2019 International Workstar technical service bulletins
157 technical service bulletins and manufacturer communications cover the 2019 International Workstar.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- This article provides guidance to dealership personnel, Technical Services personnel, Dealer Service...
- This document aims to enable technicians to: 1. Accurately identify third generation MaxxForce medium duty...
- This article only applies to Models w/ 0016UZL Built Between 06/23/2014 – 05/11/2020 OR Models w/ 0016UZL...
- New CARB Idle Reduction Change Request
- This tool is designed to compare Diamond Logic feature data across multiple vehicle configuration files
- This document provides guidance for assessing the feasibility of implementing a customer-requested change...
- This article is intended to provide information for how to program International Engines that have been...
- Engine replacements for all International engines will need to follow this procedure.
- This document will guide the user through a step-by-step procedure for detecting water leaks in vehicle...
- This document provides: Steps to take when switch pack programming fails, or when switch pack disappears...
- This document will guide the user through understanding Prop Shaft Codes and understanding the variations...
- In some geographic areas, ambient temperatures reaching below 15°F (-10 °C), including high levels of...
- Title: Service Portal iKNow Feedback Case Types Applies To: All
- Title: Driveline Information Center and Troubleshooting Procedures Applies To: All Vehicles
- Title: A/C Refrigerant and Oil Capacities Applies To: All current models
- Title: Fan belt replacement guidelines for frayed edges Applies To: All Models
- Title: Engine Emission Label Replacement, Certificate of Conformance and Clean Idle Sticker Addition...
- Title: Steering Gear Seal Repair Guidelines Applies To: Steering gears
- Title: How to Request a Horsepower Quote Applies To: All International and Cummins Electronic engines
- This document reminds technicians of the critical relationship between the truck's suspension and the...
- Applies To: All Navistar Powered Trucks Requesting Engine Emission Label Replacement, Certificate of...
- This article addresses chassis lean conditions on all chassis
- This document details the procedure that must be followed to ensure proper alternator troubleshooting.
- Suggested alignment target values when performing a vehicle axle alignment.
- Starter Diagnostics and warranty claim procedure; all engines EXCLUDING Cummins ISB engine with Allison...
- J1939 Data Link Source Address Information
- Rebuilding Cylinder Heads on Certain MaxxForce 11/13, N13, and A26 engines; 2010 to present.
- Diagnosis of chassis wander complaints.
- General Wheel Speed Sensor Troubleshooting
- Cummins B6.7 Grid Heater Relay
- Certain International® N13 engines may be noncompliant to the required On Board Diagnostics (OBD) Monitor,...
- How to request a horsepower quote; all International and Cummins engines
- J1939 Data Link Troubleshooting
- Snap-On torque wrench requirement for all big bore engine connecting rod bolts; A26, MaxxForce 13, N13 engines
- QLS Emergency Calibration Revert Process
- New air compressor incorporates an oil feed dowel O-ring
- Per agreement with EPA and CARB, Cummins, Inc. provided an emergency calibration for Cummins ISB, B6.7,...
- New Air compressor Incorporates an oil feed dowel O-ring; only models built with MaxxForce 11/13, N13, or...
- Cummins Programming guide and fault codes285 & 265; only vehicles built with Cummins B6.7, X15, or L9 engines
- Telematics installation guidelines
- Starter diagnostics and warranty claim procedure for all engines and all chassis EXCLUDING vehicles...
- Rebuilding cylinder heads on certain EPA 2010 MaxxForce 11/13, N13, and A26 Engines
- Rebuilding Cylinder Heads on Certain International MaxxForce 11/13 engines and all International N13 and...
- QLS Emergency ECM Calibration; only models equipped with Cummins B6.7, X15, L9, or International A26 engines
- QLS Emergency Calibration
- J1939 Data link source address information
- Pico Scope CCOS (Crankcase Separator Test)
- PicoScope Test 5V & 12V Intermittent Open and Short circuit diagnostics
- PicoScope Test 12V Electrical Noise Detection
- PicoScope Test
- PicoScope Test for Datalink (CAN) Health Shorts & opens
- PicoScope Test Resistance and Ohmmeter
- PicoScope Wheel Speed Sensor Test
- PicoScope Test One Channel RCT
- Front cab mount bushings/insulators MV, HV, DuraStar, and WorkStar vehicles used in severe vocations
- Cab water leak trouble shooting tips
- Cab water leak troubleshooting tips; HX with steel cab only
- High Pressure Fuel Pump external leaks from weep hole
- QLS Emergency Calibration; Models equipped with 2016 and newer Cummins B6.7, X15 and L9 engines or...
- Dual Drive Cab Throttle Position Harness for APS/IVS throttle pedals; only models with both left hand and...
- Power Steering Diagnostics Flow / Pressure Specifications For Power Steering Gears and Power Steering Pumps
- Bendix Stability control
- QLS Emergency Calibration; Models with 2016 Cummins ISX, A26 and EPA 2017 and newer Cummins X15, L9, or...
- How to obtain As built parameter list
- New or replacement body control Module (BC,BCM) not detected; Gen 4 BCM
- QLS Emergency Calibration
- Engine Oil Capacities
- Oil leaks at the Bottom of the Oil Filter Module; Only International A26, N13, or 2010 and newer 11 and 13...
- Snap-On torque wrench requirement for all big bore engine connecting rod bolt(s).
