| Bulletin Number | Vehicle Make | Vehicle Model | Model Year | Summary |
|---|---|---|---|---|
| IK2501419 | IC BUS | CE | 2022 | CE Bus Radio PA not switching to external / internal speakers; only models with feature codes 49CLM or 49CLN<br /> |
| IK1900263 | IC BUS | CE | 2022 | Bus with Cummins B6.7 engine and Dual A/C - Cylinder Head Failures<br /> |
| 20903 | IC BUS | CE | 2021 | The electrical harness to the air dryer heater may have been assembled without the ground circuit for the heater element to function. School bus only; |
| IK1500103 | IC BUS | CE | 2020 | Acceptable Propane Fill Adapter for Refueling<br /> |
| IK1201452 | IC BUS | CE | 2020 | CPA RCT (relative compression test) for PSI propane or gasoline V8 8.8L engines; School bus models<br /> |
| IK2200088 | IC BUS | CE | 2021 | Factory Installed Air Conditioning, EC4.0 System operating instructions and the service manual<br /> |
| 20110 | IC BUS | CE | 2021 | Certain school buses equipped with PSI gasoline or propane engines may have engine blocks without the counterbore machined where the oil pressure sens |
| IK2200150 | IC BUS | CE | 2021 | This document will guide the user through determining if there is a sealing issue with the rear emergency door on a CE Bus.<br /> |
| IK2600185 | IC BUS | CE | 2003 | Codes 141, 142, and 621 in a 2-box ECM/IDM; only models with 2-box ECM/IDM from 2003-2007<br /> |
| IK1400005 | IC BUS | CE | 2020 | Driveline Information Center and Troubleshooting Procedures<br /> |
| 20112 | IC BUS | CE | 2021 | Certain IC Bus® CE buses may be built with Webasto fuel lines routed incorrectly.<br /> |
| IK0800591 | IC BUS | CE | 2021 | CE Bus Cowl Panel Relay Kit<br /> |
| 20901 | IC BUS | CE | 2020 | To improve the Oxygen Sensor 2 (O2 sensor 2) On Board Diagnostics (OBD) monitor performance.<br /> |
| IK2200147 | IC BUS | CE | 2021 | CE Bus fuel sending access hole in wrong location; only models with feature 47AEU built between 5/7/19 and 2/19/20<br /> |
| IK0800411 | IC BUS | CE | 2009 | Body Controller Resource Center<br /> |
| IK0800417 | IC BUS | CE | 2009 | How to Reboot a Body Controller<br /> |
| IK0800411 | IC BUS | CE | 2009 | Body Controller Resource Center<br /> |
| 19513 | IC BUS | CE | 2020 | The emergency roof hatch external release handle may break and prevent the hatch release mechanism from being actuated from outside the vehicle. Howev |
| IK1201398 | IC BUS | CE | 2020 | ISB 6.7 Frequent Regeneration<br /> |
| IK1300185 | IC BUS | CE | 2020 | Reduced ISB Engine Exhaust Brake Efficiency; Only vehicles with Allison 1000/2000 series transmissions<br /> |
| IK1201389 | IC BUS | CE | 2020 | Cummins ISB Fan Drive Belt Chirp; Cummins ISB and Cummins B6.7<br /> |
| K0500061 | IC BUS | CE | 2019 | CE Bus Steering Returnability Diagnostics. Only CE buses built during 1/29/2018 thru 6/11/2019 with Tilt Columns, ESP, and Steering Switch Controls. 2 |
| 19511 | IC BUS | CE | 2010 | Long term cycle fatigue (buckling and unbuckling the seat belt) may cause the plastic fingers on the male portion of the buckle to crack and break off |
| 19512 | IC BUS | CE | 2020 | An unintended engine start could occur when the ignition key is in the run position and the transmission is in the park or neutral position. Only mode |
| IK2200031 | IC BUS | CE | 2002 | Bus Body Electrical Test Points<br /> |
| IK2200020 | IC BUS | CE | 2006 | Service and Support Information For The ESPAR Auxiliary Fuel Fired Heater Field Service Kit (P/N 2592385C91); only bus models equipped with VT365 or M |
