Manufacturer Communications
Vehicles / Mack / Granite (gu)
| Bulletin Number | Vehicle Make | Vehicle Model | Model Year | Summary |
|---|---|---|---|---|
| FSB 258-041 | MACK | GRANITE (GU) | 2020 | Diesel Exhaust Fluid (DEF) Crystallisation, Dosing valve, Clean<br /> |
| KC-70 | MACK | GRANITE (GU) | 2022 | Mack Chassis - Model GR/GU - Hood Warpage<br /> |
| K31126441 | MACK | GRANITE (GU) | 2021 | Diagnostic Trouble Code (DTC) P2042-01: Diagnostic Instructions - US17+OBD16 Emissions And Newer<br /> |
| S7448 | MACK | GRANITE (GU) | 2020 | IGNITION CYLINDER REPLACEMENT-CUMMINS ENGINE<br /> |
| S7455 | MACK | GRANITE (GU) | 2021 | GR/GU ABS valve bracket installed incorrectly<br /> |
| K58203603 | MACK | GRANITE (GU) | 2020 | Diagnostic Trouble Code (DTC) P20EE - SCR NOx Catalyst Efficiency Below Threshold (Bank 1) - US17+OBD2019 Emissions, Model Year 2020 ONLY<br /> |
| K63001042 | MACK | GRANITE (GU) | 2017 | Mack Chassis - SNM16 - 015 Updated Wiper Mechanism for One Piece Windshield; Windshield Wipers Leaving Streaks Or Not Clearing Center Of Windshield<br |
| S7459 | MACK | GRANITE (GU) | 2020 | PI0889 DIFFERENTIAL LOCK ENGAGEMENT STATUS ALARM UPDATE<br /> |
| FSB728-005 | MACK | GRANITE (GU) | 2020 | Leveling Valve, Leak Test<br /> |
| K27230737 | MACK | GRANITE (GU) | 2020 | Mack Chassis - Granite Models (GU, GR) - Revised Fan Ring Design; Engine Cooling Fan Ring Cracked At Welds - Model Years 2016 To 2020<br /> |
| FSB563-008 | MACK | GRANITE (GU) | 2020 | Plugs, Pressure Protection Manifold<br /> |
| K91214678 | MACK | GRANITE (GU) | 2020 | Automated Manual Transmission (AMT) Faults - Diagnostic Trouble Codes (DTC) P1052-18 Or MID 130 PID 33 FMI 5 Intermittent Fault In Cold Weather - US07 |
| K15194127 | MACK | GRANITE (GU) | 2015 | Mack Chassis - Fault Code SID 158 FMI 0 Logging In Instrument Cluster ( MID 140, IC ), No Code Description Or Diagnostic Information<br /> |
| PV729-PI0859 | MACK | GRANITE (GU) | 2015 | SUMMARY TO BE PROVIDED ON A FUTURE DATE.<br /> |
| K61510658 | MACK | GRANITE (GU) | 2019 | Mack Chassis - Equipped With An Automated Manual Transmission Model F (AMT-F, mDrive) With Crawler Gears - Setting The Maximum Gear That Can Be (Tempo |
| K31378153 | MACK | GRANITE (GU) | 2019 | Mack Chassis - Vehicles Equipped With An Automated Manual Transmission Model F ( AMT-F, mDrive ), Premium Tech Tool ( PTT ) Gearbox Calibration Failur |
