TSB: NEW FLYER C30LF, C35LF, C35LFR, C40FLR, C40HF, C40LF, C40LFR, L40LF, L40LFR, XN35, XN40, XN60 (1996–2020)

Bulletin SMB191 — May 6, 2020

Bulletin Details

Bulletin IDSMB191
ManufacturerNEW FLYER
ModelsC30LF, C35LF, C35LFR, C40FLR, C40HF, C40LF, C40LFR, L40LF, L40LFR, XN35, XN40, XN60
Model Years1996–2020
Date IssuedMay 6, 2020
Date Added to NHTSAJune 2, 2020
ComponentENGINE (PWS)
Vehicles Affected162 combinations

What is a TSB?

A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.

If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.

Summary

Service Manual Bulletin - Changes to Cummins ISLG and L9N engine oil specifications and oil change intervals.

Affected Vehicles

MakeModelYearComponent
NEW FLYER XN35 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN35 2020 060000 ENGINE (PWS)
NEW FLYER XN40 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN40 2020 060000 ENGINE (PWS)
NEW FLYER XN60 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN60 2020 060000 ENGINE (PWS)
NEW FLYER XN35 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN35 2019 060000 ENGINE (PWS)
NEW FLYER XN40 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN40 2019 060000 ENGINE (PWS)
NEW FLYER XN60 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN60 2019 060000 ENGINE (PWS)
NEW FLYER XN35 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN35 2018 060000 ENGINE (PWS)
NEW FLYER XN40 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN40 2018 060000 ENGINE (PWS)
NEW FLYER XN60 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN60 2018 060000 ENGINE (PWS)
NEW FLYER XN35 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN35 2017 060000 ENGINE (PWS)
NEW FLYER XN40 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN40 2017 060000 ENGINE (PWS)
NEW FLYER XN60 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN60 2017 060000 ENGINE (PWS)
NEW FLYER XN35 2016 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN35 2016 060000 ENGINE (PWS)
NEW FLYER XN40 2016 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN40 2016 060000 ENGINE (PWS)
NEW FLYER XN60 2016 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN60 2016 060000 ENGINE (PWS)
NEW FLYER XN35 2015 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN35 2015 060000 ENGINE (PWS)
NEW FLYER XN40 2015 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN40 2015 060000 ENGINE (PWS)
NEW FLYER XN60 2015 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN60 2015 060000 ENGINE (PWS)
NEW FLYER XN35 2014 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN35 2014 060000 ENGINE (PWS)
NEW FLYER XN40 2014 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN40 2014 060000 ENGINE (PWS)
NEW FLYER XN60 2014 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN60 2014 060000 ENGINE (PWS)
NEW FLYER C40LF 2013 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LF 2013 060000 ENGINE (PWS)
NEW FLYER C40LFR 2013 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LFR 2013 060000 ENGINE (PWS)
NEW FLYER XN35 2013 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN35 2013 060000 ENGINE (PWS)
NEW FLYER XN40 2013 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN40 2013 060000 ENGINE (PWS)
NEW FLYER XN60 2013 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN60 2013 060000 ENGINE (PWS)
NEW FLYER C35LFR 2012 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C35LFR 2012 060000 ENGINE (PWS)
NEW FLYER C40FLR 2012 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40FLR 2012 060000 ENGINE (PWS)
NEW FLYER C40LF 2012 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LF 2012 060000 ENGINE (PWS)
NEW FLYER C40LFR 2012 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LFR 2012 060000 ENGINE (PWS)
NEW FLYER XN40 2012 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN40 2012 060000 ENGINE (PWS)
NEW FLYER XN60 2012 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN60 2012 060000 ENGINE (PWS)
NEW FLYER C35LFR 2011 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C35LFR 2011 060000 ENGINE (PWS)
NEW FLYER C40LF 2011 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LF 2011 060000 ENGINE (PWS)
NEW FLYER C40LFR 2011 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LFR 2011 060000 ENGINE (PWS)
NEW FLYER XN40 2011 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN40 2011 060000 ENGINE (PWS)
NEW FLYER XN60 2011 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN60 2011 060000 ENGINE (PWS)
NEW FLYER C35LFR 2010 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C35LFR 2010 060000 ENGINE (PWS)
NEW FLYER C40LF 2010 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LF 2010 060000 ENGINE (PWS)
NEW FLYER C40LFR 2010 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LFR 2010 060000 ENGINE (PWS)
NEW FLYER XN60 2010 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER XN60 2010 060000 ENGINE (PWS)
NEW FLYER C35LF 2009 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C35LF 2009 060000 ENGINE (PWS)
NEW FLYER C35LFR 2009 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C35LFR 2009 060000 ENGINE (PWS)