| IK2200018 | IC BUS | CE | 2002 | Reinforcement of the Battery Box; only models built 03/09/1999 to 12/12/2006.<br /> |
| IK2200015 | IC BUS | CE | 2006 | Driver's and Stepwell Heaters / Mist or Hazy Film on Windshield; Only BE and CE models built 02/01/2006 to 10/15/2006.<br /> |
| 19507 | IC BUS | CE | 2017 | The ADB22X caliper on the left (driver side) rear corner on school bus applications may experience an unintended reduction in running clearance during |
| 19506 | IC BUS | CE | 2020 | The ADB22X caliper on the left (driver side) rear corner on school bus applications may experience an unintended reduction in running clearance during |
| IK0700065 | IC BUS | CE | 2013 | Ordering Parts for Selective Catalyst Reduction (SCR) Exhaust Systems; only models Equipped with SCR Aftertreatment In The United States and Canada.<b |
| IK0400018 | IC BUS | CE | 2009 | Uneven Brake Pad Wear Between the Inner and Outer Pads on Hydraulic Brake /Pin Slide Vehicles; only models built after 1/2004<br /> |
| IK0500061 | IC BUS | CE | 2020 | CE Bus Steering Returnability Diagnostics. Only models with Tilt Columns, ESP, and Steering Switch Controls<br /> |
| IK1500097 | IC BUS | CE | 2020 | Gasoline Engine Bus Fuel System Issues<br /> |
| REC18V-563-18E-0 | IC BUS | CE | 2019 | The wheelchair lift positioning input cam may fail while the lift is in use resulting in a disabled cutoff switch.<br /> |
| IK1500097 | IC BUS | CE | 2020 | Gasoline Engine Bus Fuel System Issues<br /> |
| IK0500061 | IC BUS | CE | 2020 | This document will guide the user through diagnosing steering wheels not returning to center on IC CE Buses. Only models with feature code 0005708 (ti |
| 19101 | IC BUS | CE | 2020 | The required Evaporative Emission label may have been printed with an incorrect engine family and/or model year for the engine installed at time of ma |
| IK1500097 | IC BUS | CE | 2020 | Gasoline Engine Bus Fuel System Issues<br /> |
| IK0400016 | IC BUS | CE | 2020 | Aggressive Brakes with Air Brake Foot Valve Leak on Bus; only models with feature code 04WEA - Parking Brake Interlock - With Air Brakes Only<br /> |
| REC18517 | IC BUS | CE | 2020 | The brake air line tube from the relay valve port to the left brake modulator valve may be improperly routed resulting in a kinked air line.<br /> |
| IK1500097 | IC BUS | CE | 2019 | Bus Fuel System Issues; only models with PSI 8.8L gasoline engine<br /> |
| IK1300169 | IC BUS | CE | 2019 | Bus Lacking Power Climbing a Hill; only models with PSI 8.8L gasoline engine<br /> |
| IK0900132 | IC BUS | CE | 2019 | Bus coolant hose kink; only models with propane or gasoline engines<br /> |
| IK1500097 | IC BUS | CE | 2020 | Gasoline Engine Bus Fuel System Issues; only models built with PSI 8.8 Gasoline Engine<br /> |
| 18520 | IC BUS | CE | 2019 | The brake pressure switch on these buses may become stuck which results in a false fault code and brake warning light.<br /> |
| 18117 | IC BUS | CE | 2020 | Certain buses may have been built without a CH545 Key (matched key) Vandal Lock as ordered by the customer.<br /> |
| REC18509 | IC BUS | CE | 2018 | |
| REC18508 | IC BUS | CE | 2019 | |
| REC18506 | IC BUS | CE | 2019 | The roll stability valve air supply line may be incorrectly routed. This condition does not affect normal brake operation. However, during a stability |
| IK1900220 | IC BUS | CE | 2017 | Geotab with WYE Cable Installation; only models equipped with OnCommand Connection<br /> |
