1990 International Ic technical service bulletins

Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.

• Nov 13, 2018 Service bulletinDriveline Information Center and Troubleshooting Procedures
• Sep 17, 2018 Service bulletinRadio Diagnostics and Information
• Sep 6, 2018 Service bulletinCylinder Performance Analyzer (CPA) Resource Center
• Sep 6, 2018 Service bulletinA/C Refrigerant and Oil Capacities
• Jan 30, 2018 Service bulletinUpdating OnCommand Link with Accelerator
• Jan 22, 2018 Service bulletinJ1939 Data Link Troubleshooting
• Jan 22, 2018 Service bulletinISX, N13, and N9 / N10 Aftertreatment Private Data Link Troubleshooting
• Jan 19, 2018 Service bulletinWinter Front Usage
• Jan 18, 2018 Service bulletinEngine Oil Capacities
• Jan 10, 2018 Service bulletinOnCommand EZ-Tech
• Dec 8, 2017 Service bulletinUsing Supplier Software to Check DTCs
• Jan 30, 2017 Service bulletinSteering Shake, Shimmy, Shudder, or Steering Vibration; only with 14k front weight rated axles and below
• Jan 23, 2017 Service bulletinSteering Fluids
• Jan 9, 2017 Service bulletinJ1939 Data Link Source Address Information
• Jan 3, 2017 Service bulletinCooling System Flush Procedure
• Sep 10, 2013 Service bulletinIknow: the bus entrance door area may develop cracks as well as in the windshield frame
• Jun 5, 2013 Service bulletinIknow: in some vehicles the passenger heater blower motors, under the seat and mounted on the rear wall,...