| K45382152 | MACK | GRANITE (GU) | 2019 | Mack Chassis - Automated Manual Transmission Model F (AMT-F, mDrive) Power Take-off (PTO) Does Not Engage Or Grinds Intermittently During Engagement O |
| K42065042 | MACK | GRANITE (GU) | 2019 | Engine Preheat Icon Does Not Illuminate In The Instrument Cluster (IC) During Engine Pre-heat (Intake Air Heater) Operation - Post-Facelift Vehicles, |
| PI0884 | MACK | GRANITE (GU) | 2019 | ECM Reprogramming Cummins ISL, GR<br /> |
| FSB221-012 | MACK | GRANITE (GU) | 2019 | Oil Fill Adapter, Replacement<br /> |
| K21075253 | MACK | GRANITE (GU) | 2019 | Mack Chassis - Automated Manual Transmission Model F ( AMT-F, mDrive ) - Short Transmission Replacement; Calibration And/Or Shifting Problems Followin |
| K13512181 | MACK | GRANITE (GU) | 2019 | REQUEST REGEN Button Missing From EATS Status and DPF Status Screens In Instrument Cluster (IC) - Chassis Equipped With New (Updated) Cluster Design - |
| K48661544 | MACK | GRANITE (GU) | 2019 | Chassis Equipped With An AMT-F (mDrive) - Idle Drive Function Activates When Vehicle Is Reversing/Backing Up At Low Speed; Information And Repair - Bu |
| PI-0784 | MACK | GRANITE (GU) | 2012 | MACK: RELOCATING VGT ACTUATOR CONNECTOR AND MOUNTING ARRANGEMENT TO ELIMINATE DIAGNOSTIC TROUBLE CODES (DTCS) AND SIGNAL MISSING FROM ENGINE VARIABL |
| PI-0798 | MACK | GRANITE (GU) | 2013 | MACK TRUCKS: INFORMATION ON REPLACEMENT PROCEDURES FOR THE SLACK ADJUSTER CONTROL ARM AND SUSPENSION SHOCK ABSORBER INTERFERENCE ON REAR/REAR DRIVE |
| FSB-831-002 | MACK | GRANITE (GU) | 2014 | MACK: THE DOOR STOP BRACKET WILL FAIL, ON SOME TRUCKS, DUE TO AN OVER EXTENSION OF DOOR, BUT A NEW DOOR DESIGN ASSEMBLY IS AVAILABLE. MODEL CHU, CXU |
| FSB-561-023 | MACK | GRANITE (GU) | 2013 | MACK: FITTINGS FOR CURRENT AIR COMPRESSOR COOLANT HOSES ARE NOT THE SAME SIZE AT EACH END AND INCOMPATIBILITY OF HOSE INSIDE DIAMETER AND COMPRESSOR |
| FSB-372-011 | MACK | GRANITE (GU) | 2013 | MACK TRUCKS: FOUR WAY FLASHER ABS FAULT. CERTAIN VEHICLES EQUIPPED WITH A WEBB SOLID STATE FLASHER, BUILT FROM JAN. 1, 2010 TO JUNE 29, 2012 MAY EXPE |
| FSB-293-007 | MACK | GRANITE (GU) | 2013 | MACK TRUCKS: EGR DIFFERENTIAL PRESSURE SENSOR PIN FRETTING. SEVERE FRETTING DAMAGE OF THE ENGINE EXHAUST GAS RECIRCULATION DIFFERENTIAL PRESSURE SENSO |
| FSB-258-033 | MACK | GRANITE (GU) | 2013 | MACK TRUCKS: ENGINE TUBOCHARGER COMPRESSOR BYPASS VALVE, AIRLINE ROUTING. THIS DOCUMENT COVERS THE PROCEDURE FOR ROUTING THE FLEXIBLE AIR LINE AROUND |