| IK1500096 | IC BUS | CE | 2019 | Gasoline Bus - 60gal Fuel Tank Baffles in Incorrect Locations; only models with gasoline engine<br /> |
| IK0800554 | IC BUS | CE | 2017 | Telematics Installation Guidelines; Only units built with 500K baud rate data link<br /> |
| FSC18105 | IC BUS | CE | 2019 | Certain CE Series school bus models may have been built with an incorrect slot location and size for the vandal lock door header.<br /> |
| IK1600246 | IC BUS | CE | 2019 | Hood Cable replacement; only models with Gas or Propane engines<br /> |
| IK1500097 | IC BUS | CE | 2019 | Known fueling issues for buses equipped with the PSI 8.8 Gasoline Engine<br /> |
| AFC15902 | IC BUS | CE | 2017 | The Body Control Module (BCM) may not go to sleep when the ignition is in the OFF position and could result in excessive battery drain when the vehicl |
| FSC18110 | IC BUS | CE | 2019 | The Cummins ISB engine may have been assembled with a modified fuel filter mounting bracket resulting in possible improperly routed engine grid heater |
| REC18502 | IC BUS | CE | 2018 | A fuel system relay for the propane booster pump and scavenge pump may experience intermittent continuity causing the fuel pump to stop running result |
| REC18501 | IC BUS | CE | 2019 | A fuel system relay for the propane booster pump and scavenge pump may experience intermittent continuity causing the fuel pump to stop running result |
| IK1600246 | IC BUS | CE | 2019 | Hood Cable replacement for Gas and Propane CE Bus only<br /> |
| IK1201009 | IC BUS | CE | 2002 | Medium duty cole weather operation / solid winter front; EXCLUDING High Cab DuraStar<br /> |
| REC17505 | IC BUS | CE | 2019 | The hydraulic brake drop hose to the brake calipers on the steer axle wheel ends may be improperly routed resulting in possible contact with the tire. |
| MIN14112 | IC BUS | CE | 2015 | Activate the PTO parameters; only on CE buses powered by a Cummins ISB 6.7<br /> |
| MIN14107 | IC BUS | CE | 2015 | Allison TCM Reprogramming; only with ISB engines and Allison 2500PTS transmissions<br /> |
| IK0700065 | IC BUS | CE | 2013 | Ordering Parts for Selective Catalyst Reduction (SCR) Exhaust Systems; Only 2013 models and forward with SCR<br /> |
| IK1900254 | IC BUS | CE | 2018 | Air Compressor Intake Hose Rubbing Zip Tie; only models with Cummins ISB engine<br /> |
| IK0800475 | IC BUS | CE | 2014 | Radio Diagnostics and Information<br /> |
| IK0400154 | IC BUS | CE | 2018 | Hydraulic Brake System Park Brake Inspection and Adjustment Procedures; only models with hydraulic brake system and driveline mounted park brake.<br / |
| IK0400150 | IC BUS | CE | 2018 | CE Bus Front Axle Brake Hose Clearance to Wheel; only models with hydraulic brake system<br /> |
| FSC17115 | IC BUS | CE | 2018 | Certain CE Buses may have been built with pre-production window caps / trim.<br /> |
| IK1201373 | IC BUS | CE | 2017 | PSI Propane Engine Exhaust Leak; only models equipped with PSI 8.8L Propane engine<br /> |
| IK0700079 | IC BUS | CE | 2016 | SCR Vehicles Setting 3363-16 (FC1713) due to Crossed DEF Tank Coolant Lines or Inverted DEFTHV<br /> |
| IK0800169 | IC BUS | CE | 2006 | How to Change From a 5 Wire Fuel Transfer Pump to a 2 Wire Fuel Transfer Pump<br /> |
| TSI-130401 | IC BUS | CE | 2010 | Frame Mounted Battery Box - Air Drier Service Procedure<br /> |
| MIN15109 | IC BUS | CE | 2016 | The rear engine mount bolts may not be tightened to their specified torque.<br /> |