- Cab water leak troubleshooting tips
- General wheel speed sensor troubleshooting
- Aftertreatment Clamp Corrosion; Single Can Aftertreatment Systems
- Day cab roof air deflector causing loud vibration noise at highway speed
- Frame Rail Straightness Inspection Procedure
- Suggested alignment target values when performing a vehicle axle alignment
- A26, N13, and 2010 EPA MaxxForce 11 and 13 engine Auxiliary Programable Parameters
- 7095496C3 EGR
- Fuel Filters, Winter Additives, and Blending Fuels for Cummins® Engines
- Cab Lean Concern
- Driveline Information Center and Troubleshooting Procedures
- Repair Procedures for Vehicles Struck by Lightning
- Ambient Air Temperature (AAT) Sensor Faults/Location/Diagnostics
- This document will guide the user through the proper use of the A26 Misfire Detection Session to determine...
- A/C Refrigerant and Oil Capacities
- Radio Diagnostics and Information
- The steer axle hubs may not have lubricant filled to the proper level at time of assembly which may result...
- Cleaning and Disinfecting Trucks and Buses
- WorkStar Hybrid Mount to Pad Mount A/C Compressor Retrofit; only models with Cummins ISB 6.7 engine.
- Bendix EC80 Blank Module Replacement Program;
- On certain trucks equipped with an automatic transmission, if the automatic transmission is still in drive...
- Power Distribution Center (PDC) Replacement; 7000 (Workstar) Model Series with Allison or Manual Transmissions
- Day Cab Roof Air Deflector Vibrates against Cab Roof; only models with P/N 4067947C92 Roof Air Deflector
- WorkStar Hybrid Mount to Pad Mount A/C Compressor Retrofit
- Wind noise at upper side of cab door due to door out of alignment
- The vehicles in this FSC were involved in Safety Recall 18518 which has been completed on these vehicles
- NEW Ultrasonic DEF Head Unit; All SCR vehicles
- WorkStar Hybrid Mount to Pad Mount A/C Compressor Retrofit; only models with Cummins ISB 6.7 engine
- Oil Capacities; All Electronic International Engines 1994
- Suspension Lean Diagnostics; All models
- SCR Vehicles Setting DEF Quality Faults due to Crossed DEF Tank Coolant Lines or Inverted DEFTHV
- NEW Ultrasonic DEF Head Unit available; Only models equipped with SCR Aftertreatment.
- Only models built with Cummins X15; Fault Code 7125
- Voltage gauge drops on cold engine start-up; Only models built with Cummins ISB, B6.7, ISL, or L9 engines
- International; HV, HX, LT, MV, RH, LS, ProStar, TranStar, WorkStar; It is possible for an internal clutch...
- NEW Ultrasonic DEF Head Unit; Only vehicles Equipped with SCR
- The First Check to make when Troubleshooting any Body Controller or ESC Issue
- Cab Water Leak Troubleshooting Tips; Excluding 9000i, PayStar(HX), CityStar, or LoadStar
- NEW Ultrasonic DEF Head Unit; only models equipped with SCR Aftertreatment
- Engine Emission Label Replacement, Certificate of Conformance and Clean Idle Sticker Addition Procedure
- Wind noise at upper side of cab door
- Hood Gap and Alignment Tolerances
- ECA Clutch Departure
- Heavy Duty Clutch May Not Acheive Full Departure
- NEW Ultrasonic DEF Head Unit
- ISB Starting System Diagnostics; Only models built with cummins ISB engines
- Brake Lights Staying On
- Programing New Key Fobs
- Eaton Bulletin for their ECA Clutch issue referenced from IK1100033 and IK1100034
- Eaton eca
- Eaton eca
- Body Builder Accessories Backfeeding Ignition Voltage
- The suspect population may have been built with a left-side radiator stay rod of insufficient length,...
- Dual steering gear air bleed procedure
- Vehicle Speed ( VSS ) Output for Bodybuilders
- Air Pressure Gauges and A/C Pressure Transducer Troubleshooting
- Steering Noise in Vehicles Equipped with Dual Steer
- Repair Information for Damaged Headlight Connector
- Tool Instruction
- The spring actuated parking brake chamber may have been improperly crimped to the service brake chamber...
- Body Controller Updates for 500k Baud Data link
- Wabco OnGuard Software Update; Only 500k baud rate Units with Wabco OnGuard with Cummins Engines built...
- Engine Oil Capacities All Electronic International Engines 1994
- Trucks may have been built with incorrect huck bolt washers for the lift axle huck bolts resulting in...
- Telematics Installation Guidelines; only Units with 500K Data Link
- The seat belt assemblies may not satisfy the requirements of FMVSS 210 / CMVSS 213
- An internal component within the clutch assembly may fail, which in special circumstances could inhibit...
- Using Supplier Software to Check DTCs
- The recalibration will remove engine aftertreatment system faults during reset while ensuring required...
- NEW Ultrasonic DEF Tank Sending Unit; only models with SCR Aftertreatment system.
- Urea Quality Sensor (UQS) Supplemental Diagnostic and Service Information; only models with SCR...
- HVAC fault 2609-19 with 4th Gen BCM; Only models equipped with 4th generation BCM
- Steering Noise in Vehicles Equipped with Dual Steer; Only models equipped with dual steering gear
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