Campaign 24V-341

Rubber ball seal in the PVM may fracture and cause a leak, which can result in park brake failure or unexpected park brake engagement while driving

Defect summary

Navistar, Inc. (Navistar) is recalling certain 2024-2025 IC Bus CE SBUS school buses equipped with Intellipark Park Valve Modules (PVM). The rubber ball seal in the PVM may fracture and cause a leak, which can result in park brake failure or unexpected park brake engagement while driving.

Consequence

Park brake failure or unexpected park brake engagement while driving increases the risk of a crash.

Remedy

Dealers will replace the Intellipark PVM, free of charge. Owner notification letters were mailed July 01, 2024. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 24507.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Source: NHTSA ODI recalls file, campaign 24V341000. Text as published by NHTSA.

Vehicles covered

2 product lines are covered

Owner complaints filed with NHTSA about brakes on these vehicles: 0, of which 0 involved a crash, fire, injury or death. Complaints are not verified by NHTSA.

Vehicles covered by campaign 24V-341
Make	Model	Model years	Complaints on this component
IC BUS	CE Sbus	2024	0
IC BUS	Cesb	2025	0

Source: NHTSA ODI recalls and complaints files. Equipment, tire and child-seat campaigns list products, not vehicles.

Investigation

No NHTSA investigation is linked to this recall

Most recalls are started by the manufacturer. This one lists "Manufacturer" as its origin.

Before the recall

No service bulletins on this component preceded the recall

Distinct manufacturer communications on the same component group, make, model and model year in the 24 months before the report date.

Source: NHTSA manufacturer communications file.

Service bulletins

26V-382 Jun 11, 2026
Service brake may take longer than expected to release
26V-294 May 11, 2026
Service brake may take longer than expected to release
26V-111 Feb 26, 2026
Brake lines may have been installed with incorrect hardware, which can result in brake line damage and cause a leak
25V-806 Nov 20, 2025
Auto neutral function may not recognize that the parking brake has been applied, failing to shift the transmission into neutral
25V-781 Nov 13, 2025
Hill Start Assist (HSA) exhaust port may become clogged, delaying or preventing the release of the service brakes
25V-763 Nov 6, 2025
Brake pressure switch harness may not have protective material on the wires, causing a short circuit and reducing brake performance