2015 New Flyer XN40 technical service bulletins

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

• May 19, 2026 Service bulletinInstructions for replacing a CNG decal to comply with New York State regulations
• Mar 5, 2021 Service bulletinTechnical Instruction describing how to inspect and install new headlamp harness if required.
• Jun 30, 2020 Service bulletinTechnical Instruction describing how to remove and replace the front suspension air springs
• May 6, 2020 Service bulletinService Manual Bulletin
• Apr 3, 2020 Service bulletinTechnical Service Information Bulletin describing changes to the Cummins ISLG, L9N, ISB6.7G and B6.7N...
• Jan 29, 2020 Service bulletinTechnical Instruction describing how to remove and replace the drivers barrier upper door frame assembly.
• Nov 1, 2018 Service bulletinThis Technical Service Information Bulletin Decsribes How to Inspect and Reroute as Required the Cummins...
• May 29, 2018 Service bulletinThis Maintenance Instruction Describes How to Remove and Replace Exhaust Compartment Harness Heat Shield.
• Mar 30, 2018 Service bulletinThis Maintenance Instruction Decribes How to Replace the Surge Tank Low Coolant Level Sensor.
• Feb 28, 2018 Service bulletinThis Maintenance Instruction Decribes How to Update Battery Equalizer Programming.
• Jan 5, 2018 Service bulletinThis Parts Manual Bulletin provides new part number information for the moveable arm kit for the Kongsberg...
• Jan 5, 2018 Service bulletinThis Service Manual Bulletin provides new OEM (Kongsberg) PM inspection requirements and new installation...
• Dec 6, 2017 Service bulletinThis Service Manual Bulletin provides new inspection and replacement requirements for the coolant hoses...
• Nov 15, 2017 Service bulletinThis Service Manual Bulletin provides new information on how to check for proper chain tension, as...
• Aug 11, 2017 Service bulletinThis Parts Manual bulletin provides information on the part numbers of the engine lift brackets
• Aug 11, 2017 Service bulletinThis bulletin provides PM inspection requirements for the K-menber on the fuel tank support structure
• May 19, 2017 Service bulletinThis Service Manual Bulletin provides a procedure for venting the tanks when the solenoid valve is stuck...
• Mar 31, 2017 Service bulletinTechnical Instruction to inspect and replace solenoid valves if found defective.
• Nov 30, 2016 Service bulletinTechnical instruction for amerex display module and firmware validation
• Oct 31, 2016 Service bulletinTechnical instruction to rewire the voltage regulator power supply from the battery side to the load side...
• Oct 31, 2016 Service bulletinTechnical instruction to correct installation of steering gearbox mounting plate.
• Sep 30, 2016 Service bulletinTechnical instruction to rewire voltage regulator power.
• Sep 30, 2016 Service bulletinTechnical instruction to rework heat exchanger cabin loop line and routing.
• Jun 30, 2016 Service bulletinTechnical instruction - rework gas detection system wiring routing - specifically equipped vehilces
• Jun 30, 2016 Service bulletinTechnical instruction - inspect rear bumper and re-torque mounting hardware if required - specifically...
• May 31, 2016 Service bulletinTechnical instruction to incorporate an additional pressure protection valve (PPV) to the emergency brake...
• Apr 30, 2016 Service bulletinTechnical instruction to inspect front mask support bracket bond and repair if required on specifically...
• Apr 30, 2016 Service bulletinTechnical instruction to reconfigure voltage sense connection wiring on specifically equipped vehicles
• Apr 6, 2016 Service bulletinSec. 579.5
• Mar 31, 2016 Service bulletinTechnical instruction to replace surge tank low coolant level sensor.
• Mar 31, 2016 Service bulletinTechnical instruction to inspect street side driver's exterior mirror snap bushing.
• Feb 29, 2016 Service bulletinTechnical Instruction to Remove and Reinstall Driver's Barrier with Loctite.
• Feb 29, 2016 Service bulletinTechnical Instruction to Add PPV valve to Parking Brake Optional Emergency Release System for New York State.