NEW FLYER C40LF 2009 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LF 2009 060000 ENGINE (PWS)
NEW FLYER C40LFR 2009 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LFR 2009 060000 ENGINE (PWS)
NEW FLYER L40LFR 2009 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER L40LFR 2009 060000 ENGINE (PWS)
NEW FLYER C35LF 2008 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C35LF 2008 060000 ENGINE (PWS)
NEW FLYER C40LF 2008 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LF 2008 060000 ENGINE (PWS)
NEW FLYER C40LFR 2008 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LFR 2008 060000 ENGINE (PWS)
NEW FLYER C35LF 2007 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C35LF 2007 060000 ENGINE (PWS)
NEW FLYER C40LF 2007 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LF 2007 060000 ENGINE (PWS)
NEW FLYER C40LFR 2007 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LFR 2007 060000 ENGINE (PWS)
NEW FLYER C35LF 2006 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C35LF 2006 060000 ENGINE (PWS)
NEW FLYER C40LF 2006 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LF 2006 060000 ENGINE (PWS)
NEW FLYER C40LFR 2006 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LFR 2006 060000 ENGINE (PWS)
NEW FLYER L40LF 2006 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER L40LF 2006 060000 ENGINE (PWS)
NEW FLYER C30LF 2005 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C30LF 2005 060000 ENGINE (PWS)
NEW FLYER C35LF 2005 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C35LF 2005 060000 ENGINE (PWS)
NEW FLYER C40LF 2005 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LF 2005 060000 ENGINE (PWS)
NEW FLYER L40LF 2005 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER L40LF 2005 060000 ENGINE (PWS)
NEW FLYER C30LF 2004 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C30LF 2004 060000 ENGINE (PWS)
NEW FLYER C35LF 2004 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C35LF 2004 060000 ENGINE (PWS)
NEW FLYER C40LF 2004 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LF 2004 060000 ENGINE (PWS)
NEW FLYER L40LF 2004 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER L40LF 2004 060000 ENGINE (PWS)
NEW FLYER C40LF 2003 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LF 2003 060000 ENGINE (PWS)
NEW FLYER C30LF 2002 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C30LF 2002 060000 ENGINE (PWS)
NEW FLYER C35LF 2002 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C35LF 2002 060000 ENGINE (PWS)
NEW FLYER C40LF 2002 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LF 2002 060000 ENGINE (PWS)
NEW FLYER C30LF 2001 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C30LF 2001 060000 ENGINE (PWS)
NEW FLYER C35LF 2001 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C35LF 2001 060000 ENGINE (PWS)
NEW FLYER C40LF 2001 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LF 2001 060000 ENGINE (PWS)
NEW FLYER C40LF 2000 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LF 2000 060000 ENGINE (PWS)
NEW FLYER C35LF 1999 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C35LF 1999 060000 ENGINE (PWS)
NEW FLYER C40LF 1999 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LF 1999 060000 ENGINE (PWS)
NEW FLYER C35LF 1998 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C35LF 1998 060000 ENGINE (PWS)
NEW FLYER C40LF 1998 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LF 1998 060000 ENGINE (PWS)
NEW FLYER L40LF 1998 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER L40LF 1998 060000 ENGINE (PWS)
NEW FLYER C40HF 1997 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40HF 1997 060000 ENGINE (PWS)
NEW FLYER C40LF 1997 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LF 1997 060000 ENGINE (PWS)
NEW FLYER C40HF 1996 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40HF 1996 060000 ENGINE (PWS)
NEW FLYER C40LF 1996 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
NEW FLYER C40LF 1996 060000 ENGINE (PWS)

Related NEW FLYER Recalls

CampaignModelYearComponentSummary
XE40 2022 ELECTRICAL SYSTEM:INSTRUMENT PANEL:SP... New Flyer of America, Inc. (New Flyer) is recalling certain 2022 XE40 transit...
XE35 2022 ELECTRICAL SYSTEM:PROPULSION SYSTEM:I... New Flyer of America, Inc. (New Flyer) is recalling certain 2021-2025 XE35, 2...
XE35 2021 ELECTRICAL SYSTEM:PROPULSION SYSTEM:I... New Flyer of America, Inc. (New Flyer) is recalling certain 2021-2025 XE35, 2...
XHE60 2026 ELECTRICAL SYSTEM:PROPULSION SYSTEM:I... New Flyer of America, Inc. (New Flyer) is recalling certain 2021-2025 XE35, 2...
XHE60 2025 ELECTRICAL SYSTEM:PROPULSION SYSTEM:I... New Flyer of America, Inc. (New Flyer) is recalling certain 2021-2025 XE35, 2...

What Should You Do?

If your vehicle is affected by this TSB, contact your authorized NEW FLYER dealer. Bring this bulletin ID (SMB191) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.

Frequently Asked Questions

A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.

If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.

Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.

This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.