Service bulletins for the 2018 NovaBUS LFS
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
157 on file from NHTSA, as of 2026-10-19.
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By component
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Only bulletins with component: Heating and air conditioning are shown. Show all
| BS5300E | 2022-10-03. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; EQUIPMENT. HVAC deflectors are breaking at the folded attachment points. The brackets broke right at the bending due to a sharp curve |
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| LI4718E | 2019-11-18. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. A new part kit and work procedure is required to replace the auxiliary heater filter N12950 since the latter has been discontinued by its supplier. |
| FT4689 | 2019-10-21. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER; ENGINE; ENGINE AND ENGINE COOLING. AC Air Flow Issues |
| FT4585 | 2019-05-13. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:APPLIANCE:AIR CONDITIONER. Heat exchanger hose leaking |
| FT4515 | 2019-05-13. Service bulletin. EQUIPMENT; EQUIPMENT:APPLIANCE:AIR CONDITIONER; EQUIPMENT ADAPTIVE/MOBILITY. AC drain tube kazoo/check valve missing |
| FT4542 | 2019-05-13. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Driver Defrost Not Working with High Fan Speed |
| LI4407E | 2018-09-17. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. A new option is available to ease the removal of the Thermo King AC unit evaporator on CNG vehicles. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.