2016 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
• Dec 6, 2024 Service bulletinInstructions to Service to incorporate a PLC Update to prevent interlock activation when CAN speed...
• 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...
• Oct 31, 2019 Service bulletinTechnical Service Instruction Describing How to Rewire TRW Steering Column to Provide a Memory Power Circuit
• Nov 1, 2018 Service bulletinThis Technical Service Information Bulletin Decsribes How to Inspect and Reroute as Required the Cummins...
• May 31, 2018 Service bulletinThis Maintenance Instruction Describes How to Install CNG Diamond Decals on the Sides of the Vehicle
• 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 31, 2017 Service bulletinThis Maintenance Instruction Describes How to Inspect Rear Axle Hub Spindle Nuts
• 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
• Jul 31, 2017 Service bulletinThis Maintenance Instruction describes how to add jumper harnesses to both windshield washer pump and...
• May 19, 2017 Service bulletinThis Service Manual Bulletin provides a procedure for venting the tanks when the solenoid valve is stuck...
• 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 rework heat exchanger cabin loop line and routing.
• Jun 30, 2016 Service bulletinTechnical instruction - rework gas detection system wiring routing - specifically equipped vehilces