8
Service Bulletin/Repair Instructions
Mack NOx Sensor Troubleshooting Guide - US10+OBD13 And Newer Emissions
KC-2158 Rev 6
Service Bulletin/Repair Instructions
CBR - Mack Selective Catalytic Reduction (SCR) Muffler Troubleshooting Guide - US10+OBD13 And Newer Emissions
SLM23-005
Service Bulletin/Repair Instructions
Service Literature Published and Released in May, 2023
KC-2050
Service Bulletin/Repair Instructions
CBR: Diagnostic Trouble Code (DTC) P225C00 : NOx1 Sensor Stuck High - US17+OBD2019 And Newer Emissions
KC-331-Ver6
Service Bulletin/Repair Instructions
CBR: Model Year 2017 to Current - Fuel Filter Change ( Primary And Secondary ) For The EM - USA17 Emission Engines
KC-2012-Ver3
Service Bulletin/Repair Instructions
CBR: SNM 20-005 - HD Disc Brake Rotor Upgrade
KC-503-Ver3
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-2263-Ver5
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.
KC-2229-Ver2
Service Bulletin/Repair Instructions
CBR: Automated Manual Transmission (AMT) Transmission Kickdown Mode
KC-474-Ver5
Service Bulletin/Repair Instructions
CBR: Diagnostic Trouble Code (DTC) P215A-64, Fault Code SPN 84 FMI 19
KC-2266
Service Bulletin/Repair Instructions
CBR: Mack Granite - Diagnostic Trouble Code (DTC) P208464
KC-2264
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
KC-2269
Service Bulletin/Repair Instructions
CBR: 11L Engines, Non-Common Rail - Air Compressor Coolant Pipe, Parts Substitution - US14+OBD13 To US14+OBD16
M-773-005a
Service Bulletin/Repair Instructions
TSB: Hub Cap, Leaking
KC-2259
Service Bulletin/Repair Instructions
Oil In Coolant - Cross Contamination From Oil Cooler - 13L VGT Engines
M-256-001
Service Bulletin/Repair Instructions
New TSB for air cleaner housing repair
M-773-005
Service Bulletin/Repair Instructions
New TSB- Hub cap leaking
KC-2128
Service Bulletin/Repair Instructions
Engine Control Module (EMS) Software Information - Improvement List (Change Log), March 2023 â US21+OBD2021 Emissions ONLY
S7627
Service Bulletin/Repair Instructions
Mack MMD Alternator Pulley
KC-2248
Service Bulletin/Repair Instructions
Flywheel Housing Thread Repair
KC-2254
Service Bulletin/Repair Instructions
Mack Chassis - No Gauge Cluster Backlight
KC-2165
Service Bulletin/Repair Instructions
Mack DEF Pump Troubleshooting Guide - US10+OBD13 And Newer Emissions
KC-2253
Service Bulletin/Repair Instructions
Barksdale Height Control Valve Troubleshooting Guide
KC-306
Service Bulletin/Repair Instructions
Diagnostic Trouble Code ( DTC ) P10AE Logged In TECU With ACTIVE Or INACTIVE Status, Fault Code Cannot Be Cleared; Possibly Accompanied By P105817 And P105818 - US10+OBD13 And Newer Emissions (16-Pin Diagnostic Connector), Commonly Model Year 2014
M-212-001
Service Bulletin/Repair Instructions
Timing Gear Plate Inspection
M-371-004
Service Bulletin/Repair Instructions
TBS- Jumper Harness,Wiper Motor,Replacement
KC-2140
Service Bulletin/Repair Instructions
Mack Chassis - P05E662 Park brake Sensor/Switch Circuit Range/Performance, Signal Compare failure - Diagnostic Instructions - US21+OBD21 Emissions
KC-328
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
P0244-00 (1)
Service Bulletin/Repair Instructions
Document revised to state that a software update has been released for P0244-00 on TurboCompound US20 - US21 Emission engines.
KC-2216
Service Bulletin/Repair Instructions
Mack Chassis - Incorrect Fog Lamp Electric Terminal Pinning - AN, GR, PI Models
M-265-002
Service Bulletin/Repair Instructions
TSB-Charge Air Cooler t-clamp install.
