Fire sensor may falsely detect fires
Defect Summary
Prevost car (us) inc. (prevost) is recalling certain 2018-2023 h3-45 motor coaches and h3-45 vip motorhomes, and 2019 h3-41 motor coaches. the automatic fire suppression system (afss) optical fire sensor positioned in the engine compartment's lower region may corrode and malfunction. in this event, the afss may give a false warning to the driver, command an unwarranted engine shutdown, and release a chemical fire extinguishing agent in the engine compartment.
Safety Consequence
The activation of the automatic fire suppression system can cause a sudden loss of drive power, increasing the risk of a crash. additionally, a disabled coach may require an evacuation procedure in an uncontrolled traffic situation, increasing the risk of injury to passengers.
Corrective Action
Prevost will inspect the vehicles, install spacers between the optical fire sensor and bracket, and replace the optical fire sensor, if necessary, free of charge. owner notification letters were mailed september 8, 2023. owners may contact prevost customer service at 1-866-870-2046. prevost's number for this recall is sr23-05.
Similar Recalls
Other recalls from Prevost Car (us) Inc. or involving Equipment.
FAQ: Recall 23V126000
Your rights, the repair process, and what each field on this page means.
What is recall 23V126000?
NHTSA recall 23V126000 was issued by Prevost Car (us) Inc. on February 24, 2023. It addresses: Fire sensor may falsely detect fires. The recall affects approximately 555 vehicles, with the defect involving the Equipment component.
How do I get this recall repaired?
Contact any authorized Prevost Car (us) Inc. dealer and reference NHTSA recall ID 23V126000 or the manufacturer campaign number SR23-05. Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.