2017 New Flyer XN40 technical service bulletins

16 technical service bulletins and manufacturer communications cover the 2017 New Flyer XN40.

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...
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 8, 2020 Service bulletinTechnical Instruction describing how to download a program to the Vansco Programmable Logic Control (PLC)...
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
May 31, 2018 Service bulletinThis Maintenance Instruction Describes How to Install the Optional Wheelchair Ramp Manual Extension Tool
Mar 30, 2018 Service bulletinThis Maintenance Instruction Decribes How to Replace the Surge Tank Low Coolant Level Sensor.
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
Jul 31, 2017 Service bulletinThis Maintenance Instruction describes how to add jumper harnesses to both windshield washer pump and...

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