CBR-2131
Service Bulletin/Repair Instructions
USE FOR NEW VEHICLES (US21+OBD22 Emissions) - Intermittent Diagnostic Trouble Codes U02A3, U029D, U029E
KC-2139
Service Bulletin/Repair Instructions
fuel in the oil inspection
KC-2201
Service Bulletin/Repair Instructions
Engine Control Module (EMS) Software (MSW) Information â October 2022; Improvement List (Change Log) - US21+OBD22 (13L VGT, TC) And US17+OBD22 (11L) Emissions
M-652-001
Service Bulletin/Repair Instructions
2009 Document reformatted to be published as a TSB in Impact. Axle Alignment Specifications
KC-561
Service Bulletin/Repair Instructions
11L, 13L, And 16L Engine Oil Analysis Specifications - US10 And Newer Emissions
KC-751
Service Bulletin/Repair Instructions
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-745
Service Bulletin/Repair Instructions
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-2112
Service Bulletin/Repair Instructions
Programming Failure - Chassis With Cummins Engine And An Allison Transmission
KC-2143
Service Bulletin/Repair Instructions
(Back Office) - Cruise Control Inoperative After Updating Software VECU5 Without ESP Package (UESP).
KC-405
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-399
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-733
Service Bulletin/Repair Instructions
Back Office Mack Chassis - Secondary Gauge Set Up - Model Year 2018 and Newer.
KC-735
Service Bulletin/Repair Instructions
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 Emissions,
KC-736
Service Bulletin/Repair Instructions
(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-2107
Service Bulletin/Repair Instructions
DEF Level (UQLS) Sensor Troubleshooting Guide - US17+OBD16 Emissions and Newer.
KC-2116
Service Bulletin/Repair Instructions
NOx Sensor Troubleshooting Guide - US10+OBD13 And Newer Emissions.
KC-2157
Service Bulletin/Repair Instructions
Aftertreatment Hydrocarbon Injector (AHI) Troubleshooting Guide - US10+OBD13 And Newer Emissions.
KC-2158
Service Bulletin/Repair Instructions
Selective Catalytic Reduction (SCR) Muffler Troubleshooting Guide - US10+OBD13 And Newer Emissions.
KC-731
Service Bulletin/Repair Instructions
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 Newer
KC-2131
Service Bulletin/Repair Instructions
USE FOR NEW VEHICLES (US21+OBD22 Emissions) - Intermittent Diagnostic Trouble Codes U02A3, U029D, U029E
KC-2171
Service Bulletin/Repair Instructions
Temperature Sensor Troubleshooting Guide - US10+OBD13 And Newer
KC-714
Service Bulletin/Repair Instructions
Mack Chassis - Diagnostic Trouble Codes ( DTC's ) - P020113, P020213, P020313, P020413, P020513, P020613, Cylinders 1 Through 6 Injector A Open Circuit
KC-698
Service Bulletin/Repair Instructions
Mack Chassis - Diesel Exhaust Fluid ( DEF ) System Cleaning/Flush After DEF Pump Failure Or System Contamination
KC-699
Service Bulletin/Repair Instructions
Mack Chassis - Bendix Vendor Configuration Program ( VCP ) Software Download Information
KC-700
Service Bulletin/Repair Instructions
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 And Newer
KC-686
Service Bulletin/Repair Instructions
(Back Office Only) Mack Chassis - Cruise Control Inoperative After Disabling The Electronic Stability Program (ESP)
KC-663
Service Bulletin/Repair Instructions
Emcon (Spark Assist) Engine Aftertreatment System Troubleshooting Check Sheet - US07 Emissions
KC-644
Service Bulletin/Repair Instructions
Manual Compression Test Adapter For Engines With Stainless Steel Injector Sleeves (Conical Tip Injectors) - US07 And Newer Emissions, Model Year 2008 And Newer
