WenmarOpen by Wenmar Pro

Service bulletin BS5540E

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 id10250587
Published by NHTSA2024-02-24
Manufacturer's numberBS5540E
Manufacturer's date2024-02-06
NHTSA componentPOWER TRAIN

NHTSA's summary

P-clamps holding the transmission coolant pipes can break.

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

Transmission and driveline

Vehicles listed
NOVA BUS LFS2021, 2022

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

Recalls for the same vehicles and component
20264252026-09-04. Powertrain
20262202026-04-30. Powertrain
20233872023-07-12. Powertrain
23V4820002023-07-12. POWER TRAIN:DRIVELINE:DRIVESHAFT

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
BS5438E2024-03-29. Service bulletin. Restricted access to the Modular Propulsion Control System (MPCS) makes decommissioning difficult and presents a risk of damaging the HV cables during handling or testing.
FT54092023-10-29. Service bulletin. A bad connection at the ZF transmission connector may cause the transmission to jerk when shifting or show the fault code 188.
FT5314R12023-07-13. Service bulletin. P-Clamp failure on Transmission cooling pipes. P-Clamp cannot withstand the load of the cooling pipes. Thicker P-clamp as a containment solution.
FT53142022-12-01. Service bulletin. P-clamp cannot withstand the load of the cooling pipes. Thicker P-clamp as a containment solution.
LI5280E2022-06-30. Service bulletin. Transmission