Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 1,379 bulletins for INTERNATIONAL
22118
Nov 10, 2022
060000 ENGINE AND ENGINE COOLING
These certain trucks may have incorrect ECM programming in make and model programmable parameter. Only models built with 2021 model year A26 engines.
22515
Nov 10, 2022
060000 ENGINE AND ENGINE COOLING
During extreme cold ambient conditions, ice may form on the Intake Manifold Pressure (IMP) sensor and result in an engine derate condition and increased NOx emissions while operating in this mode. Only with 2022 model year A26 engines.
22517
Oct 27, 2022
060000 ENGINE AND ENGINE COOLING
In extreme cold ambient conditions, the Diesel Exhaust Fluid (DEF) tank may become frozen and result in engine derate until the DEF tank is thawed. Emissions may increase when dosing is suspended while the DEF is frozen.
22520
Sep 23, 2022
010000 STEERING
The tie rod end clamp may crack and over time, the tie rod end threads can become damaged and in some cases, may cause the tie rod end to separate.
22116
Sep 21, 2022
110000 ELECTRICAL SYSTEM
Certain HV and LT Series trucks may have an alternator built with an incorrect voltage regulator that could result in excessive voltage fluctuation and possibly trigger the voltage warning lamp.
22516
Sep 21, 2022
110000 ELECTRICAL SYSTEM
During high electrical demand, the cables that ground the batteries to the vehicle frame can carry the full system current and may result in excessively hot battery ground cables and in some cases, battery post separation. Only trucks equip
IK0800605
Aug 23, 2022
110000 ELECTRICAL SYSTEM
PicoScope Test 5V & 12V Intermittent Open and Short circuit diagnostics
22504
Aug 17, 2022
060000 ENGINE AND ENGINE COOLING
Under certain conditions, the Engine Control Module (ECM) programming may not detect when the Exhaust Gas Recirculation (EGR) flow exceeds the predetermined threshold resulting in not setting a fault code and activating the Malfunction Indi
22902
Aug 17, 2022
060000 ENGINE AND ENGINE COOLING
The Body Control Module (BCM) may have outdated software that could result in active Over The Air (OTA) programming to not fully complete and result in an inoperative Engine Control Module (ECM). Only models with International A26 engine an
IK2300011
Jul 25, 2022
060000 ENGINE AND ENGINE COOLING
eMV Battery Thermal Management System (BTMS) coolant lines unsupported; Electric MV only
IK2300010
Jul 18, 2022
110000 ELECTRICAL SYSTEM
eMV Noise Generator Overdrive Speakers; Electric MV only
IK1900268
Jun 22, 2022
160000 STRUCTURE
Side mounted cab extender fins that provide more flexibility during trailer contact.
IK1600145
Jun 17, 2022
160000 STRUCTURE
Front cab mount bushings/insulators MV, HV, DuraStar, and WorkStar vehicles used in severe vocations
IK1201471
Jun 13, 2022
060000 ENGINE AND ENGINE COOLING
HX series band clamp assembly installation guide
22510
Jun 10, 2022
030000 SERVICE BRAKES, HYDRAULIC
Certain 2022 CV series trucks built 03/23/2022 thru 03/31/2022; the pressure sensor on the hydraulic brake line assembly may not be tightened to the correct torque and can result in a minor brake fluid leak when the brakes are applied.
22112
Jun 9, 2022
040000 SERVICE BRAKES, AIR
Certain HV series trucks may have a fuse panel graphic with no fuse rating for Heated Drain Valves (HDV) when vehicles are equiped with more than one HDV.
22110
Jun 8, 2022
060000 ENGINE AND ENGINE COOLING
Certain HX series trucks may have a DEF tank jumper harness with a missing circuit. Only 2023 Model Year HX series built 02/25/2022 through 03/17/2022.
22111
Jun 1, 2022
060000 ENGINE AND ENGINE COOLING
Certain CV series trucks may require an engine replacement due to engine block concerns
IK1600136
May 25, 2022
160000 STRUCTURE
Primer recommendation for matching textured panels to smooth panels for field repairs
IK1600133
May 25, 2022
162200 STRUCTURE:BODY:BUMPERS
Textured surfaces on painted plastic bumpers, chassis side skirts, and fender extendtions