| FSB-364-035 | MACK | GRANITE (GU) | 2014 | MACK TRUCKS: NEW SWITCH MOUNTING BRACKET WAS DEVELOPED TO REPLACE EXISTING TURN SIGNAL SWITCH MOUNTING BRACKET, DUE TO CONTACT BETWEEN SWITCH FINGER |
| FSB-371-045 | MACK | GRANITE (GU) | 2014 | MACK TRUCK: REGARDING THE BREAKING OR CRACKING, AT STARTER SOLENOID STUD, OF 90 DEGREE POSITIVE BATTERY CABLE LUG; THE LUG WAS BENT AT TIME OF ASSEM |
| SP-365-001 | MACK | GRANITE (GU) | 2012 | MACK: CLUTCH OPERATION ERROR PREVENTS STARTER ENGAGEMENT UNLESS PEDAL IS FULLY DEPRESSED. *RM<br /> |
| FSB-413-003 | MACK | GRANITE (GU) | 2014 | MACK: ON SOME TRUCKS, MORE LEG AND KNEE ROOM WAS PROVIDED FOR OPERATOR COMFORT DUE TO AIR OPERATED CLUTCH ASSIST SYSTEM DESIGNED TO REDUCE CLUTCH PED |
| SRA-M-13-04 | MACK | GRANITE (GU) | 2014 | MACK: SAFETY RECALL, ON CERTAIN TRUCKS, ON LOWER AND UPPER STEERING SHAFT PINCH BOLT THAT WAS NOT TORQUED TO SPECIFICATION AND STEERING SHAFT BECOME |
| SB-263-046 | MACK | GRANITE (GU) | 2012 | MACK: FAN RINGS ARE CRACKING DURING EXTREME SERVICE. *RM UPDATED 9/7/11. *PE<br /> |
| PI-0781 | MACK | GRANITE (GU) | 2012 | MACK: DUE TO FRETTING OF CONNECTOR PINS IN ENGINE VGT ACTUATOR CONNECTOR, A NEW MOUNTING ARRANGEMENT HAS BEEN DEVELOPED AND RELOCATION OF ENGINE VGT |
| PI-0746 | MACK | GRANITE (GU) | 2012 | MACK TRUCKS: ON CERTAIN TRUCKS (CHU, CXU GU TD), ALL AFTERTREATMENT DIESEL EXHAUST FLUID (DEF) COOLANT HOSES ARE TO BE REPLACED. *PE<br /> |
| FSB-212-002 | MACK | GRANITE (GU) | 2013 | MACK TRUCKS: OIL SEEPAGE AT FLYWHEEL HOUSING. THIS PROBLEM HAS ALREADY BEEN SOLVED IN PRODUCTION, BUT THE PRODUCTION SOLUTION IS NOT COMPATIBLE WITH P |
| FSB-284-063 | MACK | GRANITE (GU) | 2015 | MACK TRUCK: DIAGNOSTIC TROUBLE CODES (DTC) ILLUMINATES INFORMATION DISPLAY WHEN TWO OR MORE ACTIVE DTC ARE SIMULTANEOUS AND ENGINE ECM NEED CALIBRATI |
| SRA-M-0374 | MACK | GRANITE (GU) | 2014 | MACK: THERE IS AN AUTOMATIC ELECTRIC OVER SPEED PROTECTION SHUTDOWN THAT MONITORS DIESEL ENGINE RPM AND ENGINE SHUTDOWN IN EVENT OF AN OVER SPEED CON |
| PI-0759 | MACK | GRANITE (GU) | 2012 | MACK TRUCK: ON CERTAIN TRUCK CHASSIS, THERE MAY BE POSSIBLE DAMAGE TO COMPONENTS CAUSE BY LOOSENING OF THE JOINT AND NOISE DURING OPERATION, ON THE |
| FSB-413-001 | MACK | GRANITE (GU) | 2014 | MACK TRUCKS: THE AIR ASSISTED CLUTCH CABLE ON SOME VEHICLES MAY FRAY AT THE CLEVIS. *JS<br /> |
| FSB-873-015 | MACK | GRANITE (GU) | 2014 | MACK TRUCKS:DUE TO EXCESSIVE MOISTURE IN THE CLIMATE UNIT, SOME VEHICLES MAY DEVELOP A BLOWER MOTOR FAILURE. *JS<br /> |