| REC17508 | IC BUS | CE | 2016 | The castellated nut and cotter pin that fastens the tie rod end to the steering knuckle may have not been tightened to their specified assembly torque |
| IK2200137 | IC BUS | CE | 2009 | Bus Passenger Window Troubleshooting; only buses built after 4/17/17<br /> |
| IK2200070 | IC BUS | CE | 2018 | Bus Body Tie Down, Floor Sill Repair<br /> |
| IK1201398 | IC BUS | CE | 2018 | Frequent Regeneration; only units with Cummins ISB engine<br /> |
| REC16511 | IC BUS | CE | 2016 | The formed heater hose to the driver?s heater over time may fatigue, resulting in a split hose.<br /> |
| REC16510 | IC BUS | CE | 2016 | The formed heater hose to the driver?s heater over time may fatigue, resulting in a split hose.<br /> |
| IK0800517 | IC BUS | CE | 2017 | Cummins Engine Remote Engine Speed Control; only with feature code12XAT or 12XBM<br /> |
| IK1900218 | IC BUS | CE | 2002 | ESPAR AirTronic Low Run Time.<br /> |
| IK1900212 | IC BUS | CE | 2002 | Front Blower Motor Runs Breifly At Initial Power Up<br /> |
| MIN16115 | IC BUS | CE | 2017 | Certain vehicles may have been built with an incorrect torque applied to the transmission mounting bolts.<br /> |
| REC17503 | IC BUS | CE | 2018 | The circuit that provides electrical power to the heater booster pump may have been terminated in an unfused cavity of the power distribution center r |
| IK1900172 | IC BUS | CE | 2016 | Espar Airtronic Heater Diagnostic Guide<br /> |
| IK1201357 | IC BUS | CE | 2016 | Installing and Servicing the Rear Sump Stainless Steel Oil Pan on N13 Engines<br /> |
| IK1201260 | IC BUS | CE | 2016 | Cylinder Pack - Update for Excessive Lubrication Oil Consumption<br /> |
| AFC17901 | IC BUS | CE | 2018 | After initial key on, if driver does not close the door with the steering wheel switch after entering the bus, air to the door control may be released |
| REC16503 | IC BUS | CE | 2017 | The hood latch straps used to latch the hood closed may become elongated and not return to their original specified length.<br /> |
| REC16502 | IC BUS | CE | 2017 | The hood latch straps used to latch the hood closed may become elongated and not return to their original specified length.<br /> |
| MIN16130 | IC BUS | CE | 2017 | Certain fuel fill ports may have not been tightened to their assembly specification at the time of assembly by the supplier and require replacement.<b |
| SB-10-102 | IC BUS | CE | 2010 | NAVISTAR: MIS-BUILD INVESTIGATION NOTICE. INCORRECT HOSE INSTALLED BETWEEN THE STEERING GEAR AND RESERVOIR. MODEL CE BUS. *PE<br /> |
| AFC-G-11903 | IC BUS | CE | 2011 | IC CORP SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. INSTALLATION OF NEW ENGINE SOFTWARE FOR THE ECM. *RM<br /> |
| AFC-11926 | IC BUS | CE | 2011 | NAVISTAR: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. CERTAIN MODEL YEAR TRUCK HAS A CONDITION WHERE THE AIR INTAKE PIPE CONTACTS HOOD AND CAUSES |
| AFC-G-11907 | IC BUS | CE | 2011 | IC CORP SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THE AUTOMATIC ENGINE SHUTDOWN FEATURE IS NOT WORKING CORRECTLY DUE TO SOFTWARE. |
| IK-2200062 | IC BUS | CE | 2012 | INTERNATIONAL: DUE TO MOISTURE INTRUSION THAT RESULTS IN CORROSION AND INTERMITTENT OPERATION, ON SOME BUSES, THE ORIGINAL EQUIPMENT POWER PANEL FEE |
| IK0800475 | IC BUS | CE | 2016 | RADIO DIAGNOSTICS AND INFORMATION<br /> |
| SR-16501 | IC BUS | CE | 2016 | SAFETY RECALL 16501 - STOP ARM BLADE STOP DECAL<br /> |
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