KC-648
Service Bulletin/Repair Instructions
Mack - PTO Pump Speed Calculator
KC-651
Service Bulletin/Repair Instructions
Mack Dealer Support Communication - Selecting The Proper SR Area For Creating An eService
KC-652
Service Bulletin/Repair Instructions
Mack Low Oil Pressure Diagnostic Process For 11 Liter Engines
KC-659
Service Bulletin/Repair Instructions
Mack Chassis -Â Oil Diluted With Fuel; Fuel In Oil, Diagnostic Information - All Emissions Prior To US17+OBD16 (Common Rail Fuel System), Model Year 2017 And Older
KC-2169
Service Bulletin/Repair Instructions
Low Voltage Disconnect (LVD), Function Description
KC-2170
Service Bulletin/Repair Instructions
Electronically Controlled Suspension (ECS) Losing Air Pressure
KC-2172
Service Bulletin/Repair Instructions
No Start Condition After Over The Air Programing - VECU5 No Start "Safe State"
KC-2161
Service Bulletin/Repair Instructions
DEF Pump Cycling periodically Hours After Key Off
KC-633
Service Bulletin/Repair Instructions
Mack Chassis - Front Hub With Unit-Bearings ( Unitized Wheel Bearings ), Inspection Information And Guidelines - Commonly Model Year 2008 And Newer
KC-626
Service Bulletin/Repair Instructions
Mack Chassis - Vehicles Equipped With An Automated Manual Transmission Model F ( AMT-F, mDrive ), Premium Tech Tool ( PTT ) Gearbox Calibration Failure; Gearbox Calibration Operation Stops And Fails At 33% When Run With Transmission Removed
KC-627
Service Bulletin/Repair Instructions
Premium Tech Tool ( PTT ) Training Materials And Support Tools
KC-587
Service Bulletin/Repair Instructions
Mack Chassis - SNM15-027 A/C Compressor Inspection Required For Warranty Repairs
SLM22-004
Service Bulletin/Repair Instructions
Service Literature Published and Released in April, 2022
KC-604
Service Bulletin/Repair Instructions
Mack Chassis - Accessory / Auxiliary Connection Points ( Power/Ground Points ) - Anthem, Pinnacle, Granite - Model Year 2018 And Newer
S7630
Service Bulletin/Repair Instructions
Proprietary Steerable Axle Hubcap Replacement
KC-365
Service Bulletin/Repair Instructions
Mack Chassis - Technical Service Bulletin M-728-005, Leveling Valve, Leak Test, Air Leaks From The Leveling Valve After The Vehicle Is Parked (Shut Off)
KC-552
Service Bulletin/Repair Instructions
Aftertreatment Control Module ( ACM ) Diagnostic Trouble Codes ( DTC ) U0001-88 and U0010-88 Lighting The Malfunction Indicator Lamp ( MIL ); Possible Derate Warning â US10 And Newer Chassis
KC-478
Service Bulletin/Repair Instructions
Variable Geometry Turbocharger ( VGT ) Function Test ( 2551-08-03-02 ), OBD13 Model Year ( MY ) 2014 And Newer
KC-415
Service Bulletin/Repair Instructions
Diagnostic Trouble Code ( DTC ) P26E8 Intermittently Lighting The Malfunction Indicator Lamp ( MIL ); Possible Derate Warning - US10+OBD13 And Newer Emissions, Model Year 2014 And Newer
S7567
Service Bulletin/Repair Instructions
EPRV Delete & Fuel Rail Pressure Sensor Update
KC-383
Service Bulletin/Repair Instructions
Mack Chassis - Equipped With Bendix Fusion, With Or Without Lane Departure Warning ( LDWS ) - Diagnostic Trouble Code ( DTC ) SPN 70 FMI 9, Bendix Code 64 With Possible "Lane Departure Warning Malfunction" Message - US17 And Newer
KC-391
Service Bulletin/Repair Instructions
Noise On The AM Radio Band; Thumping, Ticking, Fluttering Sound On AM Radio Band - Model Year 2018 And Newer
KC-401
Service Bulletin/Repair Instructions
Diagnostic Trouble Codes (DTC) P24F600 Or P24F700 - US14+OBD15 Emissions And Newer, Model Year 2016 And Newer
