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Service bulletin FT5125R1

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10230916
Published by NHTSA2023-02-02
Manufacturer's numberFT5125R1
Manufacturer's date2023-01-24
NHTSA componentSTRUCTURE

NHTSA's summary

Due to the lack of bonding surface between the two large roof top panels, when thermal expansion and contraction occur these panels separate and leave an opening

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Body and frame

Vehicles listed
NOVA BUS LFS2018, 2019

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20262282026-05-12. Structure
26V3000002026-05-12. VISIBILITY:GLASS, SIDE/REAR; STRUCTURE:INTERIOR PANELS:DOOR
20260062026-01-13. Structure
24V0330002024-01-19. STRUCTURE:BODY:DOOR; VISIBILITY
20202712020-06-17. Structure
20V3540002020-06-15. STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS; ELECTRICAL SYSTEM:SOFTWARE

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
BS5467E2023-10-17. Service bulletin. Potential presence of a gap may cause frame crack. Only to perform during a frame crack repair process near front bolt of joint #2.
FT50412021-04-02. Service bulletin. Overhead Display Screen Weld Crack and Hardware Loose
FT50462021-04-02. Service bulletin. Overhead Display Screen Weld Crack and Hardware Loose
LI4940ER12021-01-05. Service bulletin. Water Intrusion in Rear Interior Electrical Compartment. From the exterior of the bus, it appears there is a gap between seal and the bus body.
FT49502020-11-04. Service bulletin. Engine door hinge becoming loose
FT49442020-09-01. Service bulletin. bolts in the rear canopy (under the radiator) are getting loose. The Canopy grid can not fall off the bus due to locking pins .
FT48692020-08-06. Service bulletin. Coolant surge tank cover may rub on hose and clamps.
BS4864E2020-08-05. Service bulletin. Floor damage around the drive shaft access panel
FT47862020-07-02. Service bulletin. Front facia fiberglass fracture
FT46442020-04-13. Service bulletin. Body corner panel shows cracks