Casco recall: Coolant Level(ecl) Sensor – engine and engine cooling
Nova Bus (US) Inc. is recalling Casco Coolant Level(ecl) Sensor because of a crash risk – 591 units (potentially affected). The recall report reached NHTSA on September 3, 2026. Distributed nationwide.
Lower risk A safety recall: the manufacturer or NHTSA found a equipment defect that poses a risk to safety, or a failure to meet a federal safety standard. The remedy is free.

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| Product | Casco Coolant Level(ecl) Sensor |
| Brand | Casco |
| Company | Nova Bus (US) Inc. |
| Type | Vehicles |
| Classification | Equipment |
| Report received | September 3, 2026 |
| Published by NHTSA | September 3, 2026 |
| Quantity | 591 units (potentially affected) |
| Recall ID | 26E062000 |
Vehicles in this recall
| Make | Model | Model years |
|---|---|---|
| Casco | Coolant Level(ecl) Sensor | – |
Identifiers and details
- NHTSA campaign number
- 26E062000
- Manufacturer recall number
- ER5937
- Component
- ENGINE AND ENGINE COOLING:COOLING SYSTEM
- Built
- 2025-07-24 to 2026-08-31
- Recalled part
- Casco AC Fluid Level Sensor · Critical level coolant sensor · N108036
- Initiated by
- Manufacturer
Why it was recalled
The problem: a crash risk.
NHTSA's defect summary: “Nova Bus (US) Inc. (Nova Bus) is recalling certain Casco engine coolant level sensors with part number N108036. The coolant sensor could send a false signal, causing the engine to shut down.”
The consequence, according to NHTSA: “An unexpected engine shut down can increase the risk of a crash. Additionally, transferring passengers from the disabled bus can increase the risk of injury.”
What to do
NHTSA: “Nova Bus will reimburse the owners for the replacement of the sensor, free of charge. Owner notification letters are expected to be mailed 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.”
Enter your 17-character vehicle identification number (VIN) at nhtsa.gov/recalls or on the manufacturer's site to see whether your vehicle is included. Safety recall repairs are free at an authorized dealer, even if the vehicle is used or out of warranty.
Official notice: NHTSA recall 26E062000.
Other vehicle recalls
| Date | Recall | Problem | Agency |
|---|---|---|---|
| Oct 9, 2026 | a fire risk Lower risk | NHTSA Equipment | |
| Oct 9, 2026 | a crash risk Lower risk | NHTSA Vehicle | |
| Oct 8, 2026 | a fire risk Most serious | NHTSA Vehicle | |
| Oct 8, 2026 | an injury risk Lower risk | NHTSA Vehicle | |
| Oct 8, 2026 | a fire risk Lower risk | NHTSA Vehicle | |
| Oct 7, 2026 | a crash risk Serious | NHTSA Vehicle |
About this recall
Is Casco Casco Coolant Level(ecl) Sensor recalled?
Yes. Nova Bus (US) Inc. reported the recall to NHTSA on September 3, 2026; NHTSA published it September 3, 2026 (Equipment). Only the vehicles listed on this page are included.
Why was it recalled?
Because of a crash risk. Nova Bus (US) Inc. (Nova Bus) is recalling certain Casco engine coolant level sensors with part number N108036. The coolant sensor could send a false signal, causing the engine to shut down.
What should I do if I have it?
NHTSA says: Nova Bus will reimburse the owners for the replacement of the sensor, free of charge. Owner notification letters are expected to be mailed 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.
Where was it sold?
Nationwide.
More recalls
Source: recall records published by the U.S. Food and Drug Administration (openFDA Enforcement Reports), the USDA Food Safety and Inspection Service, the Consumer Product Safety Commission and the National Highway Traffic Safety Administration, collected twice a day. Product names, lot codes, dates and model numbers are shown exactly as the agency lists them; the agency's notice is the authority. 77.today is not affiliated with any of these agencies.