KC-402
Service Bulletin/Repair Instructions
Volvo Chassis - Diagnostic Trouble Code (DTC) SA 0 FMI 0 or SPN 0 FMI 0 Present On Fault Code Readout - US10 And Newer Emissions, Model Year 2011 And Newer
KC-406
Service Bulletin/Repair Instructions
Dye Test Procedure; Fuel System Leak Check - Common Rail Fuel System - US17+OBD16 And Newer Emissions, Common Model Year 2018 And Newer
KC-354
Service Bulletin/Repair Instructions
Volvo Chassis - Certain Volvo Trucks Built After January 11, 2016 May Experience an Issue with the Instrument Cluster Display
SNM22-001
Service Bulletin/Repair Instructions
TC Engine Turbochargers
KC-345
Service Bulletin/Repair Instructions
Mack Chassis - Models GU / GRÂ - Constant Correction To Center
KC-297
Service Bulletin/Repair Instructions
Mack Chassis - Adding Snow Plow Lights - Parameter And Variant Changes
KC-286
Service Bulletin/Repair Instructions
Mack Chassis - FSB 563-008 Plugs, Pressure Protection Manifold - New Brass Plugs For Noregon Pressure Protection Manifold (PPM)
KC-2043
Service Bulletin/Repair Instructions
Engine Control Module (EMS) Software (MSW) Information - Improvement List, November 2021 - US21+OBD2020 Emissions
KC-275
Service Bulletin/Repair Instructions
(Back Office Only) Vehicles Equipped With A Turbo Compound Engine - Report Of Frequent Air Compressor Cycling. Secondary Air System Air Pressure Decreases Slowly When Engine Is At Low Idle - US17+OBD16 And Newer Emissions, Model Year 2018 And Newer
KC-238
Service Bulletin/Repair Instructions
Mack Chassis - Where To Find The Body Builder Portal - Body Builder Manual ( BBM ) Information - US04 And Newer Emissions, Model Year 2008 And Newer
KC-215
Service Bulletin/Repair Instructions
Mack Chassis - Granite (GR) Models Equipped With An Allison Transmission And Split Box PTO - "Release Parking Brake" Message Present In Instrument Cluster When Parking Brake Is Released - Model Year 2018 And Newer
GDC21-011
Service Bulletin/Repair Instructions
Exhaust Gas Temperature Sensor Circuit Range/Performance
KC-145
Service Bulletin/Repair Instructions
Automated Manual Transmission (AMT) (Spigot Bearing) Input Shaft Repair Kit And Shim Kit, Part Number Information, Reference Guide - US07 And Newer Emissions, Model Year 2008 And Newer
KC-119
Service Bulletin/Repair Instructions
Mack Chassis - Equipped With An Automated Manual Transmission (mDrive, AMT) AMT-C, AMT-D Or AMT-F - Transmission Oil Specifications - Model Years 2010 To 2020
KC-70
Service Bulletin/Repair Instructions
Mack Chassis - Model GR/GU - Hood Warpage
KC-167
Service Bulletin/Repair Instructions
Premium Tech Tool (PTT) Error Code 43: Service Regeneration Fails To Start; Service Regen Does Not Complete With Error 43 Displayed - US10+OBD13 And Newer Emissions, Common Model Year 2014 And Newer
KC-159
Service Bulletin/Repair Instructions
Trucks Equipped With A Cummins Engine - Engine Preheat Icon Does Not Illuminate In The Instrument Cluster (IC) During Engine Pre-heat (Intake Air Heater) Operation - Vehicles With 2018 Instrument Cluster Update, Model Year 2018 And Newer
KC-163
Service Bulletin/Repair Instructions
Diesel Fuel Information - Acceptable Biodiesel, Fuel Blend For Summer And Winter - US07 And Newer Emissions, Model Year 2008 And Newer
KC-193
Service Bulletin/Repair Instructions
Mack Chassis - Particulate Matter (PM) Sensor Diagnostic Trouble Codes (DTC) Illuminating The Malfunction Indicator Lamp (MIL); Tech Tip TT-014-2016 - US14+OBD16, US17+OBD16 And Newer Emissions, Common Model Year 2017 And Newer - To Be Used For EVERY
