The Recall Desk
Our severity:HighNHTSA·26E062000·Announced 2026-09-03

Nova Bus Recalls Casco Engine Coolant Level Sensors

Nova Bus is recalling Casco engine coolant level sensors that may send false signals, causing unexpected engine shutdowns and increasing crash risk.

What this means for you

Our assessment, not the agency’s: severity 3/5 (High).

Real risk of harm even if no illness or injury has been reported yet. Stop using the product and follow the agency's guidance.

Our severity reasoning: The recall involves a risk-of-harm product (vehicle) where injury has not yet been reported, fitting the High severity criteria.

Plain-English summary

Nova Bus (US) Inc. is recalling certain Casco engine coolant level sensors with part number N108036. The defect involves the sensor potentially sending a false signal, which can cause the engine to shut down unexpectedly.

An unexpected engine shutdown can increase the risk of a crash. Additionally, the need to transfer passengers from a disabled bus can increase the risk of injury. The recall affects 591 units.

Nova Bus will reimburse owners for the replacement of the sensor, free of charge. Owner notification letters are expected to be mailed on November 2, 2026. Owners may contact Nova Bus customer service at 1-800-350-6682. Nova Bus's number for this recall is ER5937. This recall expands 25E012.

The recalled product

Product
ENGINE AND ENGINE COOLING:COOLING SYSTEM recall
Manufacturer
Nova Bus (US) Inc.
Category
Vehicle — Bus
Hazard
Affected units
591

Distribution

Distributed nationwide across the United States.

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