| FSB-364-036 | MACK | GRANITE (GU) | 2014 | MACK TRUCK: FLASHERS ARE TO BE REMOVED DUE TO DURABILITY ISSUES. *JS<br /> |
| PI0862 | MACK | GRANITE (GU) | 2015 | SUMMARY TO BE PROVIDED ON A FUTURE DATE.<br /> |
| FB-284-027 | MACK | GRANITE (GU) | 2012 | MACK: THERE ARE ENGINE DIAGNOSTIC TROUBLE CODES AND THERE MAY NEED TO BE A SOFTWARE UPDATE. *RM<br /> |
| PI-0767 | MACK | GRANITE (GU) | 2013 | MACK TRUCKS: SLACK ADJUSTER CONTROL ARM. HALDEX SLACK ADJUSTERS AND RIDEWELL SUSPENSION MAY EXHIBIT A CONDITION WHICH ALLOWS THE SLACK ADJUSTER CONTRO |
| PI-0842 | MACK | GRANITE (GU) | 2014 | MACK TRUCK: SOME TRUCKS HAVE PREPRODUCTION ENGINE EMISSION CERTIFICATION LABEL THAT NEEDS TO BE REMOVED AND REPLACED WITH UPDATED OR CORRECTED ENGINE |
| FSB-313-005 | MACK | GRANITE (GU) | 2013 | MACK TRUCKS: IMPROVEMENT WAS MADE FOR PROTECTION FOR STACKABLE BATTERIES FROM ENVIRONMENT TO PREVENT PREMATURE BATTERY CORROSION WITHIN THE BATTERY |
| FSB-370-001 | MACK | GRANITE (GU) | 2012 | MACK TRUCKS: THE DIAGNOSTIC CONNECTOR MAY BECOME LOOSE. INFORMATION ON REPLACEMENT OF THE DIAGNOSTIC RETAINER CLIP. *RM<br /> |
| FSB-258-030 | MACK | GRANITE (GU) | 2012 | MACK TRUCK: BETWEEN AFTERTREATMENT HYDROCARBON DOSING MODULE INITIAL DESIGN AND BOSS ON MP8 ENGINE, AN INTERFERENCE WAS DISCOVERED. IT PREVENTS BRA |
| PI-0801 | MACK | GRANITE (GU) | 2013 | MARCK TRUCK: INFORMATION REGARDING TWO UPPER HUCK BOLTS FOR FUEL TANK J BRACKET AND AFTERTREATMENT CONTROL MODULE (ACM). TO PROVIDE NECESSARY CLEAR |
| PI-0796 | MACK | GRANITE (GU) | 2012 | MACK TRUCK: INFORMATION PROVIDED REGARDING MODIFICATION OF EGR VALVE ON ENGINES AND REMOVAL OF POPPET SHAFT END CAP O RINGS. MODELS CHU, CXU, GU, LE |
| PI-0795 | MACK | GRANITE (GU) | 2012 | MACK TRUCK: AFTERTREATMENT DIESEL PARTICULATE FILTER (DPF) INLET PIPE MAY POSSIBLY EXHIBIT AN EXHAUST LEAK. TO IMPROVE SEALING FUNCTION OF DPF INLET |
| FSB-255-023 | MACK | GRANITE (GU) | 2013 | MACK TRUCKS: SEVERE FRETTING DAMAGE OF THE ENGINE VARIABLE GEOMETRY TURBOCHARGER ACTUATOR (ENGINE VGT ACTUATOR) HARNESS AND TURBINE SHAFT SPEED SENSOR |
| 284-056-01 | MACK | GRANITE (GU) | 2015 | MACK TRUCKS 2015 MODEL YEARS: BULLETIN INFORMATION REGARDING NEW ENGINE HARNESS CHANGES MP7, MP8,US2014 CHU, CXU, GU, LEU, MRU. THE RETAINING CLAMPS H |
| PI-0789 | MACK | GRANITE (GU) | 2013 | MACK TRUCK: INFORMATION REGARDING THE SLEEPER CAB SUSPENSION LEVELING VALVE BRACKET THAT WAS INSTALLED INCORRECTLY. ALSO, THE SUPPORT BRACKET FOR |
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