KC-130
Service Bulletin/Repair Instructions
Air In The Fuel System Tests, Common Rail Fuel System - US17+OBD16 and Newer Emissions
KC-136
Service Bulletin/Repair Instructions
Aftertreatment Control Module (ACM) Offline/Not Visible/Missing From Control Unit Information in Premium Tech Tool (PTT) - US10+OBD13 And Newer Emissions
KC-124
Service Bulletin/Repair Instructions
Automated Manual Transmission Gearbox Will Not Shift To High Range After Gearbox Repair; MID 130 PSID 24 FMI 1, P1072-92 Unintentional Disengagement Of High Range - US07 And Newer Emissions, Model Year 2008 And Newer
KC-115
Service Bulletin/Repair Instructions
Automated Manual Transmission ( AMT ) ( I-Shift, mDRIVE ) Equipped Chassis, OBD13 And Newer - Light Turbo Surge ( Chuff ) During Skip Shifting
S7610
Service Bulletin/Repair Instructions
Bump Stop Interference with Brake Slack
KC-8
Service Bulletin/Repair Instructions
(Back Office Only) Mack Chassis - Granite Models (GR) - Body Raised Out Of Position Message Not Dislaying In Driver Information Display - INT-GEN2
FSB 211-003_M
Service Bulletin/Repair Instructions
Valve Cover Oil Leak at T Joint
SNM21-006
Service Bulletin/Repair Instructions
Remote Software Downloads
S7597
Service Bulletin/Repair Instructions
Inlet Valve Spring Replacement
S7574
Service Bulletin/Repair Instructions
TECU SOFTWARE UPDATE
S7576
Service Bulletin/Repair Instructions
VECU Software Update
CBR-15
Service Bulletin/Repair Instructions
Diagnostic Trouble Codes (DTC) For The Engine Pre-Heat Relay: Supplementary Instructions
FSB 511-010
Service Bulletin/Repair Instructions
Disc Brake Rotor, Replacement
SC0422
Service Bulletin/Repair Instructions
Canada Non-Compliance DRL overide
S7557
Service Bulletin/Repair Instructions
VECU Active code and no MIL Lights
SNM21-001
Service Bulletin/Repair Instructions
Improved method for determining which DTC to troubleshoot in a MIL on situation
S7552
Service Bulletin/Repair Instructions
Incorrect Data on Door Label Set
KC-2062
Service Bulletin/Repair Instructions
Mack Chassis - Granite (GR) - Intermittent Or Inoperative Headlights, Front Marker Lights, Turn Signals, And/Or Plow Lights
S7545
Service Bulletin/Repair Instructions
Draglink Split Pin Inspection
FSB 801-004
Service Bulletin/Repair Instructions
Cab Door Glass Bracket, Installation
FSB 258-039
Service Bulletin/Repair Instructions
SCR Fittings, One Box, Replacement PM, NOx and Temperature Sensor Fittings
KC-2021
Service Bulletin/Repair Instructions
Mack Chassis - Stemco Hubcap Plug Will Not Stay In
S7521
Service Bulletin/Repair Instructions
GU/GR Fan Ring Seal Modification
K53338075
Service Bulletin/Repair Instructions
Diagnostic Trouble Codes (DTC) For The Engine Pre-Heat Relay: Supplementary Instructions - US10+OBD13 And Newer Emissions, Model Year 2014 And Newer
K31126441
Service Bulletin/Repair Instructions
Diagnostic Trouble Code (DTC) P2042-01: Diagnostic Instructions - US17+OBD16 Emissions And Newer
K47547856
Service Bulletin/Repair Instructions
Particulate Matter (PM) Sensor Diagnostic Trouble Codes (DTC) Illuminating The Malfunction Indicator Lamp (MIL) - US14+OBD16, US17+OBD16 And Newer Emissions, Model Year 2017 And Newer - To Be Used For EVERY Visit
K01157283
Service Bulletin/Repair Instructions
Front Accessory Drive Noise, Alternator Belt Wear, Alternator Belt Tensioner Failure - Model Year 2017 And Newer
S7455
Service Bulletin/Repair Instructions
GR/GU ABS valve bracket installed incorrectly